@charset "utf-8";
/* CSS Document */
.banner {
    text-align: center;
    background: url("../images/banner.jpg") no-repeat center top;
    height:512px;
    position: relative;
}

.banner a,.banner1 a{
    position: absolute;
    right:0;
    left:0;
    margin:auto;
}
.banner a{
    width: 1200px;
    height:512px;
 
}
.bg{
    margin: 0 auto;
    display: flex;
    flex-flow:column;
    align-items:center;
    justify-content:flex-start;
    overflow: hidden;
}