* {
    margin: 0;
    padding: 0;

}


ul li {
    list-style: none;
}


a{
    text-decoration:none;
}


.clear {
    clear: both;
}



@font-face {
    font-family: 'siyuan';
    src: url('../font/SourceHanSansCN-Regular.ttf') format('truetype');

    font-weight: normal;
    font-style: normal;
}

body {
    font-family: "siyuan";
}



.banner{
    height:632px;
}


.banner img {
    width: 100%;
}


.by-box4-1{
    padding:40px;
    background:#e8e8e8;
}



.by-box4-1 .bytitle .bytit-left{
    float:left;
    padding:2px 4px;
    background:#de1c20;
    color:#ffffff;
    font-size:37px;
    text-align: center;

    margin-top:7px;

}

.by-box4-1 .bytitle{
    width:467px;
    margin:0 auto;
}


.by-box4-1 .bytitle .bytit-right{
    float:left;
    margin-left:10px;
}

.by-box4-1 .bytitle .bytit-right .p15{
    font-size:34px;
    color:#000000;
    font-weight:bold;
    letter-spacing:10px;


}

.by-box4-1 .bytitle .bytit-right .p16{
    font-size:16px;
    color:#bcbcbc;
    letter-spacing:3px;

}


.by-box4-1 .bytitle-heng{
    width:104px;

    margin:10px auto;

}

.by-box4-1 .bytitle-heng .heng-lf{
    float:left;
    width:20%;
    height:3px;
    background:#ee0b1c;

}

.by-box4-1 .bytitle-heng .heng-rt{
    float:left;
    width:80%;
    height:3px;
    background:#000000;


}

.by-box4-1 .bybox-inset{
    width:1200px;
    margin:0 auto;
}


.by-box4-1 .sz-text{
    font-size:18px;
    color:#000000;
    text-indent:2em;
    margin:20px 0;
   line-height:30px;
}














.shizi-3 .bytitle .bytit-left{
    float:left;
    padding:2px 4px;
    background:#de1c20;
    color:#ffffff;
    font-size:37px;
    text-align: center;

    margin-top:7px;

}

.shizi-3 .bytitle{
    width:273px;
    margin:0 auto;
}


.shizi-3 .bytitle .bytit-right{
    float:left;
    margin-left:10px;
}

.shizi-3 .bytitle .bytit-right .p15{
    font-size:34px;
    color:#000000;
    font-weight:bold;
    letter-spacing:10px;


}

.shizi-3 .bytitle .bytit-right .p16{
    font-size:16px;
    color:#bcbcbc;


}


.shizi-3 .bytitle-heng{
    width:104px;

    margin:10px auto;

}

.shizi-3 .bytitle-heng .heng-lf{
    float:left;
    width:20%;
    height:3px;
    background:#ee0b1c;

}

.shizi-3 .bytitle-heng .heng-rt{
    float:left;
    width:80%;
    height:3px;
    background:#000000;


}


.bigshizi1{
    padding:40px 0;
    width:1200px;
    margin:20px auto;
}


.bigshizi1 .shizi-introduce{
    text-align: center;
    color:#878787;
    font-size:18px;
}



.shi-4{
    background:url("../images/shizi/4.jpg") no-repeat;
    background-size:100% 100%;
    width:100%;
    height:1118px;
    padding-top:50px;

}








.shi-4 .bytitle .bytit-left{
    float:left;
    padding:2px 4px;
    background:#de1c20;
    color:#ffffff;
    font-size:37px;
    text-align: center;

    margin-top:7px;

}

.shi-4 .bytitle{
    width:357px;
    margin:0 auto;
}


.shi-4 .bytitle .bytit-right{
    float:left;
    margin-left:10px;
}

.shi-4 .bytitle .bytit-right .p15{
    font-size:34px;
    color:#ffffff;
    font-weight:bold;
    letter-spacing:10px;


}

.shi-4 .bytitle .bytit-right .p16{
    font-size:16px;
    color:#ffffff;
    letter-spacing:3px;

}


.shi-4 .bytitle-heng{
    width:104px;

    margin:10px auto;

}

.shi-4 .bytitle-heng .heng-lf{
    float:left;
    width:20%;
    height:3px;
    background:#ee0b1c;

