#serv01, #serv02, #serv03, #serv04 { margin: -50px 0 50px;}


/*mt-inner-service_down start*/
.mt-inner-service_down { overflow: hidden; padding: 100px 0;}
.mt-inner-down_list { padding-bottom: 50px; position: relative;}
.mt-inner-down_list .swiper-container { min-height: 240px; margin: -12px; padding: 12px;}
.mt-inner-down_list .swiper-slide { display: flex; align-items: center; justify-content: space-between; overflow: hidden; padding: 20px; background-color: #fff; box-shadow: 0 0 16px rgba(0, 0, 0, .05);}
.mt-inner-down_list .swiper-slide:hover { background-color: #cf2f2a; box-shadow: 0 0 16px rgba(207, 47, 42, .15);}
.mt-inner-down_list .swiper-slide .name { width: 54%; overflow: hidden; padding: 0 20px;}
.mt-inner-down_list .swiper-slide .name a { display: block; height: 48px; overflow: hidden; line-height: 48px; color: #222; font-size: 18px; white-space: nowrap; text-overflow: ellipsis; padding-left: 48px; position: relative;}
.mt-inner-down_list .swiper-slide .name a i { display: block; width: 24px; height: 24px; overflow: hidden; margin-top: -12px; position: absolute; left: 0; top: 50%;}
.mt-inner-down_list .swiper-slide p { display: flex; align-items: center; justify-content: center; height: 40px; overflow: hidden; line-height: 40px; color: #777; font-size: 16px; white-space: nowrap; text-overflow: ellipsis; padding: 0 20px;}
.mt-inner-down_list .swiper-slide p i { display: block; width: 16px; height: 16px; overflow: hidden; margin-right: 10px;}
.mt-inner-down_list .swiper-slide p.time { width: 22%;}
.mt-inner-down_list .swiper-slide p.size { width: calc(24% - 120px);}
.mt-inner-down_list .swiper-slide p.size i { width: 18px; height: 18px;}
.mt-inner-down_list .swiper-slide a.down { display: block; width: 120px; height: 40px; overflow: hidden; font-size: 0; padding: 0 20px;}
.mt-inner-down_list .swiper-slide a.down i { display: block; width: 36px; height: 36px; overflow: hidden; margin: 2px auto; padding: 8px; background-color: #cf2f2a; border-radius: 50%;}

.mt-inner-down_list .swiper-slide:hover .name a { color: #fff; font-weight: bold;}
.mt-inner-down_list .swiper-slide:hover .name a i svg path { fill: #fff;}
.mt-inner-down_list .swiper-slide:hover p { color: #fff;}
.mt-inner-down_list .swiper-slide:hover p i svg path { fill: #fff;}
.mt-inner-down_list .swiper-slide:hover a.down i { background-color: #fff;}
.mt-inner-down_list .swiper-slide:hover a.down i svg path { fill: #cf2f2a;}

.mt-inner-down_list .swiper-pagination { width: 100%; height: 2px; bottom: 0 !important;}
.mt-inner-down_list .swiper-pagination span { width: 50px; height: 2px; margin: 0 4px !important; vertical-align: top; opacity: 1; background: #e3e3e3; border-radius: 0; position: relative;}
.mt-inner-down_list .swiper-pagination span.swiper-pagination-bullet-active { background: #555;}

.mt-inner-down_list .swiper-button-prev, .mt-inner-down_list .swiper-button-next { display: none; width: 40px; height: 40px; margin-top: -20px; padding: 11px; background: rgba(0, 0, 0, 0); border: 1px solid #555; border-radius: 50%; position: absolute; top: 50%; z-index: 1;}
.mt-inner-down_list .swiper-button-prev { left: -72px; transform: rotateY(180deg); -webkit-transform: rotateY(180deg);}
.mt-inner-down_list .swiper-button-next { right: -72px;}
.mt-inner-down_list .swiper-button-prev:hover, .mt-inner-down_list .swiper-button-next:hover { background: #cf2f2a; border: 1px solid #cf2f2a;}
.mt-inner-down_list .swiper-button-prev:hover svg path, .mt-inner-down_list .swiper-button-next:hover svg path { fill: #fff;}
.mt-inner-down_list .swiper-button-disabled { opacity: .5 !important;}
/*mt-inner-service_down end*/


