/**    第2屏    **/
.about2_desc{position:absolute;left:0;bottom:0;width:50%;height:90%;background:#004098;z-index:3;color:#FFF;}
.about2_desc .about2_desc_title{font-size:36px;position:relative;top:10%;width:70%;text-align:left;margin:0 auto;font-weight:600;}
.about2_desc .about2_desc_bg{
    position:absolute;bottom:0;left:0;
    width:80%;height:20%;
    background-image: url('../../images/about/about_desc_bg.png');
    background-size: 100%;
    background-position: bottom;
    background-repeat: no-repeat;
}
.about2_desc p{width:70%;position:relative;top:13%;margin:0 auto;text-align:left;line-height:30px;}
.about2_title{position:absolute;width:150px;line-height:80px;left:54%;top:15%;font-size:64px;z-index:3;font-weight:100;color:#AAA;font-family:'微软雅黑';letter-spacing: 5px;}
.about2_title span{display:block;}
.about2_house{position:absolute;bottom: 0;
    z-index: 2;
    left: 50%;
    background-image: url('../../images/about/about_house.jpg');
    background-size: 100%;
    background-position: bottom;
    background-repeat: no-repeat;
    max-width:750px;
    width: 36%;
    height: 54%;
}
.about2_house img{max-width:100%;width:80%;}
.about2_right{position:absolute;right:0;bottom:0;z-index:1;}
/**    第3屏    **/
.about3_body_bg{
    width:100%;
    height:100%;
    position:absolute;
    left:0;
    right:0;
    z-index:0;
    background-image:url('../../images/about/about3_bg.jpg');
    background-repeat:no-repeat;
    background-position: top;
    -webkit-animation:fadeInDown 1s .2s ease both;
    -moz-animation:fadeInDown 1s .2s ease both;
}
.about3_body_bg2{
    width:60%;
    height:65%;
    position:absolute;
    top: 20%;
    left:0;
    margin:0 auto;
    z-index:1;
    background-image:url('../../images/about/about3_bg2.png');
    background-size:80%;
    background-repeat:no-repeat;
    background-position:left;
    -webkit-animation:fadeInDown 4s .2s ease both;
    -moz-animation:fadeInDown 4s .2s ease both;
}
.about3_body_bg3{
    width:65%;
    height:65%;
    position:absolute;
    top: 44%;
    left:0;
    margin:0 auto;
    z-index:1;
    background-image:url('../../images/about/about3_bg3.png');
    background-size:80%;
    background-repeat:no-repeat;
    background-position:left;
    -webkit-animation:fadeInDown 4s .2s ease both;
    -moz-animation:fadeInDown 4s .2s ease both;
}
.about3_main{position:absolute;right:14%;top:26%;z-index:2;width:26%;}
.about3_main_title_english{font-size:70px;color:#DDD;letter-spacing: 5px;font-weight:100;position:absolute;left:0;top:0;z-index:2;}
.about3_main_desc{width:90%;color:#FFF;position:relative;z-index:3;line-height:40px;}
.about3_main_title{color:#FFF;font-size:42px;font-weight:600;position:relative;z-index:3;margin-top:70px;}
/**    第4屏    **/

.about4_body_bg{
    width:100%;
    height:100%;
    position:absolute;
    left:0;
    right:0;
    z-index:0;
    background-image:url('../../images/about/about4_bg.jpg');
    background-repeat:no-repeat;
    background-position: top;
    -webkit-animation:fadeInDown 1s .2s ease both;
    -moz-animation:fadeInDown 1s .2s ease both;
}
.about4_body_bg2{
    width:36%;
    height:12%;
    position:absolute;
    top: 22%;
    left:0;right:0;
    margin:0 auto;
    z-index:1;
    background-image:url('../../images/about/Great_mission.png');
    background-size:80%;
    background-repeat:no-repeat;
    background-position:left;
    -webkit-animation:fadeInDown 3s .2s ease both;
    -moz-animation:fadeInDown 3s .2s ease both;
}
.about4_main{position:absolute;left:30%;top:23%;z-index:2;width:30%;
    -webkit-animation:fadeInDown 1s .2s ease both;
    -moz-animation:fadeInDown 1s .2s ease both;}
.about4_main_desc{width:90%;color:#FFF;position:relative;z-index:3;line-height:40px;}
.about4_main_title{color:#c9151e;font-size:30px;font-weight:600;position:relative;z-index:3;margin-top:70px;margin-bottom:20px;}
#page4 .footer_desc{display:none;}