}

.shi-4 .bytitle-heng .heng-rt{
    float:left;
    width:80%;
    height:3px;
    background:#ffffff;


}

.shi-4 .bybox-inset{
    width:1200px;
    margin:0 auto;
}


.shi-4 .sz-text{
    font-size:18px;
    color:#ffffff;
    text-indent:2em;
    margin:20px 0;
    line-height:30px;
    text-align: center;
}


.shi-4 .shi4-inset{

    width:1200px;
    margin:0 auto;

}





.shishou{
    width:1211px;
    margin:40px auto 0;
}

/*.shishou .swiper-container21 img{*/
/*    width:100%;*/
/*}*/


.shishou .swiper-container21 .swiper-button-prev21{
    outline:none;
    background-color:rgba(0,0,0,0.7);
    width: 36px;
    height: 120px;
    left:0;
}

.shishou .swiper-container21 .swiper-button-next21{
    outline:none;
    background-color:rgba(0,0,0,0.7);
    width: 36px;
    height: 120px;
    right:0;


}

.shishou .swiper-conbox{
    position:relative;
    width:100%;
    height:760px;
}

.shishou .swiper-conbox .img4{
    position:absolute;
    top:0;
    left:0;

}



.shishou .swiper-conbox .img5{
    position:absolute;
    top:0;
    left:33.3%;

}


.shishou .swiper-conbox .img6{
    position:absolute;
    top:0;
    right:0;

}

.shishou .swiper-conbox .img7{
    position:absolute;
    left: 33.2%;
    top: 25.2%;

}


.shishou .swiper-conbox .img8{
    position:absolute;
    left: 50.1%;
    top: 25.2%;

}


.shishou .swiper-conbox .img9{
    position:absolute;
    left: 50.1%;
    top: 49.7%;

}


.shishou .swiper-conbox .img10{
    position:absolute;
    left:0;
    bottom:0;


}


.shishou .swiper-conbox .img11{
    position:absolute;
    right:0;
    bottom:0;


}



.shishou .swiper-conbox .img12{
    position:absolute;
    left: 50.1%;
    bottom:0;


}




.shishou .swiper-conbox img{
    filter: brightness(43%);
    -webkit-filter: brightness(43%);
    -moz-filter:brightness(43%);

    -o-filter: brightness(43%);
    transition:all 1s;
    cursor: pointer;
}


.shishou .swiper-conbox img:hover{
    filter: brightness(100%);
    -webkit-filter:brightness(100%);
    -moz-filter: brightness(100%);

    -o-filter: brightness(100%);
    cursor: pointer;
}





.wu-box9video .bytitle .bytit-left{
    float:left;
    padding:2px 4px;
    background:#de1c20;
    color:#ffffff;
    font-size:37px;
    text-align: center;

    margin-top:7px;

}


.wu-box9video{
    margin:20px 0;
}

.wu-box9video .bytitle{
    width: 196px;
    margin:0 auto;
}


.wu-box9video .bytitle .bytit-right{
    float:left;
    margin-left:10px;
}

.wu-box9video .bytitle .bytit-right .p15{
    font-size:34px;
    color:#000000;
    font-weight:bold;
    letter-spacing:10px;


}

.wu-box9video.bytitle .bytit-right .p16{
    font-size:16px;
    color:#000000;

}


.wu-box9video .bytitle-heng{
    width:88px;

    margin:10px auto;

}

.wu-box9video .bytitle-heng .heng-lf{
    float:left;
    width:20%;
    height:3px;
    background:#ee0b1c;

}

.wu-box9video .bytitle-heng .heng-rt{
    float:left;
    width:80%;
    height:3px;
    background:#000000;


}




.wu-box9video .all-tit{
    margin-bottom:20px;
    margin-top:40px;