/*mt-inner-service_video start*/
.mt-inner-service_video { overflow: hidden; padding: 100px 0; background-color: #fff;}
.mt-inner-video_list { padding-bottom: 50px; position: relative;}
.mt-inner-video_list .swiper-container { min-height: 240px;}
.mt-inner-video_list .swiper-slide a.image { display: block; width: 100%; height: 340px; overflow: hidden; background-color: #f8f8f8; position: relative;}
.mt-inner-video_list .swiper-slide:hover a.image img { transform: scale(1.05); -webkit-transform: scale(1.05);}
.mt-inner-video_list .swiper-slide a.image span.time { display: block; width: 100%; height: 60px; overflow: hidden; line-height: 60px; color: #fff; font-size: 16px; padding: 0 70px 0 20px; background-color: rgba(0, 0, 0, .55); position: absolute; left: 0; bottom: 0; z-index: 1;}
.mt-inner-video_list .swiper-slide a.image span.time i { display: block; width: 18px; height: 18px; overflow: hidden; margin: 21px 10px 21px 0; float: left;}
.mt-inner-video_list .swiper-slide a.image em.play { display: block; width: 70px; height: 60px; overflow: hidden; background-color: #cf2f2a; position: absolute; right: 0; bottom: 0; z-index: 2;}
.mt-inner-video_list .swiper-slide a.image em.play::before { content: ''; display: block; width: 0; height: 0; border-top: 12px solid transparent; border-left: 18px solid #fff; border-bottom: 12px solid transparent; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); -webkit-transform: translate(-50%,-50%);}

.mt-inner-video_list .swiper-slide a.name { display: block; height: 32px; overflow: hidden; line-height: 32px; color: #222; font-size: 18px; white-space: nowrap; text-overflow: ellipsis; margin-top: 16px; padding: 0 20px;}
.mt-inner-video_list .swiper-slide:hover a.name { color: #cf2f2a;}

.mt-inner-video_list .swiper-pagination { width: 100%; height: 2px; bottom: 0 !important;}
.mt-inner-video_list .swiper-pagination span { width: 50px; height: 2px; margin: 0 4px !important; vertical-align: top; opacity: 1; background: #e3e3e3; border-radius: 0; position: relative;}
.mt-inner-video_list .swiper-pagination span.swiper-pagination-bullet-active { background: #555;}

.mt-inner-video_list .swiper-button-prev, .mt-inner-video_list .swiper-button-next { display: none; width: 40px; height: 40px; margin-top: -20px; padding: 11px; background: rgba(0, 0, 0, 0); border: 1px solid #555; border-radius: 50%; position: absolute; top: 50%; z-index: 1;}
.mt-inner-video_list .swiper-button-prev { left: -72px; transform: rotateY(180deg); -webkit-transform: rotateY(180deg);}
.mt-inner-video_list .swiper-button-next { right: -72px;}
.mt-inner-video_list .swiper-button-prev:hover, .mt-inner-video_list .swiper-button-next:hover { background: #cf2f2a; border: 1px solid #cf2f2a;}
.mt-inner-video_list .swiper-button-prev:hover svg path, .mt-inner-video_list .swiper-button-next:hover svg path { fill: #fff;}
.mt-inner-video_list .swiper-button-disabled { opacity: .5 !important;}
/*mt-inner-service_video end*/


