body{
    font-family:"Microsoft YaHei";
}
*{
    margin: 0;
    padding: 0;
}
a{
    text-decoration:none;
}
.clear{ clear:both;width:100%;}

.show-banner{
            width: 100%;          
        }
.show-banner-app{
    display: none;
}
@media screen and (max-width: 767px) {
    .show-banner{
            display:none       
        }
    .show-banner-app{
        width: 100%;
             display:block       
    }
    .show-banner-app img{
        width: 100%;
        height: 100%;
    }
}
.show-banner img{
            width: 100%;
            height: 100%;
        }