.container-fluid{ font-family:"PingFang SC","Lantinghei SC","Open Sans",Arial,"Hiragino Sans GB","Microsoft YaHei","微软雅黑","STHeiti","WenQuanYi Micro Hei",SimSun,sans-serif; }

.section{ }
.container-half{ width:50%; float:left; min-width:auto;}
.section .container{ width:85%;  min-width:auto;}


.section h1 strong{ font-size:4.5rem; font-weight:normal;}
.section h1{ font-size:4em; margin-bottom:0.5em; line-height:1.25;}
.section h2{ font-size:3em;}
.section h3{ font-size:2.25em;font-weight: bold;}
.section h4{ font-size:2em;}
.section h5{ font-size:1.75em;}
.section h6{ font-size:1.5em;}
.section p{ font-size:1em;}
.section p strong{ font-size:1.25em; font-weight:normal;}
.section p small{ font-size:0.75em;}
.section p.dl{ line-height:1.75;}

.title-group{ color:#FFF;}
.title-group.text-center{ text-align:center; margin-top:5em;}
.title-group.text-left{ text-align:left; margin-top:5em;}
.title-group.text-right{ text-align:right; margin-top:5em;}
.op-w{ color:rgba(255,255,255,0.6);}
.op-b{ color:rgba(0,0,0,0.3);}

.yellow{ color:#FFCC01;}
.blue{color:#0074FF;}
.black{ color:#333;}



.section-a{ height:65.625em; background:url(../images/1.jpg?2343243) center bottom no-repeat; background-size:cover;}
.section-a a{ color:#0b70fe; font-size:1.5em; display:block; margin:1.3em auto 0 auto;}
.section-a .video-btn{ width:100%; text-align:center;}
.section-a .video-btn a{ }
.section-a .video-btn a i{}
.section-a .video-btn a i img{ width:1.5em; margin-right:0.5em; margin-top:-0.15em;}
.section-a .video-btn a:hover{
    text-decoration:none;
}

.section-bt2{ height:65.625em; background:url(../images/2.jpg) center bottom no-repeat; background-size:cover;}
.section-bt2 a{ color:#0b70fe; font-size:1.5em; display:block; margin:1.3em auto 0 auto;}
.section-bt2 .video-btn{ width:100%; text-align:center;}
.section-bt2 .video-btn a{ }
.section-bt2 .video-btn a i{}
.section-bt2 .video-btn a i img{ width:1.5em; margin-right:0.5em; margin-top:-0.15em;}
.section-bt2 .title-group{ margin-top:18em;}


.section-bt3{ height:65.625em; background:url(../images/3.jpg) center bottom no-repeat; background-size:cover; position:relative;}
.section-bt3 .title-group{ margin-top:22em;}

.section-bt4{ height:65.625em; background:url(../images/4.jpg) center bottom no-repeat; background-size:cover;}

.section-bt5{ height:65.625em; background:url(../images/5.jpg) center bottom no-repeat; background-size:cover;}
.section-bt5 .title-group{ margin-top:24em;}

.section-bt6{ height:65.625em; background:url(../images/6.jpg) center bottom no-repeat; background-size:cover;}
.section-bt6 .title-group{ margin-top:10em;}

.section-bt7{ height:65.625em; background:url(../images/7.jpg) center bottom no-repeat; background-size:cover;}
.section-bt7 .title-group{ margin-top:24em;}

.section-bt8{ height:65.625em; background:url(../images/8.jpg) center bottom no-repeat; background-size:cover;}
.section-bt8 .title-group{ margin-top:24em;}

.section-bt9{ height:65.625em; background:url(../images/9.jpg) center bottom no-repeat; background-size:cover;}
.section-bt9 .title-group{ margin-top:24em;}

.section-bt10{ height:29.625em; background:url(../images/10.jpg) center bottom no-repeat;display:flex;    justify-content: space-around;
    background-size: cover;}

.section-bt11{ height:65.625em; background:url(../images/11.jpg?22) center bottom no-repeat; background-size:cover;}
.section-bt11 .title-group{ margin-top:24em;}

.section-bt12{ height:65.625em; background:url(../images/12.jpg) center bottom no-repeat; background-size:cover;}
.section-bt12 .title-group{ margin-top:24em;}