/*mt-inner-service_problem start*/
.mt-inner-service_problem { overflow: hidden; padding: 100px 0;}
.mt-inner-problem_list ul { min-height: 240px;}
.mt-inner-problem_list ul li { overflow: hidden; margin-bottom: 20px; padding: 24px 32px; background-color: #fff; box-shadow: 0 0 16px rgba(0, 0, 0, .05); cursor: pointer;}
.mt-inner-problem_list ul li:last-child { margin-bottom: 0;}
.mt-inner-problem_list ul li .question { display: flex; align-items: center; justify-content: space-between;}
.mt-inner-problem_list ul li .question i { display: block; width: 32px; height: 32px; overflow: hidden; line-height: 30px; color: #222; font-size: 16px; font-style: normal; text-align: center; padding: 0; border: 1px solid #aeaeae; border-radius: 50%;}
.mt-inner-problem_list ul li .question p { width: calc(100% - 104px); height: 32px; overflow: hidden; line-height: 32px; color: #222; font-size: 18px; white-space: nowrap; text-overflow: ellipsis;}
.mt-inner-problem_list ul li .question em { display: block; width: 32px; height: 32px; overflow: hidden; padding: 7px; position: relative;}
.mt-inner-problem_list ul li .question em::before, .mt-inner-problem_list ul li .question em::after { content: ''; display: block; background-color: #b9b9b9; position: absolute; left: 50%; top: 50%; transition: all 0.5s; -webkit-transition: all 0.5s;}
.mt-inner-problem_list ul li .question em::before { width: 2px; height: 18px; margin: -9px 0 0 -1px;}
.mt-inner-problem_list ul li .question em::after { width: 18px; height: 2px; margin: -1px 0 0 -9px;}

.mt-inner-problem_list ul li.active .question i, .mt-inner-problem_list ul li:hover .question i { color: #fff; background-color: #cf2f2a; border: 1px solid #cf2f2a;}
.mt-inner-problem_list ul li.active .question p, .mt-inner-problem_list ul li:hover .question p { color: #cf2f2a; font-weight: bold; text-decoration: underline;}
.mt-inner-problem_list ul li.active .question em::before { height: 0; margin: 0 0 0 -1px;}
.mt-inner-problem_list ul li.active .question em::after, .mt-inner-problem_list ul li:hover .question em::before, .mt-inner-problem_list ul li:hover .question em::after { background-color: #cf2f2a;}

.mt-inner-problem_list ul li .answer { display: none; justify-content: space-between; overflow: hidden; margin-top: 24px; padding: 24px 32px; background-color: #f5f5f5;}
.mt-inner-problem_list ul li.active .answer { display: flex;}
.mt-inner-problem_list ul li .answer i { display: block; width: 32px; height: 32px; overflow: hidden; line-height: 30px; color: #222; font-size: 16px; font-style: normal; text-align: center; padding: 0; border: 1px solid #aeaeae; border-radius: 50%;}
.mt-inner-problem_list ul li .answer .answer_text { width: calc(100% - 48px); overflow: hidden; line-height: 30px; color: #555; font-size: 16px; padding: 1px 0;}
.mt-inner-problem_list ul li .answer .answer_text p { overflow: hidden; line-height: 30px; color: #555; font-size: 16px;}
/*mt-inner-service_problem end*/


/*mt-inner-service_instrument start*/
.mt-inner-service_instrument { overflow: hidden; padding: 100px 0; background-color: #fff;}
.mt-inner-instrument_list { padding-bottom: 50px; position: relative;}
.mt-inner-instrument_list .swiper-container { min-height: 240px;}
.mt-inner-instrument_list .swiper-slide { display: flex; align-items: center; justify-content: space-between; overflow: hidden; padding: 32px 40px; background-color: #f5f5f5;}
.mt-inner-instrument_list .swiper-slide:hover { background: #cf2f2a url(../images/instrument-bg.png) right center no-repeat; background-size: 455px 555px;}

.mt-inner-instrument_list .swiper-slide .image { width: 42%; height: 360px; overflow: hidden;}
.mt-inner-instrument_list .swiper-slide .image a { display: block; width: 100%; height: 100%; overflow: hidden; position: relative;}
.mt-inner-instrument_list .swiper-slide:hover .image a img { -webkit-transform: scale(1.05); transform: scale(1.05);}

