html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li
{
    padding: 0;
    margin: 0;
    list-style: none
}
select{
    background: none;
    appearance:none;
    -moz-appearance:none;
    -webkit-appearance:none;
    text-align: center;

    text-align-last: center;
}

a{
    text-decoration: none;
}

.main_top{
    width: 100%;
    background: #58b5f8;

    position: relative;
    overflow: hidden;
}
.main_top>img{
    display: block;
    width: 1920px;
    position: relative;
    margin-left: -960px;
    left: 50%;
}
.main_con{
    position: absolute;
    top: 100px;
    left: 50%;
    margin-left: -600px;
    width: 1200px;
    height: 709px;
    text-align: center;
}
.main_con img{
    margin: 0 auto;
}
.main_con .sht{
    width: 720px;
    position: absolute;
    top: 550px;
    height: 120px;
    text-align: center;
    left: 240px;
    font-size: 18px;
}
.main_con .sht p{
    height: 35px;
    text-align: left;
    line-height: 35px;
}
.main_con .sht .sht_sp{
    margin-right: 10px;
}
.main_con .sht select{
    width: 236px;
    background: #fff;
    border-radius: 10px;
    border: none;
    padding: 5px 5px;
    height: 28px;
    text-align: center;
    background-image: url("../images/da.png");
    background-repeat: no-repeat;
    background-position: 97% center;
    background-size: 10px;
}
.main_con .sht input{
    width: 236px;
   height: 28px;
    line-height: 28px;
    border: none;
    text-align: center;
    border-radius: 10px;

}

.main_con .sht>a{
    display: block;
    width: 300px;
    height: 80px;
    margin: 0 auto;
}
.main_sg{
    background: #58b5f8;

}

.content{

    width: 1200px;
    margin: 0 auto;
    margin-top: -900px;
    padding-bottom: 120px;
}
.main_ent{
    position: relative;
    background: #fff;
    text-align: center;
    padding: 50px 0;

    margin-top: 120px;
    box-shadow: 20px 20px 10px #3186bb;
}
.main_ent>img{
    display: inline-block;
}

.main_ent h4{
    position: absolute;
    width: 650px;
    height: 50px;
    background: #4370cb;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-size: 30px;
    left: 275px;
    top: -25px;
    border-radius: 15px;
}
.main_ent h4 img{
    height: 65px;
    margin-right: 50px;
}
.main_ent ul{
    position: absolute;
}

.main_ent ul li{
    position: relative;
    width: 520px;
    text-align: left;
    margin-top: 20px;
}
.main_ent ul li div{
    height: 40px;
    line-height: 40px;
    color: #194282;
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 1px;
}
.main_ent ul li div img{
    position: absolute;
    left: -32px;
}
.main_ent ul li p{
    line-height: 20px;
    font-size: 14px;
    text-align: justify;
    margin: 10px auto;
    text-indent: 2em;
}
.main_ent .gif{
    position: absolute;
    left: 50%;
    margin-left: -258px;
    bottom: 25px;
}
.main_ent .left_po1{
    left: 480px;
    top: 70px;
}
.main_ent .left_po2{
    left: 120px;
    top: 70px;
}
.main_ent .left_po3{
    left: 520px;
    top: 100px;
}

.main_ent ul .listy1{
    margin-left: 120px;
}
.main_ent ul .listy2{
    margin-left: 30px;
}
.main_ent ul .listy3{
    margin-left: 100px;
}