.header{position: fixed;top: 0;z-index: 99;width: 100%;max-width: 750px;}
.header_top{background: url(../img/header_bg.jpg) no-repeat;background-size: cover;width: 100%;display: flex;flex-wrap: wrap;justify-content: space-between;align-items: center;padding: 1rem 0;height: 4rem;}
.header_top .logo{width: 15%;height: 100%;}
.header_top .logo img{margin: 0 auto;border-radius: 0.5rem;max-width: 70%;height: 100%;}
.header_top .text{width: 65%;text-align: center;}
.header_top .text h1{font-size: 1.35rem;color: #004066;text-transform: capitalize;text-shadow: 1px 1px 0px #fff;}
.header_top .text p{display: flex;flex-wrap: wrap;align-items: center;justify-content: center;text-shadow: 1px 1px 0px #fff;font-size: 1.15rem;}
.header_top .text p span{margin: 0 0.25rem;color: #004066;}
.header_top .language{width: 10%;height: 100%;display: flex;flex-wrap: wrap;align-items: center;justify-content: center;position: relative;}
.header_top .language img{width: 2rem;margin: 0 auto;}
.header_top .language #lan_x{position: absolute;top: 5rem;left: -1.5rem;width: 7rem;display: none;}
.header_top .language #lan_x{background-color:#fff}
.header_top .language #lan_x h3{font-weight:400;text-align:center;height:3rem}
.header_top .language #lan_x a{color:#333;font-size: .95rem;}
.header_top .language #lan_x h3:hover a{color:#058FFC;font-size:1rem}

.header_top .menu{width: 10%;text-align: center;}
.header_top .menu .hamburger{padding: 0;width:100%}
.header_top .menu .hamburger-inner, 
.header_top .menu .hamburger-inner::before, 
.header_top .menu .hamburger-inner::after{background: #004066;}
.header_top .menu .hamburger-inner, 
.header_top .menu .hamburger-inner::before, 
.header_top .menu .hamburger-inner::after{width: 2.5rem;height: 0.25rem;}
.header_top .menu .hamburger .hamburger-box{width: 100%;display: flex;flex-wrap: wrap;justify-content: center;align-items: center;}
.header_top .menu .hamburger.is-active .hamburger-inner, 
.header_top .menu .hamburger.is-active .hamburger-inner::before, 
.header_top .menu .hamburger.is-active .hamburger-inner::after{background: #004066;}

.header_menu{background:rgba(213,224,240,0.9);position:absolute;top:6rem;left:0;z-index:99;width:100%;max-height:0;overflow:hidden;transition:max-height 0.5s ease-out}
.header_menu.show{max-height:100vh}
.header_menu ul{margin:0;padding:0}
.header_menu ul li{padding: 0.5rem 0;border-bottom: 1px solid #fff;list-style: none;}
.header_menu ul li:last-child{border-bottom: none;}
.header_menu ul li h2{font-size: 1.2rem;display: flex;flex-wrap: wrap;align-items: center;background: inherit; margin: 0;}
.header_menu ul li h2 img{margin-left: 0.5rem;border-radius: 0.75rem;width: 2rem;}
.header_menu ul li ul{margin-top: 0.5rem;}
.header_menu ul li ul li{border-bottom: none;margin-left: 3.5rem;padding: 0;margin-bottom: 1rem;}
.header_menu ul li ul li img{width: .75rem;border-radius: inherit;}
.header_menu ul li ul li h2 a{font-size: 1rem !important;}
.header_menu ul li ul li a{display: flex;flex-wrap: wrap;align-items: center;font-size: 1.1rem;}
.header_menu ul li ul li a img{margin-right: 0.5rem;}
.header_menu ul li h2 a{color: #333;line-height: 2rem; margin-left: 1rem; text-decoration: none;}

