body{/*背景图片设置*/
    background-image: url("https://images.cnblogs.com/cnblogs_com/computer-luo/1275540/o_52ae0c086f39288b4c9eac73346f97261ce04fec.jpg");
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size:cover;
    background-position: center;
    opacity:0.93;
    font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
    filter:alpha(opacity:93); 
    -moz-opacity:0.93;-khtml-opacity: 0.93;
    color: #88519a;
    background-color: #e6e6e6;
    font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
    font-size: 12px;
    min-height: 101%;
}
le a:link, .postTitle a:visited, .postTitle a:active {
    color: #21759b;
    transition: all 0.4s cubic-bezier(0, 0, 0.12, 1) 0s;
}
h3 {
    font-size: 16px;
    font-weight: bold;
    line-height: 1.5;
    margin: 10px 0;
    border-left: 10px solid rgba(62, 157, 232, 0.3);
    background: rgb(247, 247, 247);;
    padding: 3px 10px;
}