body {
    background-image: url(../img/background.jpg);
    background-repeat: no-repeat;
    background-position: top;
    background-size: 100% 100%;
}
.form-signin {
    position: relative;
    border: 1px solid #AEBDB6;
    background: rgba(255, 255, 255, 0.5);
    box-shadow: 0px 0px 20px 3px rgba(0,0,0,0.30);
    border-radius: 5px;
    max-width: 430px;
    padding: 30px 50px;
    margin: 50px auto;
    transition: none;
}

@media (min-width: 768px) {
    body {
        background-image: url(../img/background.jpg);
        -webkit-transition: -webkit-transform .3s ease;
        transition: transform .3s ease;
        transition: background-image 2s;
        -moz-transition: background-image 2s;
        -webkit-transition: background-image 2s;
        -o-transition: background-image 2s;
    }
    .form-signin {
        transition: background 0.8s ease;
        margin: 150px auto;
    }

}
.form-signin:hover {
    background: rgba(255, 255, 255, 0.8);
    transition: background 0.8s ease;
}

.form-signin .opt-select .opt-qr-logon {
    top: -20px;
}

.form-signin .opt-select .opt-std-logon {
    top: -20px;
}
.form-signin * {
    font-family: 'Microsoft YaHei';
    z-index: 999;
}

.form-signin .opt-select {
    position: absolute;
    right: 0;
    z-index: 100;
}

.form-signin .opt-select .opt-qr-logon {
    position: absolute;
    right: 8px;
    width: 52px;
    height: 52px;
    background: url(../img/qr-logon.png) no-repeat;
    outline: none;
    *hide-focus: expression(this.hideFocus=true);
}

.form-signin .opt-select .opt-std-logon {
    position: absolute;
    right: 8px;
    width: 45px;
    height: 45px;
    background: url(../img/std-logon.png) no-repeat;
    outline: none;
    *hide-focus: expression(this.hideFocus=true);
}

.form-signin .form-signin-logo {
    margin: 0 auto;
}
.form-signin .form-signin-logo img{
    width: 280px;
    height: 80px;
}

.form-signin .form-horizontal .form-signin-heading {
    margin-bottom: 20px;
}

.form-signin .form-horizontal .form-group {
    margin-left: 0;
    margin-right: 0;
}

.form-signin .checkbox {
    margin-top: 5px;
    margin-bottom: 5px;
    font-weight: normal;
}

.form-signin .form-control {
    position: relative;
    height: auto;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding: 10px !important;
    font-size: 16px;
}

.form-signin #ico_SignName {
    background: url(../img/username.png);
    background-repeat: no-repeat;
    background-position: center;
    min-width:38px;
}

.form-signin #ico_Password {
    background: url(../img/password.png);
    background-repeat: no-repeat;
    background-position: center;
    min-width: 38px;
}

.form-signin #ValidCode {
}

.form-signin #img_ValidCode {
    margin: -6px -12px;
    height: 38px;
}

.form-signin #btn_SignIn {
    margin-top: 10px;
}

#qrsignin {
    padding: 0;
    display: none
}

.qr-container {
    margin: 0 auto;
    width: 180px;
    height: 180px;
}

.qr-container img {
    width: 100%;
    height: 100%;
    padding: 10px;
}
.foot {
    position: fixed;
    bottom: 0;
    background-color:rgba(0,0,0,0.6);
    clear: both;
    width: 100%;
}
.foot span, .foot p{
    color:#fff;
    font-size:14px;
}

.foot .pull-right {
    float: left!important;
}
@media (min-width: 768px) {
    .foot .pull-right {
        float: right !important;
    }
}