/* 页面主体 */
.header_body{position: relative;}
.header_body h1{position: absolute;top: 6rem;width: 100%;text-align: center;color: #005C93;font-size: 2rem;text-shadow: 1px 1px 0px #fff;text-transform: uppercase;}
.header_body h1 span{display: inline-block;width: 90%;margin: 0 auto;}
.header_body .cleaning{position: absolute;bottom: 1rem;width: 100%;}
.header_body .cleaning .cleaning_item{display: flex;flex-wrap: wrap;justify-content: space-between;align-items: center;width: 94%;margin: 0 auto;height: 14rem;}
.header_body .cleaning .cleaning_item .left{width: 29%;height: 96%;display: flex;flex-direction: column;justify-content: center;align-items: center;background: rgba(252,252,252, 0.4);border-radius: 0.5rem;}
.header_body .cleaning .cleaning_item .left span{text-align: center;margin-top: 0.5rem;}
.header_body .cleaning .cleaning_item .right{width: 69%;height: 100%;display: flex;flex-wrap: wrap;justify-content: space-between;text-align: center;align-items: center;}
.header_body .cleaning .cleaning_item .right .img{margin-bottom: 0.5rem;}
.header_body .cleaning .cleaning_item img{width: 2.5rem;}
.header_body .cleaning .cleaning_item span{color: #045899;font-size: .95rem;}
.header_body .cleaning .cleaning_item .right .img img{margin: 0 auto;}
.header_body .cleaning .cleaning_item .right .item{width: 49%;height: 46.5%;display: flex;flex-wrap: wrap;flex-direction: column;justify-content: center;align-items: center;background: rgba(252,252,252, 0.4);border-radius: 0.5rem;}


/* 恩达的产品 */
.enda_pro{background: url(../img/bg.jpg) no-repeat;background-size: 100% 100%;width: 100%;padding: 1.5rem 0;}
.enda_pro h3{text-align: center;font-size: 1.5rem;}
.enda_pro h3 span{text-transform: uppercase;background: white;color: #045899;font-weight: 500;padding: 0.25rem 1rem;border-radius: 1.5rem;}
.enda_pro .pro_content{width: 94%;margin: 0 auto;margin-top: 1rem;display: flex;flex-wrap: wrap;justify-content: space-between;}
.enda_pro .pro_content .item{width: 49.5%;position: relative;}
.enda_pro .pro_content .item span{position: absolute;top: 35%;left: 5%;width: 20%;font-size: 1.1rem;color: #333;}


/* 产品类别 */
.pro_cate{width: 94%;margin: 0 auto;background:white;border-radius: 0.75rem;padding: 1.5rem 0;}
.pro_cate .tit h3{text-align: center;color: #045899;text-transform: uppercase;font-size: 1.5rem;}
.pro_cate .tit p{text-align: center;font-size: 1.1rem;margin-top: 0.75rem;color: #333;}
.pro_cate .cate_content .subtitle{text-align: center;margin-top: 1rem;font-size: 1.25rem;}
.pro_cate .cate_content .subtitle h4{display: inline-block;background: #6AB4F6;color: white;border-radius: 1.25rem;padding: 0.25rem 1.75rem;}
.pro_cate .cate_content .cate_item{width: 94%;margin: 0 auto;display: flex;flex-wrap: wrap;justify-content: space-between;margin-top: 1.5rem;}
.pro_cate .cate_content .cate_item .item{width: 49%;box-shadow: 0 2px 4px 0px rgba(106,180,246, .6);padding-top: 1rem;border-radius: 0.75rem;margin-bottom: 1.2rem;}
.pro_cate .cate_content .cate_item .item h5{font-size: 1.15rem;color: #045899;padding: 0.5rem;height: 3rem;}
.pro_cate .cate_content .cate_item .item .img{height:10rem;display: flex;justify-content: center;align-items: center;margin-bottom: 0.25rem;}
.pro_cate .cate_content .cate_item .item .img img{margin: 0 auto;max-width: 90%;max-height: 90%;}
.pro_cate .cate_content .cate_item .item .text{height: 6.5rem;background: #6AB4F6;color: white;border-radius: 0.75rem;padding: 0.5rem;font-size: .95rem;}
.pro_cate .cate_content .cate_item .item .text b{display: inline-block;margin-bottom: 0.5rem;}

/* 优势 */
.advantage{margin-top: 1.2rem;}
.advantage .tit{text-align: center;}
.advantage .tit h3{text-transform: capitalize;color: white;background: #6AB4F6;display: inline-block;padding: 0.25rem 1.5rem;border-radius: 1.5rem;font-size: 1.25rem;}
.advantage .img{width: 96%;margin: 0 auto;margin-top: 1rem;text-align: center;display: flex;flex-wrap: wrap;justify-content: space-around;}
.advantage .img .pic{width: 33.3333%;position: relative;}
.advantage .img .pic img{margin: 0 auto;height: 100%;max-width: 96%;}
.advantage .img .pic:nth-child(1),
.advantage .img .pic:nth-child(2),
.advantage .img .pic:nth-child(3){margin-bottom: 0.5rem;}
.advantage .img .pic span{position: absolute;bottom: 1rem;width: 100%;text-align: center;left: 0;color: white;}