.mt-inner-instrument_list .swiper-slide .text { width: 58%; height: auto; padding: 0 0 0 60px; position: relative;}
.mt-inner-instrument_list .swiper-slide .text a.name { display: block; height: 30px; overflow: hidden; line-height: 30px; color: #222; font-size: 20px; font-weight: bold; white-space: nowrap; text-overflow: ellipsis; padding-left: 20px; position: relative;}
.mt-inner-instrument_list .swiper-slide .text a.name::before { content: ''; display: block; width: 4px; height: 22px; background-color: #cf2f2a; position: absolute; left: 0; top: 4px;}
.mt-inner-instrument_list .swiper-slide .text .time-num { display: flex; align-items: center; margin: 15px 0 25px; padding-bottom: 25px; border-bottom: 1px solid #ddd;}
.mt-inner-instrument_list .swiper-slide .text .time-num span { display: flex; align-items: center; justify-content: center; height: 24px; overflow: hidden; line-height: 24px; color: #777; font-size: 16px;}
.mt-inner-instrument_list .swiper-slide .text .time-num span i { display: block; width: 16px; height: 16px; overflow: hidden; margin-right: 10px;}
.mt-inner-instrument_list .swiper-slide .text .time-num span.num { margin-left: 40px;}
.mt-inner-instrument_list .swiper-slide .text .time-num span.num i { width: 18px; height: 18px;}
.mt-inner-instrument_list .swiper-slide .text .dec { max-height: 60px; overflow: hidden; line-height: 30px; color: #777; font-size: 16px; text-align: justify; display: -webkit-box; text-overflow: ellipsis; line-clamp: 2; -webkit-line-clamp: 2; -webkit-box-orient: vertical;}
.mt-inner-instrument_list .swiper-slide .text .btns { display: flex; align-items: center; margin-top: 30px;}
.mt-inner-instrument_list .swiper-slide .text .btns a { display: flex; align-items: center; height: 48px; overflow: hidden; line-height: 44px; color: #cf2f2a; font-size: 18px; font-weight: bold; border: 2px solid #cf2f2a; padding: 0 30px;}
.mt-inner-instrument_list .swiper-slide .text .btns a i { display: block; width: 14px; height: 14px; overflow: hidden; margin-left: 14px;}
.mt-inner-instrument_list .swiper-slide .text .btns a.down { margin-left: 20px;}
.mt-inner-instrument_list .swiper-slide .text .btns a.down i { width: 20px; height: 20px;}

.mt-inner-instrument_list .swiper-slide:hover .text a.name { color: #fff;}
.mt-inner-instrument_list .swiper-slide:hover .text a.name::before { background-color: #fff;}
.mt-inner-instrument_list .swiper-slide:hover .text .time-num { border-bottom: 1px solid rgba(255, 255, 255, .25);}
.mt-inner-instrument_list .swiper-slide:hover .text .time-num span { color: #fff;}
.mt-inner-instrument_list .swiper-slide:hover .text .time-num span i svg path { fill: #fff;}
.mt-inner-instrument_list .swiper-slide:hover .text .dec { color: rgba(255, 255, 255, .7);}
.mt-inner-instrument_list .swiper-slide:hover .text .btns a { color: #fff; border: 2px solid #fff;}
.mt-inner-instrument_list .swiper-slide:hover .text .btns a i svg path { fill: #fff;}

.mt-inner-instrument_list .swiper-pagination { width: 100%; height: 2px; bottom: 0 !important;}
.mt-inner-instrument_list .swiper-pagination span { width: 50px; height: 2px; margin: 0 4px !important; vertical-align: top; opacity: 1; background: #e3e3e3; border-radius: 0; position: relative;}
.mt-inner-instrument_list .swiper-pagination span.swiper-pagination-bullet-active { background: #555;}

