*{
    margin:0;
    padding:0;
}
body{
    background: url("images/backgroundImg.jpg") no-repeat top center;
    -webkit-background-size: 100%;
    -moz-background-size: 100%;
    background-size: 100%;
    width: 100%;
    height: 100%;
    overflow: hidden;
    font: 18px/28px tahoma,arial,"Hiragino Sans GB","Microsoft Yahei",\5b8b\4f53;
    min-width: 970px;
}

.wrapper{
    background-color:rgba(0,0,0,0.55);
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
}

.loginBox{
    background: rgba(0,0,0,0.6);
    /*opacity: 0.5;*/
    width: 350px;
    height: 320px;
    padding: 0 31px 0 33px;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    border-radius: 5px;
}
.loginBox h1{
    font-weight: 500;
    color: #fff;
    font-size: 26px;
    padding-top: 20px;
    padding-bottom: 30px;
    text-align: center;
}
input{
    width: 90%;
    height:40px;
    background-color: #fff;
    border-radius: 5px;
    border: 1px solid #ccc;
    margin-bottom: 10px;
    font-size: 16px;
    padding: 0px 12px;
}

input:focus{
border-color: #66afe9;
outline: 0;
-webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(102, 175, 233, .6);
box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(102, 175, 233, .6);
}

.identify{
    width: 50%;
}
input[type=button]{
    width: 50%;
    color: #fff;
    background-color: #269abc;
    border-color: #269abc;
    position:absolute;
    left: 0;
    right: 0;
    margin:auto;
    clear: both;
    margin-top: 10px;
}
.yanZhengMa{
    width: 34%;
    height: 40px;
    border:1px solid #ccc;
    float:right;
    margin-right: 10px;
}