.free{background: url('../img/quote.jpg') no-repeat;background-size: cover;width: 100%;height: 3rem;line-height: 3rem;display: flex;flex-wrap: wrap;justify-content: space-around;align-items: center;padding: 0.5rem 0;border-bottom: 1px dashed #0091DE;}
.free .text{color: #045899;font-size: 1.25rem;width: 60%;}
.free .get_free{background: #6AB4F6;color: white;width: 30%;height: 2rem;line-height: 2rem;text-align: center;border-radius: 1rem;box-shadow: 0px 0px 0px 2px rgba(106,180,246, 0.5);display: flex;flex-wrap: wrap;justify-content: center;margin-right:1rem;cursor: pointer;}
.free .get_free .skew{width: 1.15rem;height: 100%;background: white;transform: skew(20deg);transform-origin: 0 0;}
.free .get_free a{color: white;}


/* 工业海绵 */
.industrial_cate{width: 94%;margin: 0 auto;}
.industrial_cate .industrial_content .tit{text-align: center;}
.industrial_cate .industrial_content .tit h3{text-align: center;background: #6AB4F6;color: #fff;font-size: 1.5rem;display: inline-block;padding: 0.25rem 1.5rem;border-radius: 1.5rem;font-weight: 500;}
.industrial_cate .acoustic_panel{margin: 1.5rem 0;}
.industrial_cate .acoustic_panel h4{font-size: 1.15rem;text-align: center;}
.industrial_cate .acoustic_panel .fire_item{background: white;border-radius: 0.75rem;padding: 1.5rem 0;margin-top: 1.5rem;}
.industrial_cate .acoustic_panel .fire_item .item{display: flex;flex-wrap: wrap;justify-content: space-around;align-items: center;width: 94%;margin: 0 auto;border: 0.01rem solid #6AB4F6;padding: 0.75rem 0;border-radius: 0.75rem;box-shadow: 0 2px 4px 0px rgba(106,180,246, .6);}
.industrial_cate .acoustic_panel .fire_item .item .img{width: 49.5%;}
.industrial_cate .acoustic_panel .fire_item .item .img img{margin: 0 auto;width: 92%;}
.industrial_cate .acoustic_panel .fire_item .item .text{width: 48%;text-align: left;padding: 0 0.25rem;}
.industrial_cate .acoustic_panel .fire_item .item .text h5{border-bottom: 0.01rem solid #333;padding-bottom: 0.5rem;font-size: 1.05rem;margin-bottom: 1rem;}
.industrial_cate .acoustic_panel .fire_item .item .detail{font-size: 1.05rem;}
.industrial_cate .acoustic_panel .fire_item .item .detail b{display: inline-block;width: 100%;margin-bottom: 0.5rem;}

.industrial_cate .acoustic_panel .fire_item .fire_list{width: 94%;margin: 0 auto;display: flex;flex-wrap: wrap;justify-content: space-between;margin-top: 1rem;}
.industrial_cate .acoustic_panel .fire_item .fire_list .list{width: 49%;border: 0.01rem solid #6AB4F6;box-shadow: 0 2px 4px 0px rgba(106,180,246, .6);padding-top: 1rem;border-radius: 0.75rem;margin-bottom: 1.2rem;}
.industrial_cate .acoustic_panel .fire_item .fire_list .list h5{font-size: 1rem;color: #045899;padding: 0.5rem;height: 3rem;font-weight: 500;}
.industrial_cate .acoustic_panel .fire_item .fire_list .list .img{height: 10rem;display: flex;justify-content: center;align-items: center;margin-bottom: 0.25rem;}
.industrial_cate .acoustic_panel .fire_item .fire_list .list .img img{margin: 0 auto;max-width: 90%;max-height: 90%;}
.industrial_cate .acoustic_panel .fire_item .fire_list .list .text{height: 5rem;background: #6AB4F6;color: white;border-radius: 0.5rem;padding: 0.5rem;font-size: .95rem;}
.industrial_cate .acoustic_panel .fire_item .fire_list .list .text b{display: inline-block;margin-bottom: 0.5rem;}
.mb{margin-bottom: 0 !important;}