.mt-inner-instrument_list .swiper-button-prev, .mt-inner-instrument_list .swiper-button-next { display: none; width: 40px; height: 40px; margin-top: -20px; padding: 11px; background: rgba(0, 0, 0, 0); border: 1px solid #555; border-radius: 50%; position: absolute; top: 50%; z-index: 1;}
.mt-inner-instrument_list .swiper-button-prev { left: -72px; transform: rotateY(180deg); -webkit-transform: rotateY(180deg);}
.mt-inner-instrument_list .swiper-button-next { right: -72px;}
.mt-inner-instrument_list .swiper-button-prev:hover, .mt-inner-instrument_list .swiper-button-next:hover { background: #cf2f2a; border: 1px solid #cf2f2a;}
.mt-inner-instrument_list .swiper-button-prev:hover svg path, .mt-inner-instrument_list .swiper-button-next:hover svg path { fill: #fff;}
.mt-inner-instrument_list .swiper-button-disabled { opacity: .5 !important;}
/*mt-inner-service_instrument end*/


@media (max-width:1680px) {
  #serv01, #serv02, #serv03, #serv04 { margin: -40px 0 40px;}

  .mt-inner-service_down, .mt-inner-service_video, .mt-inner-service_problem, .mt-inner-service_instrument { padding: 80px 0;}
  .mt-inner-down_list, .mt-inner-video_list, .mt-inner-instrument_list { padding-bottom: 40px;}
  .mt-inner-down_list .swiper-pagination span, .mt-inner-video_list .swiper-pagination span, .mt-inner-instrument_list .swiper-pagination span { width: 40px;}

  .mt-inner-down_list .swiper-slide p { font-size: 15px;}

  .mt-inner-video_list .swiper-slide a.image { height: 300px;}
  .mt-inner-video_list .swiper-slide a.image span.time { height: 50px; line-height: 50px; font-size: 15px; padding: 0 60px 0 20px;}
  .mt-inner-video_list .swiper-slide a.image span.time i { width: 16px; height: 16px; margin: 17px 10px 17px 0;}
  .mt-inner-video_list .swiper-slide a.image em.play { width: 60px; height: 50px;}
  .mt-inner-video_list .swiper-slide a.image em.play::before { border-top: 10px solid transparent; border-left: 14px solid #fff; border-bottom: 10px solid transparent;}
  .mt-inner-video_list .swiper-slide a.name { height: 30px; line-height: 30px; margin-top: 15px;}

  .mt-inner-problem_list ul li { padding: 20px 30px;}
  .mt-inner-problem_list ul li .answer { margin-top: 20px; padding: 20px 30px;}

  .mt-inner-instrument_list .swiper-slide { padding: 30px;}
  .mt-inner-instrument_list .swiper-slide .image { height: 340px;}
  .mt-inner-instrument_list .swiper-slide .text { padding-left: 40px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num { margin: 12px 0 20px; padding-bottom: 20px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num span { font-size: 15px;}
  .mt-inner-instrument_list .swiper-slide .text .dec { max-height: 50px; line-height: 25px; font-size: 15px;}
  .mt-inner-instrument_list .swiper-slide .text .btns a { height: 44px; line-height: 40px; font-size: 16px; padding: 0 24px;}
  .mt-inner-instrument_list .swiper-slide .text .btns a i { margin-left: 10px;}

}

@media (max-width:1600px) {}

@media (max-width:1560px) {}

@media (max-width:1440px) {
  .mt-inner-service_down, .mt-inner-service_video, .mt-inner-service_problem, .mt-inner-service_instrument { padding: 60px 0;}
  .mt-inner-down_list, .mt-inner-video_list, .mt-inner-instrument_list { padding-bottom: 30px;}
  .mt-inner-down_list .swiper-pagination span, .mt-inner-video_list .swiper-pagination span, .mt-inner-instrument_list .swiper-pagination span { width: 30px;}

  .mt-inner-down_list .swiper-slide { padding: 15px;}
  .mt-inner-down_list .swiper-slide .name, .mt-inner-down_list .swiper-slide p, .mt-inner-down_list .swiper-slide a.down { padding: 0 15px;}
  .mt-inner-down_list .swiper-slide .name a { height: 40px; line-height: 40px; padding-left: 36px;}
  .mt-inner-down_list .swiper-slide .name a i { width: 22px; height: 22px; margin-top: -11px;}
  .mt-inner-down_list .swiper-slide p.size { width: calc(24% - 100px);}
  .mt-inner-down_list .swiper-slide a.down { width: 100px;}

