/* 面包屑 */
.md20957.md-nav{overflow: hidden;width: 100%;background-color: #ffffff;box-shadow: 0px .03rem .15rem 0px rgba(89, 55, 21, 0.1);}
.md20957.md-nav img{display: inline-block;vertical-align:middle;max-width: 100%;}
.md20957.md-nav .layout{width: 14.4rem;max-width: 92%;margin: 0 auto;}
.md20957.md-nav .nav-cont{width: 100%;display: flex;font-size: 0;}
.md20957.md-nav .nav-left{flex: 1;width: 0;}
.md20957.md-nav .nav-swiper{display: inline-block;max-width: 100%;}
.md20957.md-nav .nav-item{transition: all  .3s;font-style: italic;display: block;cursor: pointer;width: auto;position: relative;margin-right: 1rem;color: #333333;line-height: .8rem;}
.md20957.md-nav .nav-item:last-child{margin-right: 0;} 
.md20957.md-nav .nav-item:hover{color: var(--theme);} 
/* .md20957.md-nav .nav-item.active{color: var(--theme);}  */
.md20957.md-nav .nav-right{font-size: 0;margin-left: .25rem;}
.md20957.md-nav .nav-one{font-style: italic;display: inline-block;vertical-align: middle;line-height: .8rem;color: #333333;}
.md20957.md-nav .nav-one:after{content: '>';margin: 0 .05rem;}
.md20957.md-nav .nav-one:last-child:after{display: none;}
.md20957.md-nav .nav-one:nth-child(1):before{content: '';display: inline-block;vertical-align: middle;margin-right: .2rem;width:1.56em;height: 2em;background-image: url('../images/a1.png');background-size: 100% auto;background-position: center center;background-repeat: no-repeat;}
 
.md20957.md-nav.cont2{box-shadow:none;}
.md20957.md-nav.cont2  .nav-one{line-height: 1rem;}
@media (max-width: 750px) {
  .md20957.md-nav .nav-left{flex: none;width: 100%;text-align: center;}
  .md20957.md-nav .nav-item{margin: 0 .15rem !important;}
  .md20957.md-nav .nav-right{display: none;}
  .md20957.md-nav.cont2 .nav-right{display: block;white-space: nowrap;overflow: auto;}
}



/* 产品-详情1 */
.md20957.md-product_details1{width: 100%;padding: .6rem 0 1.15rem;}
.md20957.md-product_details1 img{display: inline-block;vertical-align:middle;max-width: 100%;}
.md20957.md-product_details1 .layout{width: 14.4rem;max-width: 92%;margin: 0 auto;}
.md20957.md-product_details1 .q-top{position: relative;width: 100%;margin-bottom: 1.2rem;border-radius: .4rem;overflow: hidden;}
.md20957.md-product_details1 .q-bg{width: 100%;position: relative;overflow: hidden;padding-top: calc(720/1440*100%);}
.md20957.md-product_details1 .q-bg img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details1 .q-sub{position: absolute;bottom: 0;left: 0;width: 100%;padding: .55rem .6rem;}
.md20957.md-product_details1 .q-titles{width: 100%;color: #333333;font-weight: bold;line-height: 1;}
.md20957.md-product_details1 .q-bottom{width: 100%;display: flex;flex-wrap: wrap;justify-content: space-between;}
.md20957.md-product_details1 .q-left{width: 7.6rem;}
.md20957.md-product_details1 .q-swiperbox{width: 100%;margin-bottom: .1rem;}
.md20957.md-product_details1 .q-swiper{width: 100%;}
.md20957.md-product_details1 .q-item{display: block;width: 100%;}
.md20957.md-product_details1 .q-img{width: 100%;position: relative;overflow: hidden;padding-top: calc(760/760*100%);}
.md20957.md-product_details1 .q-img img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details1 .q-swiperbox2{width:calc(100% + .1rem);position: relative;left: -.05rem;}
.md20957.md-product_details1 .q-swiper2{width: 100%;}
.md20957.md-product_details1 .q-nav{display: block;width: 25%;padding: 0 .05rem;}
.md20957.md-product_details1 .q-img2{opacity: .5;display: block;cursor: pointer;width: 100%;position: relative;overflow: hidden;padding-top: calc(182/182*100%);}
.md20957.md-product_details1 .q-img2 img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details1 .q-nav.active .q-img2{opacity: 1;border: solid .02rem #000000;}

