.extensionTitle{width: 100%;  background-repeat: no-repeat; background-position: center; height: 520px; background-color: #2062d0;min-width: 1200px}
.extension{width: 1200px; margin: auto}
.extension>div{display: inline-block; width: 50%; float: left;}
.extension>div:first-child{margin-top: 100px}
.extension p{font-size: 60px; color: white;    line-height: 51px;font-weight: bold;}
.extension span{font-size: 72px; color: #fffc00; font-family: Impact;    display: block;margin-top: 5px;float: left;}
.extension img{width: 100%; display: block}
.extensionBox{width: 100%; min-width: 1200px}
.extensionBoxTitle{width: 100%; background-color: #154ba5;margin-top: -60px; height: 60px;}
.extensionBoxTitle>h3{color: white; font-size: 24px; line-height: 60px;text-align: center; }
.extensionCon{width:100%; max-width: 1200px; margin: auto}
.extensionCon>p{text-align: center;}
.extensionConBox>p{    font-size: 24px;
    text-align: center;
    margin: 48px 0px;
    color: #666666;}
.tg-step {
    overflow: hidden;
    margin-top: 35px;
    display: inline-block
}
.tg-step li {
    float: left;
    width: 150px;
    text-align: center;
}
.tg-step li.arrow {
    width: 29px;
    height: 20px;
    background: url(../user/images/ad/exp.png) no-repeat;
    margin: 50px 30px;
}
.tg-step li a .tg-txt {
    color: #3f96da;
    font-weight: bold;
    text-decoration: underline;
}
.tg-step li img{width: 120px; margin: auto}
.tg-txt {
    font-size: 16px;
    line-height: 40px;
    margin-top: 15px;
    display: block;
    text-align: center;
}
.extensionList{width: 100%; max-width: 900px; margin: auto}
.extensionList>p{color: #444444; font-size: 18px;text-align: left}
.extensionBtn{width: 180px; height: 46px;text-align: center; line-height: 46px; background-color:#2062d0; color: white;margin:30px auto; cursor: pointer}
.ectensionBt{font-size: 24px; text-align: center; margin: 30px auto; color: #666666}
.ectensionBtY{width:216px; margin: auto}
.ectensionBtY>img{width: 100%; display: block; margin: auto}
.ectensionBtY>span{font-size: 16px; color: #444444;}