  .mt-inner-video_list .swiper-slide a.image { height: 275px;}  
  .mt-inner-video_list .swiper-slide a.image span.time { height: 44px; line-height: 44px; font-size: 15px; padding: 0 50px 0 20px;}
  .mt-inner-video_list .swiper-slide a.image span.time i { width: 16px; height: 16px; margin: 14px 10px 14px 0;}
  .mt-inner-video_list .swiper-slide a.image em.play { width: 50px; height: 44px;}
  .mt-inner-video_list .swiper-slide a.image em.play::before { border-top: 8px solid transparent; border-left: 12px solid #fff; border-bottom: 8px solid transparent;}
  .mt-inner-video_list .swiper-slide a.name { margin-top: 12px;}

  .mt-inner-instrument_list .swiper-slide .image { height: 320px;}
  .mt-inner-instrument_list .swiper-slide .text a.name { font-size: 18px;}
  .mt-inner-instrument_list .swiper-slide .text a.name::before { width: 3px; height: 18px; top: 6px;}
}

@media (max-width:1366px) {
  .mt-inner-video_list .swiper-slide a.image { height: 260px;}

  .mt-inner-instrument_list .swiper-slide .image { height: 300px;}
}

@media (max-width:1280px) {
  .mt-inner-service_down, .mt-inner-service_video, .mt-inner-service_problem, .mt-inner-service_instrument { padding: 50px 0;}

  .mt-inner-down_list .swiper-slide { padding: 10px;}
  .mt-inner-down_list .swiper-slide .name, .mt-inner-down_list .swiper-slide p, .mt-inner-down_list .swiper-slide a.down { padding: 0 10px;}
  .mt-inner-down_list .swiper-slide .name a { height: 40px; line-height: 40px; font-size: 16px; padding-left: 32px;}
  .mt-inner-down_list .swiper-slide .name a i { width: 20px; height: 20px; margin-top: -10px;}
  .mt-inner-down_list .swiper-slide p { height: 30px; line-height: 30px; font-size: 14px;}
  .mt-inner-down_list .swiper-slide p i { width: 14px; height: 14px;}
  .mt-inner-down_list .swiper-slide p.size { width: calc(24% - 80px);}
  .mt-inner-down_list .swiper-slide p.size i { width: 16px; height: 16px;}
  .mt-inner-down_list .swiper-slide a.down { width: 80px;}
  .mt-inner-down_list .swiper-slide a.down i { width: 32px; height: 32px; margin: 4px auto; padding: 7px;}

  .mt-inner-video_list .swiper-slide a.image { height: 230px;}  
  .mt-inner-video_list .swiper-slide a.image span.time { height: 40px; line-height: 40px; font-size: 14px; padding: 0 50px 0 20px;}
  .mt-inner-video_list .swiper-slide a.image span.time i { width: 15px; height: 15px; margin: 12px 10px 12px 0;}
  .mt-inner-video_list .swiper-slide a.image em.play { width: 50px; height: 40px;}
  .mt-inner-video_list .swiper-slide a.image em.play::before { border-top: 8px solid transparent; border-left: 12px solid #fff; border-bottom: 8px solid transparent;}
  .mt-inner-video_list .swiper-slide a.name { font-size: 16px; margin-top: 12px;}