.md20957.md-product_details1 .q-right{width: 6rem;}
.md20957.md-product_details1 .q-subtitle{width: 100%;margin-bottom: .35rem;color: #333333;font-weight: bold;line-height: 1.2;}
.md20957.md-product_details1 .q-one{display: flex;align-items: center;min-height: .95rem;padding: .3rem 0;border-bottom: 1px solid rgba(0,0,0,.1);}
.md20957.md-product_details1 .q-tip{font-style: italic;flex: 1;padding-right: .15rem;color: #333333;line-height: 1.5;}
.md20957.md-product_details1 .q-intro{font-style: italic;text-align: right;max-width: 4.5rem; color: #666666;line-height: 1.5;}
.md20957.md-product_details1 .q-intro *{line-height: inherit;}
.md20957.md-product_details1 .q-guote{transition: all  .3s;display: inline-block;cursor: pointer;margin-top: .8rem;padding: 0 .4rem;color: #666666;line-height: .6rem;border-radius: .3rem;border: solid 1px #999999;}
.md20957.md-product_details1 .q-guote:hover{color: #fff; border: solid 1px var(--theme);background-color: var(--theme);}
@media (max-width: 750px) {
  .md20957.md-product_details1 .q-top{margin-bottom: .5rem;}
  .md20957.md-product_details1 .q-sub{padding: .3rem;}
   .md20957.md-product_details1 .q-left{width: 100%;margin-bottom: .3rem;}
   .md20957.md-product_details1 .q-right{width: 100%;}
}

.md20957.md-product_details1 .qa-main{width: 100%;padding-top: 1.2rem;}
.md20957.md-product_details1 .qa-titles{width: 100%;padding-bottom: .45rem;color: #333333;font-weight: bold;line-height: 1.2;}
.md20957.md-product_details1 .qa-cont{width: 100%;display: flex;flex-wrap: wrap;justify-content: space-between;}
.md20957.md-product_details1 .qa-left{width: 6.9rem;}
.md20957.md-product_details1 .qa-box{position: sticky;top: .9rem;left: 0;width: 100%;}
.md20957.md-product_details1 .qa-img{width: 100%;position: relative;overflow: hidden;padding-top: calc(690/690*100%);}
.md20957.md-product_details1 .qa-img img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details1 .qa-text{width: 100%;padding-top: .35rem;}
.md20957.md-product_details1 .qa-name{font-style: italic;width: 100%;color: #333333;line-height: 1.5;}
.md20957.md-product_details1 .qa-right{width: 6.8rem;}
.md20957.md-product_details1 .qa-subtitle{font-style: italic;width: 100%;margin-bottom: .35rem;color: #333333;line-height: 1.5;font-weight: bold;}
.md20957.md-product_details1 .qa-navbox{width: 100%;font-size: 0;padding-bottom: .2rem;}
.md20957.md-product_details1 .qa-nav{transition: all  .3s;cursor: pointer;display: inline-block;vertical-align: middle;color: #666666;font-style: italic;padding: 0 .3rem;margin-right: .2rem;margin-bottom: .2rem;line-height: .5rem;background-color: #f8f8f8;border-radius: .25rem;}
.md20957.md-product_details1 .qa-nav:hover{background-color: #333333;color: #ffffff;}
.md20957.md-product_details1 .qa-nav.active{background-color: #333333;color: #ffffff;}
.md20957.md-product_details1 .qa-list{width: 100%;}
.md20957.md-product_details1 .qa-one{width: 100%;padding-top: .35rem;border-top: 1px solid rgba(0,0,0,.1);} 
.md20957.md-product_details1 .qa-tip{font-style: italic;width: 100%;margin-bottom: .15rem;color: #333333;line-height: 1.5;}
.md20957.md-product_details1 .qa-colorbox{width: 100%;display: flex;flex-wrap: wrap;padding-bottom: .2rem;}
.md20957.md-product_details1 .qa-color{display: block;cursor: pointer;width: 23.52%;margin-right: 1.97%;margin-bottom: .15rem;}
.md20957.md-product_details1 .qa-color:nth-child(4n){margin-right: 0;}
.md20957.md-product_details1 .qa-imgbox{width: 100%;}
.md20957.md-product_details1 .qa-img1{transition: all  .3s; width: 100%;position: relative;overflow: hidden;padding-top: calc(160/160*100%);}
.md20957.md-product_details1 .qa-img1 img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details1 .qa-img2{display: none; width: 100%;position: relative;overflow: hidden;padding-top: calc(160/160*100%);border-radius: .15rem;}
.md20957.md-product_details1 .qa-img2 img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details1 .qa-name2{width: 100%;padding-top: .05rem;color: #666666;line-height: 1.5;}
.md20957.md-product_details1 .qa-color:hover .qa-img1{border-radius: .15rem;}
.md20957.md-product_details1 .qa-color.active .qa-img1{display: none;}
.md20957.md-product_details1 .qa-color.active .qa-img2{display: block;}
@media (max-width: 750px) {
    .md20957.md-product_details1 .qa-left{width: 100%;margin-bottom: .3rem;}
    .md20957.md-product_details1 .qa-right{width: 100%;}
    .md20957.md-product_details1 .qa-color{width: calc(50% - .1rem);margin-right: .2rem;}
    .md20957.md-product_details1 .qa-color:nth-child(2n){margin-right: 0;}
}