.section-bt13{ height:39.625em; background:url(../images/13.jpg) center bottom no-repeat;display:flex;    justify-content: space-around;
    background-size: cover;}

.video-js{ width:100%; height:500px;}
.vedio .my-video{ width:100%; height:auto;  object-fit:cover;}


.section-a2{  background:#fff;  padding:1.5em 0;}
.section-a2 dl{ text-align:center; padding:1.5em 0;}
.section-a2 dl dt{ margin-bottom:2.5em;}
.section-a2 dl dt p{ color:#999;}
.section-a2 dl dd img{ width:90%;}


.section-b{ height:65.625em; background:url(../images/section-b-bg.jpg) center bottom no-repeat; background-size:cover;}
.section-b .title-group{ margin-top:22em;}
.section-b p img{ width:15em; margin-top:3em;}
.section-b .gk-icon{ display:none;}


.section-c{ height:65.625em; background:url(../images/section-c-bg.jpg) center bottom no-repeat; background-size:cover; position:relative;}
.section-c .prd{ text-align:center; margin-top:4.5em;}
.section-c .prd p{ margin-top:-5em;}
.section-c .prd img{ width:58.125em;}
.section-c .text-bottom{ width:100%; text-align:center; color:#FFF; position:absolute; bottom:3em; left:50%; margin-left:-50%;}
.section-c .text-bottom p{ margin-bottom:1em;}


.section-c2{ height:65.625em; background:url(../images/section-c2-bg.jpg) center bottom no-repeat; background-size:cover; position:relative;}
.section-c2 .title-group{ margin-top:22em;}


.section-d{ height:65.625em; background:url(../images/section-d-bg.jpg) center bottom no-repeat; background-size:cover;}


.section-e{ height:65.625em; background:url(../images/section-e-bg.jpg) center bottom no-repeat; background-size:cover;}
.section-e .title-group{ margin-top:24em;}


.section-f{ height:65.625em; background:url(../images/section-f-bg.jpg) center bottom no-repeat; background-size:cover;}
.section-f .title-group{ margin-top:24em;}


.section-g{ height:65.625em; background:url(../images/section-g-bg.jpg) center bottom no-repeat; background-size:cover;}
.section-g .title-group{ margin-top:24em;}


.section-h{ height:65.625em; background:url(../images/6.jpg) center bottom no-repeat; background-size:cover;}


.section-i{ height:37.5em; background:url(../images/section-i-bg.jpg) center bottom no-repeat; background-size:cover; position:relative;}
.section-i h2{ width:100%; text-align:center; color:#FFF; position:absolute; left:50%; margin-left:-50%; bottom:1em;}


.section-j{ height:37.5em; background:url(../images/section-j-bg.jpg) center bottom no-repeat; background-size:cover; position:relative;}
.section-j h2{ width:100%; text-align:center; color:#FFF; position:absolute; left:50%; margin-left:-50%; bottom:1em;}




@media (max-width:480px) { 
.container-half{ width:100%; float:left; min-width:auto;}
.section .container{ width:100%;  min-width:auto; overflow:hidden;}
.section p br{ display:none;}


.section h1 strong{ font-size:4.5rem; font-weight:normal;}
.section h1{ font-size:8em; margin-bottom:0.5em; line-height:1.25;}
.section h2{ font-size:3em;}
.section h3{ font-size:2.25em;}
.section h4{ font-size:2em;}
.section h5{ font-size:1.75em;}
.section h6{ font-size:1.5em;}
.section p{ font-size:1em;}
.section p strong{ font-size:1.25em; font-weight:normal;}
.section p small{ font-size:0.75em;}
.section p.dl{ line-height:1.75;}


.title-group{ color:#FFF;}
.title-group.text-center{ text-align:left; margin-top:45px;}
.title-group.text-left{ text-align:left; margin-top:45px;}
.title-group.text-right{ text-align:left; margin-top:45px;}
.title-group p strong{ font-size:3.8em; font-weight:normal;}

.section-a{ height:850px; background:#0f0f0f url(../images/1.jpg) center center no-repeat; background-size:cover; }
.section-a .text-center{ text-align:center;}
.section-a .text-center h3{ font-size:8.5em;}
.section-a .text-center h1 strong{ font-size:1.5em;}
.section-a .text-center h6{ font-size:5em;}
.section-a a{ font-size:5em;}