  .mt-inner-problem_list ul li, .mt-inner-problem_list ul li .answer { padding: 20px;}
  .mt-inner-problem_list ul li .question i { width: 30px; height: 30px; line-height: 28px;}
  .mt-inner-problem_list ul li .question p { width: calc(100% - 84px); height: 30px; line-height: 30px; font-size: 16px;}
  .mt-inner-problem_list ul li .question em { width: 30px; height: 30px;}
  .mt-inner-problem_list ul li .question em::before { height: 16px; margin: -8px 0 0 -1px;}
  .mt-inner-problem_list ul li .question em::after { width: 16px; margin: -1px 0 0 -8px;}
  .mt-inner-problem_list ul li .answer i { width: 30px; height: 30px; line-height: 28px;}
  .mt-inner-problem_list ul li .answer .answer_text { width: calc(100% - 42px); line-height: 28px; font-size: 15px; padding: 0;}
  .mt-inner-problem_list ul li .answer .answer_text p { line-height: 28px; font-size: 15px;}

  .mt-inner-instrument_list .swiper-slide { padding: 24px;}
  .mt-inner-instrument_list .swiper-slide .image { height: 260px;}
  .mt-inner-instrument_list .swiper-slide .text { padding-left: 30px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num { margin: 10px 0 16px; padding-bottom: 16px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num span { font-size: 14px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num span i { width: 14px; height: 14px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num span.num { margin-left: 30px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num span.num i { width: 16px; height: 16px;}
  .mt-inner-instrument_list .swiper-slide .text .dec { max-height: 48px; line-height: 24px; font-size: 14px;}
  .mt-inner-instrument_list .swiper-slide .text .btns a { height: 40px; line-height: 38px; font-size: 14px; font-weight: normal; padding: 0 20px; border: 1px solid #cf2f2a;}
  .mt-inner-instrument_list .swiper-slide .text .btns a i { width: 11px; height: 11px;}
  .mt-inner-instrument_list .swiper-slide .text .btns a.down i { width: 16px; height: 16px;}

}

@media (max-width:1200px) {}

@media (max-width:1080px) {
  .mt-inner-video_list .swiper-slide a.image { height: 220px;}
  .mt-inner-video_list .swiper-slide a.image span.time i { margin: 12px 6px 12px 0;}
  .mt-inner-video_list .swiper-slide a.name { padding: 0;}

  .mt-inner-instrument_list .swiper-slide .image { height: 250px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num { margin: 10px 0 14px; padding-bottom: 14px;}  
  .mt-inner-instrument_list .swiper-slide .text .btns { margin-top: 20px;}
}

@media (max-width:1024px) {
  .mt-inner-video_list .swiper-slide a.image { height: 210px;}
}

@media (max-width:920px) {
  .mt-inner-service_down, .mt-inner-service_video, .mt-inner-service_problem, .mt-inner-service_instrument { padding: 40px 0;}
  .mt-inner-down_list, .mt-inner-video_list, .mt-inner-instrument_list { padding-bottom: 20px;}
  .mt-inner-down_list .swiper-pagination span, .mt-inner-video_list .swiper-pagination span, .mt-inner-instrument_list .swiper-pagination span { width: 20px;}

  .mt-inner-down_list .swiper-slide .name { width: 65%;}
  .mt-inner-down_list .swiper-slide p.time { display: none;}
  .mt-inner-down_list .swiper-slide p.size { width: calc(35% - 80px);}

  .mt-inner-video_list .swiper-slide a.image { height: 190px;}
  .mt-inner-video_list .swiper-slide a.image span.time { padding: 0 40px 0 10px;}
  .mt-inner-video_list .swiper-slide a.image em.play { width: 40px;}
  .mt-inner-video_list .swiper-slide a.image em.play::before { border-top: 6px solid transparent; border-left: 10px solid #fff; border-bottom: 6px solid transparent;}
  .mt-inner-video_list .swiper-slide a.name { margin-top: 10px;}

  .mt-inner-instrument_list .swiper-slide { padding: 20px;}
  .mt-inner-instrument_list .swiper-slide .image { height: 220px;}
  .mt-inner-instrument_list .swiper-slide .text { padding-left: 20px;}
  .mt-inner-instrument_list .swiper-slide .text a.name { font-size: 16px; padding-left: 15px;}
  .mt-inner-instrument_list .swiper-slide .text a.name::before { width: 2px; height: 16px; top: 7px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num { margin: 8px 0 10px; padding-bottom: 10px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num span.num { margin-left: 20px;}
  .mt-inner-instrument_list .swiper-slide .text .time-num span i { margin-right: 8px;}
  .mt-inner-instrument_list .swiper-slide .text .btns { margin-top: 16px;}
  