.fire_application .ul1{margin: 0 auto;justify-content: space-around;margin-top: 1.5rem;margin-bottom: 1.5rem;}
.fire_application .ul1 li{width: 49%;position: relative;margin: 0.25rem 0;}
.fire_application .ul1 li .img img{margin: 0 auto;}
.fire_application .ul1 li .img span{position: absolute;top: 0;left: 1rem;width: 10rem;height: 100%;display: flex;align-items: center;font-size: 1rem;color: #333;}



/* 公司简介 */
.enda_company{width: 96%;margin: 0 auto;}
.enda_company h3{text-align: center;font-size: 1.5rem;text-transform: uppercase;}
.enda_company .enda_img{margin-top: 1rem;}
.enda_company .enda_img img{margin: 0 auto;width: 100%;}
.enda_company .enda_text{margin-top: 1rem;}
.enda_company .enda_text h4{margin-bottom: 1rem;font-size: 1.1rem;}
.enda_company .enda_text .text{width: 94%;margin: 0 auto;font-size: 1.05rem;}
.enda_company .enda_text .text p{font-size: 1rem;text-align: justify;line-height: 1.5rem;color: #333;}
.enda_company .enda_text .text p:nth-child(1){margin-bottom: 0.5rem;}


/* 公司环境 */
.company_environment{width: 96%;margin: 0 auto;margin-top: 1.5rem;}
.company_environment .tit{text-align: center;}
.company_environment .tit h3{text-align: center;background: #6AB4F6;color: #fff;font-size: 1.25rem;display: inline-block;padding: 0.25rem 1.5rem;border-radius: 1.5rem;font-weight: 500;}
.company_environment .company_img{margin-top: 1rem;display: flex;flex-wrap: wrap;justify-content: space-between;}
.company_environment .company_img .img{width: 50%;}
.company_environment .company_img .img img{margin: 0 auto;border-radius: 0.75rem;max-width: 90%;}
.company_environment .company_img .img:nth-child(1),
.company_environment .company_img .img:nth-child(2){margin-bottom: 1rem;}



/* 流程 */
.flow_chart{width: 96%;margin: 0 auto;background: white;border-radius: 0.75rem;padding-top: 1.25rem;}
.flow_chart .tit{text-align: center;}
.flow_chart .tit h3{text-align: center;background: #6AB4F6;color: #fff;font-size: 1.25rem;display: inline-block;padding: 0.25rem 1.5rem;border-radius:1.5rem;font-weight: 500;}

.flow_chart .flow_item{width: 94%;margin: 0 auto;padding: 1.25rem 0;}
.flow_chart .flow_item .top{justify-content: space-between;margin-bottom: 0.25rem;}
.flow_chart .flow_item .top .list{width: 45%;}
.flow_chart .flow_item .top .list .img img{width: 100%;}
.flow_chart .flow_item .top .list span{display: inline-block;width: 100%;text-align: center;font-size: 1.05rem;margin-top: 0.5rem;color: #333;}
.flow_chart .flow_item .top .list .img,
.flow_chart .flow_item .top .icon{height: 8.5rem;display: flex;flex-wrap: wrap;justify-content: center;align-items: center;}
.flow_chart .flow_item .top .icon{width: 8%;}
.flow_chart .flow_item .throw_bottom img{margin: 0 auto;width: 70%;}
.flow_chart .flow_item .middle{width: 94%;margin: 0.5rem auto;justify-content: space-between;}
.flow_chart .flow_item .middle .text{width: 25%;font-size: 1rem;text-align: center;background: #6AB4F6;color: white;border-radius: 0.75rem;padding: 1rem;}
.flow_chart .flow_item .middle_body{width: 94%;margin: 0 auto;justify-content: space-between;}
.flow_chart .flow_item .middle_body .list{width: 28%;text-align: center;}
.flow_chart .flow_item .middle_body .list>:first-child{margin: 0 auto;}
.flow_chart .flow_item .middle_body .list span{font-size: 1.05rem;margin-top: 0.25rem;height: 3rem;display: flex;flex-wrap: wrap;justify-content: center;align-items: center;color: #333;}
.flow_chart .flow_item .sponge{position: relative;width: 70%;margin: 0 auto;margin-top: 1rem;}
.flow_chart .flow_item .sponge img{margin: 0 auto;}
.flow_chart .flow_item .sponge .position{position: absolute;font-size: 1.05rem;}
.flow_chart .flow_item .sponge .d1{top: 7.5rem;width: 100%;text-align: center;color: #333;}
.flow_chart .flow_item .sponge .d2{bottom: 0.5rem;width: 100%;text-align: center;color: #333;}
.flow_chart .flow_item .bottom{text-align: center}
.flow_chart .flow_item .bottom img{margin: 0 auto;}
.flow_chart .flow_item .bottom span{display: inline-block;margin-top: 0.5rem;font-size: 1.05rem;color: #333;}