.section-bt2{ height:auto; background:url(../images/2.jpg) center center no-repeat;  background-size:cover;}
.section-bt2 .title-group{ margin-top:45px; padding:0 0 450px 0;}

    .section-bt3{ height:auto; background:url(../images/3.jpg) center center no-repeat;  background-size:cover;}
    .section-bt3 .title-group{ margin-top:45px; padding:0 0 450px 0;}

    .section-bt4{ height:auto; background:url(../images/4.jpg) center center no-repeat;  background-size:cover;}
    .section-bt4 .title-group{ margin-top:45px; padding:0 0 450px 0;}

    .section-bt5{ height:auto; background:url(../images/5.jpg) center center no-repeat;  background-size:cover;}
    .section-bt5 .title-group{ margin-top:45px; padding:0 0 450px 0;}

    .section-bt6{ height:auto; background:url(../images/6.jpg) center center no-repeat;  background-size:cover;}
    .section-bt6 .title-group{ margin-top:45px; padding:0 0 450px 0;}


.video-js{ height:180px;}


.section-a2{ background:#fff;  padding:20px 0;}
.section-a2 dl{ text-align:center; padding:20px 0;}
.section-a2 dl dt{ margin-bottom:2.5em;}
.section-a2 dl dt h4 b{ font-size:4em;}
.section-a2 dl dt p{ color:#999; font-size:4em;}
.section-a2 dl dd img{ width:80%;}


.section-b{ height:700px; background:url(../images/section-b-bg-mob.jpg) center center no-repeat; background-size:cover; position:relative; }
.section-b .title-group{ margin-top:45px;}
.section-b p img{ display:none; }
.section-b .gk-icon{ display:block; position:absolute; bottom:30px; }
.section-b .gk-icon img{ width:150px;}


.section-c{ height:auto; background:url(../images/section-c-bg.jpg) center bottom no-repeat; background-size:cover; }
.section-c .prd{ margin-top:40px;}
.section-c .prd p{ margin-top:-1em; font-size:3em; }
.section-c .prd img{ width:100%; }
.section-c .text-bottom{ bottom:8em; position:static; margin:30px 0; }
.section-c .text-bottom p{ font-size:3em; margin:0 0 15px 0;}
.section-c .text-bottom img{ width:80%;}


.section-c2{ height:auto; background:url(../images/section-c2-bg-mob.jpg) center center no-repeat;  background-size:cover;}
.section-c2 .title-group{ margin-top:45px; padding:0 0 450px 0;}


.section-d{ height:auto; background:url(../images/section-d-bg-mob.jpg) center center no-repeat;  background-size:cover;}
.section-d .title-group{ margin-top:45px; padding:0 0 450px 0;}

.section-e{ height:auto; background:url(../images/section-e-bg-mob.jpg) center center no-repeat;  background-size:cover;}
.section-e .title-group{ margin-top:45px; padding:0 0 350px 0;}


.section-f{ height:auto; background:url(../images/section-f-bg-mob.jpg) center center no-repeat;  background-size:cover;}
.section-f .title-group{ margin-top:45px; padding:0 0 350px 0;}


.section-g{ height:auto; background:url(../images/section-g-bg-mob.jpg) center center no-repeat;  background-size:cover;}
.section-g .title-group{ margin-top:45px; padding:0 0 350px 0;}


.section-h{ height:auto; background:url(../images/section-h-bg-mob.jpg) center center no-repeat;  background-size:cover;}
.section-h .title-group{ margin-top:45px; padding:0 0 350px 0;}

.section-i{ height:240px; background:url(../images/section-i-bg.jpg) center bottom no-repeat;  background-size:cover;}
.section-i h2{ font-size:8em;}


.section-j{ height:240px; background:url(../images/section-j-bg.jpg) center bottom no-repeat;  background-size:cover;}
.section-j h2{ font-size:8em;}

}




.parameter.container{}
.parameter .row{ border-bottom:1px solid #222; padding:2em 0;}

.parameter h3{ color:#000;}
.parameter h4{ color:#000;}

.frist-par{ text-align:center;}
.frist-par img{ width:70%;}
.frist-par .frist-par-con{ padding:2em 0;}


@media (max-width:480px) { 
.parameter .row{ padding:1em 0;}
.frist-par .frist-par-con{ padding:1em 0;}
}