* {
    font-family: 'Arial', 'Microsoft YaHei', '黑体', '宋体', sans-serif;
    border: 0;
    margin: 0;
    padding: 0;
    -webkit-user-select: none; /*禁止用户选择页面*/
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

html, body {
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    color: #000000;
    background: #ECECEC;
}

.box {
    margin: 0 auto;
    position: relative;
    left: 0;
    right: 0;
    width: 85%;
    height: 100%;
    background: #ffffff;
    display: block;
}

.box > div {
    position: relative;
    height: 50px;
    width: 100%;
    text-align: center;
}

.titleA {
    height: 50px;
    line-height: 50px;
    font-size: 36px;
    color: #ECECEC;
    background: #ffffff;
    text-align: center;
}

.titleB {
    height: 50px;
    line-height: 50px;
    font-size: 36px;
    color: #326496;
    text-align: center;
}

#div1 {
    position: fixed;
    top: 0px;
    left: 0px;
    height: 50px;
    line-height: 50px;
    width: 100%;
    color: #ffffff;
    background: #0000ff;
    text-align: center;
    z-index: 100;
}

#div11 {
    position: relative;
    margin: 0 auto;
    width: 85%;
}

#div2131{
    position: relative;
    top: 40px;
    left: 50px;
    height: 400px;
    line-height: 1.6;
    width: 500px;
    display: block;
    font-size: 18px;
    text-align: left;
    color: white;
}

#div313 > div {
    position: relative;
    height: 50px;
    line-height: 50px;
    display: block;
    font-size: 26px;
}

#foot {
    position: relative;
    width: 100%;
    color: #ffffff;
    background: #0000ff;
    text-align: center;
    display: inline-block;
}