}



.videoModel {
    width: 1200px;
    height: auto;
    margin: 0 auto 0 auto;
    margin-top: 32px;
}
.videocont {
    width: 1200px;
    height: 540px;
    margin: 0 auto 0 auto;
}
.videoModel .videoLeft {
    width: 960px;
    height: 540px;
    float: left;
    margin-right: 25px;
}
.videoModel .videoLeft .wtShowVideo {
    width: 100%;
    height: 100%;
    background: black;
}
.videoModel .videoright {
    width: 214px;
    float: left;
    overflow: hidden;
    height: 540px;
}
.videoModel .videoright li {
    width: 214px;
    height: 120px;
    margin-bottom: 20px;
    box-shadow: 0px 2px 4px 0px #949494;
    position: relative;
    overflow: hidden;
}
.videoModel .videoright li .videorimg {
    width: 100%;
    height: 100%;
    z-index: 999;
    position: absolute;
    left: 0;
    top: 0;
}
.videoModel .videoright .videoimg {
    background-image: url(../img/syimg/syvideoimg.jpg);
    background-repeat: no-repeat;
    background-size: auto 100%;
}
.video1 {
    background-position: 0 0;
}
.video2 {
    background-position: -214px 0;
}
.video3 {
    background-position: -428px 0;
}
.video4 {
    background-position: -642px 0;
}
.videoModel .videoright li p {
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    position: absolute;
    left: 0;
    top: 0;
}
.videoModel .videoright li p img {
    width: 45px;
    height: 45px;
    display: block;
    margin: 40px auto 0 auto;
}
.videoModel .videoright li:last-child {
    background: #000;
}
.videoModel .videoright li a {
    width: 100%;
    height: 82px;
    padding-top: 38px;
    display: block;
    text-align: center;
    color: #fff;
}
.videoModel .videoright li a i {
    font-size: 32px;
    text-align: center;
    line-height: 34px;
    display: block;
}
.videoModel .videoright li a div {
    font-size: 18px;
    text-align: center;
    color: #fff;
}



.shizi-gao{
    background:#e8e8e8;
    width:100%;
    padding:10px 0;
}

.shizi-gao .shizigao-inset{
    width:1200px;
    margin:0 auto;
}

.shizi-gao .shizigao-inset .gao-ul li{
    width:224px;
    /*height:336px;*/
    box-sizing: border-box;
    padding:10px;
    text-align: center;
    background:#ffffff;

    float: left;
    margin-left:20px;
    margin-bottom:20px;
}
body .shizi-gao .shizigao-inset .gao-ul li:nth-child(5n+1){
    margin-left:0px;
}

.shizi-gao .shizigao-inset .gao-ul li img{
    width:100%;
}
.shizi-gao .shizigao-inset .gao-ul li .p1{
    font-size:18px;
    font-weight:bold;

}
.shizi-gao .shizigao-inset .gao-ul li .p2{
    color:#000000;
    font-size:16px;
}



.shizi-gao .bytitle .bytit-left{
    float:left;
    padding:2px 4px;
    background:#de1c20;
    color:#ffffff;
    font-size:37px;
    text-align: center;

    margin-top:7px;


}




.shizi-gao .bytitle{
    width: 371px;
    margin:0 auto;
}


.shizi-gao .bytitle .bytit-right{
    float:left;
    margin-left:10px;
}

.shizi-gao .bytitle .bytit-right .p15{
    font-size:34px;
    color:#000000;
    font-weight:bold;
    letter-spacing:59px;



}

.shizi-gao .bytitle .bytit-right .p16{
    font-size:16px;
    color:#000000;

}


.shizi-gao .bytitle-heng{
    width:88px;

    margin:10px auto;

}

.shizi-gao .bytitle-heng .heng-lf{
    float:left;
    width:20%;
    height:3px;
    background:#ee0b1c;

}

.shizi-gao .bytitle-heng .heng-rt{
    float:left;
    width:80%;
    height:3px;
    background:#000000;


}




.shizi-gao .all-tit{
    margin-bottom:20px;
    margin-top:40px;

}









/*.shi-zhicheng{*/
/*    height:981px;*/
/*}*/



.shi-zhicheng .bytitle .bytit-left{
    float:left;
    padding:2px 4px;
    background:#de1c20;
    color:#ffffff;
    font-size:37px;
    text-align: center;

    margin-top:7px;


}




.shi-zhicheng .bytitle{
    width: 537px;
    margin:0 auto;
}


.shi-zhicheng .bytitle .bytit-right{
    float:left;
    margin-left:10px;
}

.shi-zhicheng .bytitle .bytit-right .p15{
    font-size:34px;
    color:#000000;
    font-weight:bold;
    letter-spacing:14px;