}

@media (max-width:820px) {
  .mt-inner-video_list .swiper-slide a.image { height: 170px;}

  .mt-inner-instrument_list .swiper-slide .image { height: 200px;}  
}

@media (max-width:767px) {
  .mt-inner-down_list .swiper-slide { display: block; padding: 10px; position: relative;}
  .mt-inner-down_list .swiper-slide .name { width: 100%; margin-bottom: 5px;}
  .mt-inner-down_list .swiper-slide .name a { height: auto; line-height: 26px; font-size: 16px; white-space: inherit; text-overflow: inherit; padding-left: 28px;}
  .mt-inner-down_list .swiper-slide .name a i { width: 16px; height: 16px; margin-top: 0; top: 6px;}
  .mt-inner-down_list .swiper-slide p { display: flex !important; justify-content: left; width: 100% !important; padding: 0 60px 0 10px;}
  .mt-inner-down_list .swiper-slide a.down { width: 60px; position: absolute; right: 0; bottom: 20px;}

  .mt-inner-video_list .swiper-slide a.image { height: 260px;}
  .mt-inner-video_list .swiper-slide a.name { font-size: 18px;}

  .mt-inner-problem_list ul li .question { align-items: normal;}
  .mt-inner-problem_list ul li .question p { height: auto; font-size: 18px; white-space: inherit; text-overflow: inherit;}

  .mt-inner-instrument_list .swiper-slide { display: block;}
  .mt-inner-instrument_list .swiper-slide .image { width: 100%; height: 190px;}
  .mt-inner-instrument_list .swiper-slide .text { width: 100%; margin-top: 16px; padding-left: 0;}
  .mt-inner-instrument_list .swiper-slide .text a.name { height: auto; font-size: 18px; white-space: inherit; text-overflow: inherit; padding-left: 15px;}
  .mt-inner-instrument_list .swiper-slide .text a.name::before { width: 3px; height: 18px; top: 6px;}
}

@media (max-width:390px) {
  .mt-inner-video_list .swiper-slide a.image { height: 240px;}

  .mt-inner-instrument_list .swiper-slide .image { height: 180px;}
}

@media (max-width:320px) {
  .mt-inner-service_down, .mt-inner-service_video, .mt-inner-service_problem, .mt-inner-service_instrument { padding: 30px 0;}

  .mt-inner-down_list .swiper-slide { padding: 10px 5px;}
  .mt-inner-down_list .swiper-slide .name a { line-height: 26px; font-size: 16px; padding: 2px 0 2px 30px;}
  .mt-inner-down_list .swiper-slide .name a i { top: 7px;}

  .mt-inner-video_list .swiper-slide a.image { height: 200px;}
  .mt-inner-video_list .swiper-slide a.name { font-size: 16px; text-align: center;}

  .mt-inner-problem_list ul li, .mt-inner-problem_list ul li .answer { padding: 12px;}
  .mt-inner-problem_list ul li .question p { line-height: 26px; font-size: 16px; padding: 2px 0;}
  .mt-inner-problem_list ul li .answer .answer_text p { line-height: 24px; font-size: 14px;}

  .mt-inner-instrument_list .swiper-slide { padding: 12px;}
  .mt-inner-instrument_list .swiper-slide .image { height: 160px;}
  .mt-inner-instrument_list .swiper-slide .text a.name { font-size: 16px; padding-left: 15px;}
  .mt-inner-instrument_list .swiper-slide .text a.name::before { width: 2px; height: 16px; top: 7px;}
  .mt-inner-instrument_list .swiper-slide .text .btns { margin-top: 10px;}
  .mt-inner-instrument_list .swiper-slide .text .btns a.down { margin-left: 12px;}
}