body{
    background: url(../images/bg2.png) top center no-repeat;
}
.main{
    text-align: center;
    height: 970px;
}
.main .logo{
    padding-top: 50px;
    margin-bottom: 71px;
}
.sel-bar{
    margin-top: 55px;
    margin-bottom: 58px;
}
.sel-bar a{
    display: inline-block;
    width: 150px;
    height: 52px;
    margin-right: 20px;
    color: #fff;
    font-size: 18px;
    background: url(../images/icon1.png) center no-repeat;
    line-height: 52px;
}
.sel-bar a:last-child{
    margin-right: 0;
}
.sel-bar a:hover{
    background: url(../images/icon2.png) center no-repeat;
}
.sel-bar a img{
    vertical-align: middle;
}
/*底部*/
.footer{
    text-align: center;
    width: 100%;
    height: 84px;
    padding-top: 26px;
    background: url(../images/bg1.png) top center no-repeat;
}
.footer .f-text{
    text-align: left;
    display: inline-block;
    color: #fff;
    font-size: 14px;
    line-height: 30px;
    margin-left: 50px;
    margin-right: 30px;
}