/* 我们的服务 */
.our_service{width: 96%;margin: 0 auto;}
.our_service .tit{text-align: center;}
.our_service .tit h2{font-size: 1.5rem;text-transform: uppercase;margin-bottom: 1rem;}
.our_service .tit h3{text-align: center;background: #6AB4F6;color: #fff;font-size: 1.25rem;display: inline-block;padding: 0.25rem 1.5rem;border-radius: 1.5rem;font-weight: 500;}
.our_service .our_item{padding: 1.5rem 0;margin-top: 1rem;background: white;border-radius: 0.75rem;}
.our_service .our_item .our_list {width: 94%;margin: 0 auto;}
.our_service .our_item .our_list .text{color: #6AB4F6;font-size: 1.25rem;margin-bottom: 1rem;font-weight: 600;}
.our_service .our_item .our_list .customized ul{display: flex;flex-wrap: wrap;justify-content: space-around;}
.our_service .our_item .our_list .customized ul li{width: 50%;}
.our_service .our_item .our_list .customized ul li img{margin: 0 auto;max-width: 90%;}
.our_service .our_item .line{width: 94%;margin: 0 auto;height: 0.1rem;background: #ccc;margin-top: 1rem;margin-bottom: 1rem;}

.our_service .our_item .our_list .emboosing ul{display: flex;flex-wrap: wrap;justify-content: space-around;}
.our_service .our_item .our_list .emboosing ul li{width: 33%;}
.our_service .our_item .our_list .emboosing ul li img{margin: 0 auto;max-width: 90%;}

.our_service .our_item .our_list .brand_boxes .enda_boxes{width: 92%;margin: 0 auto;border: 0.01rem solid #009EFA;padding: 1.5rem 1rem;border-radius: 0.75rem;}
.our_service .our_item .our_list .brand_boxes .enda_boxes .ul1{margin: 0 auto;justify-content: space-between;align-items: center;margin-top: 1rem;}
.our_service .our_item .our_list .brand_boxes .enda_boxes .txt{color: #333;}
.our_service .our_item .our_list .brand_boxes .enda_boxes .txt2{margin-top: 1.5rem;}
.our_service .our_item .our_list .brand_boxes .enda_boxes .ul1 li{width: 24%;margin-bottom: 1.5rem;}
.our_service .our_item .our_list .brand_boxes .enda_boxes .ul1 li .img img{max-width: 70%;margin: 0 auto;}




.enda_bottom .tit{text-align: center;}
.enda_bottom .tit h3{text-align: center;background: #6AB4F6;color: #fff;font-size: 1.25rem;display: inline-block;padding: 0.25rem 1.5rem;border-radius: 1.5rem;font-weight: 500;}
.enda_bottom .payment .pay_img{width: 96%;margin: 0 auto;margin-top: 1rem;}
.enda_bottom .payment .pay_img img{border-radius: 1rem;margin: 0 auto;}



.enda_bottom .sample{margin-top: 1.5rem;}
.enda_bottom .sample .pic{width: 96%;margin: 0 auto;margin-top: 1rem;}
.enda_bottom .sample .pic img{border-radius: 1rem;margin: 0 auto;}

.enda_bottom .certificate{margin-top: 1.5rem;}
.enda_bottom .certificate .pic{margin: 0 auto;margin-top: 1rem;position: relative;}
.enda_bottom .certificate .pic img{border-radius: 1rem;margin: 0 auto;}
.enda_bottom .certificate .pic .tit{position: absolute;top: 1rem;width: 100%;}

