ul > li {
    /*margin: 10px;*/
    /*padding: 10px;*/
    display: inline-block;
    width: 25%;
    border: 0;
    /*font-size: 12px;*/
}

ul {
    overflow: hidden;
    /*font-size: 0;*/
    list-style: none;
}
/*头部部分开始*/
.header {
    width: 100%;
    height: 663px;
    overflow: hidden;
    margin: 0 auto;
}
.header_t{
    /*width: 940px;*/
    width: 100%;
    height: 32px;
    background: black;
    margin: auto;
    overflow: hidden;
    font-size: 0;
}
.header_t>img{
    margin-left: 70%;
    display: inline-block;
    vertical-align: middle;
}
.header_t>span{
    color: #00ADEF;
    font-size: 20px;
    font-weight: bold;
    line-height: 32px;
    display: inline-block;
    height: 100%;
    vertical-align: middle;
}
.header_b{
    width: 940px;
    height: 82px;
    margin: auto;
    overflow: hidden;
}
.header_b_l{
    float: left;
    height: 82px;
    width: 186px;
    background-image: url("./images/logo.png");
    background-size: 60px;
    background-repeat: no-repeat;
    background-position: left center;

}
.header_b_l>span{
    color: #00ADEF;
    font-size: 22px;
    display:block;
    margin: 24px 20px 10px 75px;
}
.header_b_r{
    float: right;
    width: 700px;
    height: 82px;
    /*background: #00A000;*/
}
.header_b_r>ul{
    font-size: 0;
}
.header_b_r>ul>li{
    margin-right: 80px;
    font-size: 15px;
    color: grey;
    width: 84px;
    height: 100%;
    display: inline-block;
    margin-top: 29px;
    /*line-height: 15px;*/
}
.header_b_r>ul>li:hover{
    cursor: pointer;
    color: black;
}
.header_b_r>ul>li>p{
    font-size: 10px;
}
.header_b2{
    height: 549px;
    width: 100%;
    background: url("./images/bg.jpg") no-repeat center;
    background-size: 2400px 549px;
    margin: auto;
    color: white;
    overflow: hidden;
    text-align: center;
    font-weight: 100;
}
.header_b2>h2{
    font-size: 30px;
    margin-top: 176px;
}
.header_b2>p{
    font-size: 80px;
    font-weight: bold;
    margin-top: 220px;
    opacity: 0.6;

}
/*头部部分结束*/
.body-mid{
    width: 100%;
    height: 400px;
    overflow: hidden;
    margin: 0 auto;
    text-align: center;
    color: black;
    font-size: 0;
}
.body-mid>h1{
    font-size: 34px;
    margin-top: 53px;
    line-height: 34px;
}
.body-mid>p{
    font-size: 18px;
    margin: 13px 0 59px;
    line-height: 18px;
}
.body-mid>.body-mid1{
    width: 188px;
    display: inline-block;
    height: 224px;
    text-align: center;
    overflow: hidden;
    cursor: pointer;
}
.body-mid>.body-mid1>h3{
    font-size: 20px;
    line-height: 20px;
    margin: 10px 0  13px 0;
}
.body-mid>.body-mid1>p{
    font-size: 13px;
    height: 42px;
    line-height: 21px;
    color: grey;
    margin: 0 23px 8px;
}
.box{
    width: 50px;
    height: 16px;
    border: 1px black solid;
    display: inline-block;
    margin-bottom: 10px;
    text-align: center;
}
.box:hover{
    background: #C57A1F;
}
.box>span{
    color: black;
    font-size: 10px;
    line-height: 16px;
}
.box:hover>span{
    color: white;
}

.body-2mid{
    height: 395px;
    width: 100%;
    text-align: center;
    color: #A4A4A4;
}
.body-2mid>h1{
    font-size: 34px;
    margin: 39px 0 14px;
    font-weight: 200;
}
.body-2mid>p{
    font-size: 14px;
    margin-bottom: 34px;
}
.body-2mid>.pic1{
    height: 279px;
    width: 100%;
    background: url("./images/bg2.jpg") no-repeat center;
    font-size: 0;
}
.body-2mid>.pic1>div>.box3{
    width: 109px;
    height: 154px;
    display: inline-block;
    background: rgba(255,255,255,0.5);
    margin: 51px 50px;
    overflow: hidden;
    cursor: pointer;
}
.body-2mid>.pic1>div{
    text-align: center;
}
.body-2mid>.pic1>div>.box3>img{
    margin-top: 30px;
}
.body-2mid>.pic1>div>.box3>p{
    color: white;
    font-size: 14px;
    margin-top: 14px;
    font-weight: bold;
}
.body-3mid{
    width: 100%;
    height: auto;
    overflow: hidden;
    margin: 0 auto;
    text-align: center;
    font-size: 0;
}
.body-3mid>h2{
    font-size: 28px;
    line-height: 28px;
    /* color: #3096EA; */
    margin: 51px 0 18px;
}
.body-3mid>p{
    font-size: 12px;
    line-height: 12px;
    color: #A0D5FD;
    margin-bottom: 55px;
}
.body-2mid1{
    width: 1252px;
    height: 456px;
    margin: 0 auto;
}
.body-2mid1>.box2{
    width: 313px;
    height: 228px;
    display: inline-block;
    overflow: hidden;
}
.body-2mid1>.box2:nth-of-type(2n+1){
    /* background: #A9D4F6; */
}
.body-2mid1>.box2>img{
    /* margin: 15px 0 10px; */
}
.body-2mid1>.box2:nth-of-type(2n+1)>p{
    font-size: 14px;
    color: white;
    line-height: 22px;
    cursor: pointer;
}
.body-2mid1>.box2:nth-of-type(2n)>p{
    font-size: 16px;
    color: #3197EB;
    line-height: 30px;
    cursor: pointer;
}
.body-2mid1>.box2:nth-of-type(2n+1)>p:nth-of-type(2):hover{
    color: red;
}
.part{
    width: 100%;
    height: auto;
    overflow: hidden;
    color: grey;
}
.part>h1{
    font-size: 32px;
    margin-top: 62px;
}
.part>p{
    font-size: 16px;
    margin-top: 15px    ;
}
.but{
    width: 100%;
    height: 150px;
    background: #CCCCCC;
    margin: 0 auto;
    text-align: center;
    overflow: hidden;
}
.but>div{
    margin-top: 40px;
}
.but>div>p{
    line-height: 27px;
    font-size: 16px;
    color: #6B6B6B;
}