/*
+----------------------------------------------------------------------
| LN-EWS v2.0 [ Do a line, love a line ]
| Copyright (c) 2010~2024 http://jzline.com All rights reserved.
| Author: xwxc
+----------------------------------------------------------------------
*/
.about_bg{
    height: auto;
    width: 100%;
    overflow: hidden;
    position: static;
    background-size: 100% 100%;
    height: auto;
    background-size: cover;
    background-attachment: fixed
}
.about{
    margin: 80px 0px 100px 0px;
    color: #fff;
    position: relative;
    color: #333;
    height: auto
}
.about .tit_box{
    height: auto
}
.about .tit{
    margin: 0px 0px 0px 0px;
    height: 85px
}
.about .tit h2{
    color: #0158a8;
    font-size: 20px;
    font-weight: bold;
    font-family: arial
}
.about .tit h3{
    color: #222;
    font-size: 40px;
    padding-top: 10px
}
.about .tit_desc{
    font-size: 18px;
    padding-top: 10px;
    line-height: 1.8;
    color: #999;
    text-align: right
}
.about .info{
    height: auto
}
.about .info .text{
    height: auto
}
.about .info .text h2{
    color: #333;
    font-size: 28px;
    margin: 40px 0 20px 0
}
.about .info .text .word{
    color: #999;
    font-size: 16px;
    margin-top: 40px;
    line-height: 2em;   
    overflow: hidden;
    text-overflow: ellipsis;
        display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 9;
    
}
.about .info .text .btn{
    color: #fff;
    font-size: 16px;
    margin-top: 40px;
    line-height: 2em;
    background-color: #0158a8;
    height: 50px;
    width: 168px;
    line-height: 50px;
    text-align: center;
    border-radius: 28px;
}
.about .info .text i{
    padding-left: 10px;
}
.about .info .text .btn:hover{
    transition: all ease-in-out 0.6s .1s;
    opacity: 1;
    transform: translateX(30px);
}
.about .photo img{
    width: 100%
}
/* 小于768px  */
@media only screen and (max-width:768px){
    .about .photo img{
        width: 100%
    }
    .about .but_box{
        width: 320px;
    }
    .about .pic_item .pic img{
        height: 160px;
    }
    .about .but_box p{
        dfont-size: 14px;
    }
}
@media only screen and (max-width:1300px){
    .about .photo img{
        width: 100%
    }
}
/*数学*/
.gd_num{
    width: 100%;
    height: auto;
    background-color: #fff;
    position: relative;
    height: 300px
}
.gd_num .num_box{
    z-index: 999;
    width: 100%;
    position: relative;
    top: 80px;
    border-radius: 15px;
    background-color: #0158a8;
    background-position: 0% 70%;
}
.gd_num .num_box .item_li{
}
.gd_num .num_box .item_li {
    border-right: 1px solid #eee;
}
.gd_num .num_box .item_li:nth-child(1) {
    border-left: 0px solid #eee;
}
.gd_num .num_box .item_li:nth-child(4) {
    border-right: 0px solid #eee;
}
.gd_num .num_box .item_li h2{
    color: #fff;
}
.gd_num .num_box .item_li p{
    color: #fff;
}
.gd_num .num_box .item_li i{
    color: #fff;
    font-size: 30px
}
.gd_num .num_box .item_box{
    margin: 40px;
    text-align: center
}
.gd_num .num_box .item_box h2{
    font-size: 48px;
    color: #fff;
    line-height: 48px;
    display: inline-block
}
.gd_num .num_box .item_box i{
    font-size: 16px;
    color: #fff;
    line-height: 48px;
    display: inline-block;
    font-style: normal;
    font-weight: bold;
}
.gd_num .num_box .item_box p{
    font-size: 16px;
    color: #fff;
    line-height: 30px;
    font-weight: bold;
}
.gd_num .num_box .item_box span{
    font-size: 38px;
    color: #fff;
    line-height: 30px;
    font-weight: bold;
}
/* 小于768px  */
@media only screen and (max-width:768px){
    .gd_num .num_box .item_box h2{
        font-size: 18px;
    }
    .gd_num .num_box .item_box{
        margin: 10px;
    }
    .gd_num .num_box .item_box span{
        font-size: 18px;
        color: #eb0000;
        line-height: 30px;
        font-weight: bold;
    }
    .gd_num .num_box .item_li:nth-child(3) {
        border-top: 1px solid #eee;
    }
    .gd_num .num_box .item_li:nth-child(4) {
        border-top: 1px solid #eee;
    }
}
/* 大于769px  */
@media only screen and (min-width:769px){
    .gd_num .num_box .item_box h2{
        font-size: 28px;
    }
    .gd_num .num_box .item_box{
        margin: 30px;
    }
}
/* 大于1024px */
@media only screen and (min-width:1024px){
    .gd_num .num_box .item_box h2{
        font-size: 48px;
    }
    .gd_num .num_box .item_box{
        margin: 40px;
    }
}