/* 产品-详情2 */
.md20957.md-product_details2{width: 100%;padding: 1.15rem 0 1.2rem;background-size: cover;background-position: center center;background-repeat: no-repeat;}
.md20957.md-product_details2 img{display: inline-block;vertical-align:middle;max-width: 100%;}
.md20957.md-product_details2 .layout{width: 14.4rem;max-width: 92%;margin: 0 auto;}
.md20957.md-product_details2 .r-top{width: 100%;}
.md20957.md-product_details2 .r-titles{width: 100%;margin-bottom: .55rem;color: #333333;font-weight: bold;line-height: 1.2;}
.md20957.md-product_details2 .r-textbox{width: 100%;font-style: italic;color: #666666;line-height: 1.5;}
.md20957.md-product_details2 .r-textbox *{line-height: inherit;}
.md20957.md-product_details2 .r-cont{width: 100%;position: relative;margin-top: .3rem;display: flex;align-items: center;min-height: 5.2rem;}
.md20957.md-product_details2 .r-bg{position: absolute;top: 0;left: 0;width: 100%;height: 100%;overflow: hidden;}
.md20957.md-product_details2 .r-bg img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details2 .r-sub{position: relative;z-index: 8;width: 100%;padding: .25rem 1.6rem;}
.md20957.md-product_details2 .r-textbox2{width: 100%;font-style: italic;color: #ffffff;line-height: 1.7;}
.md20957.md-product_details2 .r-textbox2 *{line-height: inherit;}
.md20957.md-product_details2 .r-bottom{width: 100%;padding-top: 1.05rem;}
.md20957.md-product_details2 .r-subtitle{width: 100%;margin-bottom: .5rem;text-align: center; color: #333333;font-weight: bold;line-height: 1.2;}
.md20957.md-product_details2 .r-box{width: 100%;display: flex;align-items: center;flex-wrap: wrap;padding: .75rem .15rem .75rem .4rem;background-color: #ffffff;box-shadow: 0px .03rem .15rem 0px rgba(89, 55, 21, 0.1);border: solid 1px #e5e5e5;}
.md20957.md-product_details2 .r-left{flex: 1;}
.md20957.md-product_details2 .r-img{width: 100%;}
.md20957.md-product_details2 .r-img img{width: 100%;}
.md20957.md-product_details2 .r-right{max-width: 2.5rem;}
.md20957.md-product_details2 .r-one{display: block;width: 100%;text-align: center;padding: .15rem;}
.md20957.md-product_details2 .r-icon{width: 100%;height: .7rem;line-height: .7rem;}
.md20957.md-product_details2 .r-icon img{max-width: .7rem;max-height: .7rem;}
.md20957.md-product_details2 .r-text{font-style: italic;width: 100%;padding-top: .05rem;color: #666666;line-height: 1.6;}

