.main{
    position: fixed;
    width: 100%;
    height: 100%;
    overflow: hidden;
		background-image: url("../img/2.png");
	background-repeat: repeat;
    background-color: #c10e26;
}
.top{
    background: #970c1e;
    width: 200%;
    position: absolute;
    height: 300px;
    border-radius: 100%;
    top: -100px;
    left: -50%;
    z-index: 100;
}
.title{
    position: absolute;
    width: 100%;
    text-align: center;
    font-size: 40px;
    top: 120px;
    color: #FFFFFF;
    letter-spacing: 5px;
    z-index: 100;
}
.title p{
    height: 50px;
    line-height: 50px;
	font-family: SimHei;
}
.btn{
    position: absolute;
    z-index: 101;
    width: 140px;
    height: 140px;
    background: url("../img/5.png");
    top: 230px;
    left: 50%;
    margin-left: -70px;
    background-size: 100% 100%;
}
.center{
    position: absolute;
    width: 100%;
    z-index: 90;
    background-size: 100% auto;
    height: calc(100% - 180px - 275px);
    top: 275px;
    text-align: center;
}
.center .img{
    height: 100%;
}
.hb{
    position: absolute;
    width: 100%;
    height: 80px;
    bottom: 80px;
    left: 0;
    z-index: 98;
    text-align: center;
}
.hb .item{
    font-size: 28px;
    color: #ffcd00;
    #border: 1px solid #ffcd00;
    margin: 0 5px;
    display: inline-block;
    width: 62%;
    height: 80px;
    line-height: 80px;
    text-align: center;
    border-radius: 20px;
}
.logo{
    position: absolute;
    width: 100%;
    height: 30px;
    bottom: 20px;
    left: 0;
    z-index: 98;
    text-align: center;
}
.logo .img{
    height: 100%;
}

@media screen and (min-width:1024px){
	.main{position:relative;width:40%;left: 30%;}
}