}

.shi-zhicheng .bytitle .bytit-right .p16{
    font-size:16px;
    color:#000000;

}


.shi-zhicheng .bytitle-heng{
    width:125px;

    margin:10px auto;

}

.shi-zhicheng .bytitle-heng .heng-lf{
    float:left;
    width:20%;
    height:3px;
    background:#ee0b1c;

}

.shi-zhicheng .bytitle-heng .heng-rt{
    float:left;
    width:80%;
    height:3px;
    background:#000000;


}




.shi-zhicheng .all-tit{
    margin-bottom:20px;
    margin-top:40px;

}


.shi-zhicheng .shizi-ultop{
    width:1212px;
    margin:0 auto;
}


.shi-zhicheng .shizi-ultop li{
    width:276px;
    height:49px;

    position:relative;
    z-index:1;
    float:left;
    margin-left: 36px;
    cursor: pointer;
    color:#000000;
}

.shi-zhicheng .shizi-ultop li .img1{
    position: relative;
    width:100%;



}


.shi-zhicheng .shizi-ultop li .img2{
    position: relative;
    width:100%;
    display: none;

}



.shi-zhicheng .shizi-ultop li p{


    position:absolute;
    bottom: -4%;
    left: 10%;
    font-size:25px;
    z-index:3;
    font-weight: bold;
    letter-spacing:3px;
}
.shi-zhicheng .shizi-ultop li.active{
    color:#ffffff;
}


.shi-zhicheng .shizi-ulbom{
    width:1218px;
    margin:20px auto;
}


.shi-zhicheng .shizi-ulbom li{

    width:203px;
    height:232px;

    position: relative;
    z-index: 1;

    overflow: hidden;
    float:left;



}

.shi-zhicheng .shizi-ulbom li img{
    width:100%;
    position: relative;
    z-index: 1;

}



/*无透明色下拉框效果*/


.shi-zhicheng .shizi-ulbom li .kuang{
    width:203px;
    height:232px;
    background-color: rgba(184, 175, 175, 1);
    position:absolute;
    top:-100%;
    z-index: 3;

    transition:all 0.7s;



}
.shi-zhicheng .shizi-ulbom li .kuang .laoshi-name{
    color:#000000;

    font-weight: normal;
    font-size:22px;
    text-align: center;

    margin-top:85px;


}


.shi-zhicheng .shizi-ulbom li .kuang .laoshi-zhi{
    color:#000000;


    font-size:14px;
    text-align: center;



}



.shi-zhicheng .shizi-ulbom li:hover .kuang{
    width:203px;
    height:232px;
    position:absolute;
    background-color: rgba(184, 175, 175, 1);
    z-index: 3;
    top:0;

}




/*透明色下拉框效果*/



.shi-zhicheng .shizi-ulbom li .kuang1{
    width:203px;
    height:232px;
    background-color: rgba(184, 175, 175, 1);
    position:absolute;
    top:-100%;
    z-index: 3;

    transition:all 0.7s;



}
.shi-zhicheng .shizi-ulbom li .kuang1 .laoshi-name{
    color:#ffffff;

    font-weight: normal;
    font-size:22px;
    text-align: center;

    margin-top:85px;


}


.shi-zhicheng .shizi-ulbom li .kuang1 .laoshi-zhi{
    color:#ffffff;


    font-size:14px;
    text-align: center;



}



.shi-zhicheng .shizi-ulbom li:hover .kuang1{
    width:203px;
    height:232px;
    position:absolute;
    background-color: rgba(184, 175, 175, 0.3);
    z-index: 3;
    top:0;

}


/*四个显示隐藏老师的高度，由于高度定位造成盒子向下挤压，所以需要定义高度*/


.laoshi-boxs .laoshi-eve:nth-of-type(1){
   height:740px;
}


.laoshi-boxs .laoshi-eve:nth-of-type(2){
    height:1000px;
}


.laoshi-boxs .laoshi-eve:nth-of-type(3){
    height:1200px;
}


.laoshi-boxs .laoshi-eve:nth-of-type(4){
    height:1700px;
}