*{
    padding: 0;
    margin: 0;
}

.body_index{
    min-width: 1350px !important;
    min-height: 1000px;
    font-style: normal;
    font-variant-caps: normal;
    font-variant-ligatures: normal;
    font-variant-numeric: normal;
    font-variant-east-asian: normal;
    font-weight: normal;
    font-stretch: normal;
    font-family: "Microsoft Yahei";
}
a{
    text-decoration: none;
    color: #3d3d3d;
}
li{
    list-style: none;
}

/*nav*/
.top_main{
    width: 100%;
    height: 100px;
    line-height: 100px;
    background: #fff;
    /*box-shadow:0px 3px 6px #1443c2;*/
}
.top_main .top{
    width: 80%;
    height: 80px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    color: #205dc3;
}
.top_main .top .top_l{
    height: 80px;
    width: 800px;
    overflow:hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    -o-text-overflow:ellipsis;
    line-height: 80px;
    font-size: 34px;
    font-weight: 600;

}
.top_main .top .top_r{
    display: flex;
    font-size: 20px;
}
.top_main .top .top_r .top_r_s{
    height: 80px;
    margin-right: 15px;
    display: flex;
    justify-content: space-between;
    align-content: center;
    flex-wrap: wrap;
    align-items: center;
}
.top_main .top .top_r  .top_r_s .top_r_s_img{
    width: 20px;
    height: 20px;
    margin-left: 10px;
    margin-right: 5px;
}
.top_main .top .top_r .top_r_s .top_r_s_a{
    display: inline-block;
    height: 20px;
    line-height: 20px;
    color: #333;
}

/*搜索*/
.top_search{
    width: 100%;
    height: 130px;
    background: #1562cd;
    display: flex;
    justify-content: center;
    align-content: center;
    flex-wrap: wrap;
    margin-top: 3px;
}
.top_search .top_search_box{
    width: 50%;
    height: 60px;
    line-height: 60px;
    padding: 0 15px;
    background: #4481d7;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-content: center;
    flex-wrap: wrap;
}
.top_search .top_search_box .top_search_img{
    width: 3%;
    height: 26px;
    margin-top: 8px;
}
.top_search .top_search_box .top_search_input{
    width: 97%;
    height: 40px;
    font-size: 20px;
    line-height: 40px;
    text-indent: 10px;
    background: none;
    border: none;
    outline: none;
    color: #fcfefe;
}
.top_search_input::-webkit-input-placeholder { /* WebKit, Blink, Edge */
    color: #e3e3e3 !important;
}
.top_search_input::-moz-placeholder { /* Mozilla Firefox 4 to 18 */
    color: #e3e3e3 !important;
}
.top_search_input::-moz-placeholder { /* Mozilla Firefox 19+ */
    color: #e3e3e3 !important;
}
.top_search_input::-ms-input-placeholder { /* Internet Explorer 10-11 */
    color: #e3e3e3 !important;
}

/*栏目考试*/
.nav{
    width: 100%;
    background: #205dc3;
}
.nav .nav_box{
    width: 80%;
    height: 60px;
    margin: 0 auto;
}
.nav .nav_box .nav_ul{
    width: 100%;
}
.nav_box .nav_ul{
    display: flex;
}
.nav .nav_box .nav_ul .nav_li:hover{
    background: #2F6FD8;
}
.nav .nav_box .nav_ul .nav_li{
    text-align: center;
    font-style: normal;
    font-variant-caps: normal;
    font-variant-ligatures: normal;
    font-variant-numeric: normal;
    font-variant-east-asian: normal;
    font-weight: normal;
    font-stretch: normal;
    font-size: 20px;
    font-family: "Microsoft Yahei";
    color: #fff;
    height: 60px;
    line-height: 60px;
    position: relative;
    padding: 0 5%;
}
.nav .nav_box .nav_ul .nav_li a{
    display: inline-block;
    height: 60px;
    line-height: 60px;
    color: rgba(255,255,255,1);
}
.nav .nav_box .nav_ul .nav_li .in_nav{
    color: #fff;
    border-bottom: 3px #fff solid;
    font-weight: 600;
}




.subnavigationlist {
    display: none;
    padding: 0;
    position: absolute;
    width: 100%;
    left: 0%;
    top: 60px;
    background: #FFF;
    z-index: 100;
    color: #666;
    box-shadow: 0 0 4px 0 rgba(0, 0, 0, .1);
}
.subnavigationlist li {
    float: none;
    padding: 0px;
    line-height: 60px !important;
    height: 60px !important;
}

.subnavigationlist li a {
    display: block;
    width: 87%;
    white-space: nowrap;
    font-weight: normal;
    line-height: 60px !important;
    height: 60px !important;
    font-size: 20px;
    padding: 0;
    border-bottom: 1px solid #eee;
    margin: 0;
    text-align: center;
    color: #333 !important;
}

.subnavigationlist li a:hover {
    border-bottom: 1px solid #2b2b2b;
}