body {
    background-color: #fff;
    text-align: center;
    background-image: url(http://pubimage.360doc.com/index/one-1.gif);
    background-repeat: repeat;
    height: 100%;
}

.installBox {
    margin: 0px auto;
    width: 940px;
    text-align: left;
    background-image: url(http://pubimage.360doc.com/helpnew4/ie/bj.gif);
    background-repeat: repeat-y;
}

.installContent {
    width: 767px;
    height: 100%;
    margin: 0 auto;
    padding-top: 20px;
}

    .installContent p {
        line-height: 30px;
        margin: 5px 0;
        font-family: 微软雅黑;
        font-size: 18px;
    }

.redTxt {
    color: #FF0000;
}

.blueTxt {
    color: #0070C0;
}

.boldTxt {
    font-weight: bold;
}

.imgBox {
    width: 640px;
    height: auto;
    margin: 0 auto;
}

    .imgBox img {
        display: inline-block;
    }

.installImg {
    width: 320px;
    height: 568px;
    display: block;
    margin: 0 auto;
}
.navxt2 {
    -moz-border-bottom-colors: none;
    -moz-border-left-colors: none;
    -moz-border-right-colors: none;
    -moz-border-top-colors: none;
    background-color: #5d9d23;
    border-color: #fff -moz-use-text-color #c4c4c4;
    border-image: none;
    border-style: solid none;
    border-width: 1px medium;
    height: 8px;
    margin-top: -1px;
    min-width: 1000px;
    text-align: left;
    width: 100%;
}