@charset "utf-8";
.backTop{
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border:1px solid #aaa;
    position: fixed;
    bottom: 10%;
    right: 5%;
    cursor: pointer;
    z-index: 10;
}
.backTop:hover{
    background: #00b9e4;
}
.backTop_icon{
    width: 28px;
    height: 15px;
    background: url(../image/backTop_icon.png) no-repeat center center;
    position: absolute;
    left: 50%;
    top: 50%;
    margin-top: -7px;
    margin-left: -14px;

}
.content{
    width: 100%;
}
.content_top{
    width: 1200px;
    height: 640px;
    margin: 0 auto;
}
.content_top img{
    display: block;
    margin: 50px auto 0;
}
/*48 172*/
.content_top ul{
    position: relative;
}
.content_top ul li{
    display: block;
    height: 172px;
    width: 48px;
    border: 1px solid #2aa799;
    float: left;
    border-radius: 5px;
    position: absolute;
    cursor: pointer;
    transition:.5s;
}

.content_top ul li p{
    font-size: 18px;
    color: #2aa799;
    text-indent: 0;
    width: 18px;
    line-height: 20px;
    margin: 35px 0 0 15px;
    transition:.5s;
}
.content_top ul li:nth-child(1){
    left: 284px;
    background: #2aa799;
}
.content_top ul li:nth-child(1) p{
    color: #fff;
}
.content_top ul li:nth-child(2){
    left: 430px;
}
.content_top ul li:nth-child(3){
    left: 576px;
}
.content_top ul li:nth-child(4){
    left: 722px;
}
.content_top ul li:nth-child(5){
    left: 868px;
}

.content_bottom{
    width: 100%;
}
.content_bottom ul{
    width: 100%;
    background: #ededed;
}
.content_bottom ul li{
    width: 1200px;
    margin: 0 auto;
    padding-bottom: 40px;
    display: none;
    transition:.5s;
}
.content_bottom ul li h3{
    /*padding-top: 60px;*/
    text-align: center;
}
.content_bottom ul li p{
    text-indent: 0;
    text-align: left;
    color: #545454;
}
.content_bottom ul li:nth-child(1){
    display: block;
}

.header_botm_list ul{
    width: 709px !important;
    height: 70px;
    margin:0 auto;
}