body {
    color: #000;
    background: url(https://s2.ax1x.com/2019/09/09/nGOCNT.png) fixed;
        background-repeat: repeat;
        background-size: auto;
    background-size: cover;
    background-repeat: repeat;
    font-family: "微软雅黑","Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
    font-size: 12px;
    min-height: 101%;
    opacity:0.85;
    filter:alpha(opacity=85); /* 针对 IE8 以及更早的版本 */
}
body {
    color: #000;
    background-color: #e6e6e6;
    font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
    font-size: 12px;
    min-height: 101%;
}
body {
    font-family: Helvetica,Verdana,Arial,sans-serif;
}
* {
    margin: 0;
    padding: 0;
}