@media (max-width: 750px) {
  .md20957.md-product_details2 .r-cont{min-height: 3.5rem;}
  .md20957.md-product_details2 .r-sub{padding: .3rem;}
  .md20957.md-product_details2 .r-box{padding: .5rem .3rem;}
  .md20957.md-product_details2 .r-left{flex: none;width: 100%;margin-bottom: .3rem;}
  .md20957.md-product_details2 .r-right{max-width: none;width: 100%;display: flex;flex-wrap: wrap;}
  .md20957.md-product_details2 .r-one{width: 33.33%;}
}

/* 产品-详情3 */
.md20957.md-product_details3{width: 100%;padding: 1.1rem 0 .9rem;}
.md20957.md-product_details3 img{display: inline-block;vertical-align:middle;max-width: 100%;}
.md20957.md-product_details3 .layout{width: 14.4rem;max-width: 92%;margin: 0 auto;}
.md20957.md-product_details3 .s-top{width: 100%;margin-bottom: .6rem;position: relative;display: flex;align-items: center;}
.md20957.md-product_details3 .s-lt{flex: 1;}
.md20957.md-product_details3 .s-titles{width: 100%;color: #333333;line-height: 1.2;font-weight: bold;}
.md20957.md-product_details3 .s-rt{position: relative;width: 1.2rem;height: .5rem;} 
.md20957.md-product_details3 .s-prev{transition: all  .3s; left: 0;margin-top: -.25rem;width: .5rem;height: .5rem;border-radius: 50%;background-image: url('../images/a2.png');background-size: .08rem auto;background-position: center center;background-repeat: no-repeat;border: solid 1px #999999;}
.md20957.md-product_details3 .s-prev:hover{background-image: url('../images/a2-b.png');background-color: var(--theme);border: solid 1px var(--theme);}
.md20957.md-product_details3 .s-next{transition: all  .3s;transform: rotate(-180deg); right: 0;margin-top:-.25rem;width: .5rem;height: .5rem;border-radius: 50%;background-image: url('../images/a2.png');background-size: .08rem auto;background-position: center center;background-repeat: no-repeat;border: solid 1px #999999;}
.md20957.md-product_details3 .s-next:hover{background-image: url('../images/a2-b.png');background-color: var(--theme);border: solid 1px var(--theme);}
.md20957.md-product_details3 .s-bottom{width: calc(100% + .3rem);position: relative;left: -.15rem;}
.md20957.md-product_details3 .s-swiper{width: 100%;}
.md20957.md-product_details3 .s-item{width: 33.33%;padding: 0 .15rem;}
.md20957.md-product_details3 .s-link{display: block;cursor: pointer;width: 100%;}
.md20957.md-product_details3 .s-imgbox{width: 100%;}
.md20957.md-product_details3 .s-img1{width: 100%;position: relative;overflow: hidden;padding-top: calc(460/460*100%);}
.md20957.md-product_details3 .s-img1 img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details3 .s-img2{display: none;width: 100%;position: relative;overflow: hidden;padding-top: calc(558/460*100%);border-radius: .2rem;}
.md20957.md-product_details3 .s-img2 img{position: absolute;top: 0;left: 0;width: 100%;height: 100%;object-fit: cover;transform: scale(1.00);transition: all ease .5s;}
.md20957.md-product_details3 .s-text{width: 100%;padding-top: .35rem;}
.md20957.md-product_details3 .s-name{transition: all  .3s;width: 100%;color: #333333;line-height: 1.35;}
.md20957.md-product_details3 .s-intro{width: 100%;color: #666666;line-height: 1.5;}

.md20957.md-product_details3 .s-link:hover .s-img1{display: none;}
.md20957.md-product_details3 .s-link:hover .s-img2{display: block;}
.md20957.md-product_details3 .s-link:hover .s-text{text-align: center;}
/* .md20957.md-product_details3 .s-link:hover .s-img1 img{transform: scale(1.05);}
.md20957.md-product_details3 .s-link:hover .s-img2 img{transform: scale(1.05);} */
.md20957.md-product_details3 .s-link:hover .s-name{color: var(--theme);}


@media (max-width: 750px) {
  .md20957.md-product_details3 .s-text{display: none;}
  .md20957.md-product_details3 .s-item{width:80%;}
  .md20957.md-product_details3 .s-item.swiper-slide-active .s-text{display: block;}
}



    .qa-list{display: none;}
    .qa-list.show{display: block;}