.enda_case .visit .tit{text-align: center;}
.enda_case .visit .tit h3{text-align: center;background: #6AB4F6;color: #fff;font-size: 1.25rem;display: inline-block;padding: 0.25rem 1.5rem;border-radius: 1.5rem;font-weight: 500;}
.enda_case ul{width: 94%;margin: 0 auto;justify-content: space-between;margin-top: 1.5rem;}
.enda_case ul li{width: 49%;margin: 0.35rem 0;}
.enda_case ul li:nth-child(3){width: 44.5% !important;display: flex;flex-wrap: wrap;flex-direction:column;justify-content: space-between;}
.enda_case ul li:nth-child(4){width: 53.5% !important;}
.enda_case ul li:nth-child(2)>img+img{margin-top: 0.95rem;}
.enda_case ul li img{margin: 0 auto;}

.enda_customer{margin-top: 1rem;}
.enda_customer .img{width: 96%;margin: 0 auto;margin-top: 1rem;border-radius: 0.75rem;}
.enda_customer .img img{margin: 0 auto;border-radius: 0.75rem;}




.btn-box{height: 2.5rem;padding:0 4%;bottom:0;width:100%;justify-content:space-between;background-color:#6AB4F6;background-image:linear-gradient(90deg,#6AB4F6 0%,#6AB4F6 100%)}
.btn-box .btn{width:49%;display: flex;justify-content: center;align-items: center;}
.btn-box .btn a{color:#fff;display:block;text-align:center;font-size: 1.2rem;}
.btn-box .btn:first-child{border-right:1px solid #fff}
.btn-box{position:fixed;max-width:750px;box-sizing:border-box;z-index: 9999;}



.gotop{width:12vw;height:12vw;line-height:12vw;border-radius:50%;background-color:rgba(0,0,0,0.5);display:none}
.gotop{position:fixed;z-index:99;top:75%;right:10px;text-align:center}
.gotop img{width:50%;display:inline-block;vertical-align:middle}





.content_us{padding: 2rem 0;}
.content_us .subtitle{text-align: center;}
.content_us .subtitle h3{background: #6AB4F6;color: #fff;font-size: 1.5rem;display: inline-block;padding: 0.25rem 1.5rem;border-radius: 1.5rem;font-weight: 500;}
.content_us .det{width: 94%;margin: 0 auto;text-align: center;margin-top: 1rem;font-size: .95rem;}
.content_us .com-form{width: 96%;margin: 0 auto;display: none;}
.content_us .com-form .form-input{display: flex;flex-wrap: wrap;justify-content: space-between;margin-top: 1rem;}
.content_us .com-form .form-input .fl{width: 48%;margin-bottom: 1rem;}
.content_us .com-form .form-input .fl p{padding-left: 0.5rem;}
.content_us .com-form .form-input .fl input{width: 96%;border-radius: 0.5rem;height: 2rem;padding-left: 0.5rem;margin-top: 0.25rem;border:1px solid #333;font-size: .95rem;border: 0.01rem solid #0091DE;}
.content_us .com-form .form-area p{padding-left: 0.5rem;}
.content_us .com-form .form-area textarea{width: 98%;margin-top: 0.25rem;height: 4rem;border-radius: 0.5rem;padding-top: 0.25rem;padding-left: 0.5rem;font-size: .95rem;border: 1px solid #333;resize: none;font-family: initial;border: 0.01rem solid #0091DE;}
.content_us .com-form .submit_input{width: 86%;margin: 0 auto;text-align: center;margin-top: 1rem;}
.content_us .com-form .submit_input a{display: inline-block;width: 50%;margin: 0 auto;text-align: center;font-size: 1.05rem;background: #6AB4F6;border-radius:0.5rem;padding: 0.5rem 0;color: white;box-shadow: 0 2px 4px 0px rgba(16, 79, 185, .2);position: relative;}
.content_us .com-form .submit_input a .hand{position: absolute;bottom:-1rem;right: 4rem;width: 1.25rem;}

.content_us .question{width: 96%;margin: 0 auto;margin-top: 1rem;margin-bottom: 1rem;}
.content_us .question ul{margin: 1rem 0;}
.content_us .question .dn{display: none;}
.content_us .question ul li{display: flex;align-items: center;}
.content_us .question ul li:nth-child(1){margin-bottom: 0.5rem;}
.content_us .question ul input{margin:0 .5rem 0 0;width:1rem;height:1rem}
.content_us .question ul li .q{background: #6AB4F6;border-radius: 0.5rem;width: 1rem;width: 1.5rem;text-align: center;margin-right: 0.5rem;color: white;}