html{
    width: 100%;
    height: 100%;
    /*background-image: url("res/image/chahua/云端管理.png");*/
    /*background-size: 50%;*/
    /*background-position-x: right;*/
    /*background-position-y: bottom;*/
}
/*特殊节日*/
/*html{-webkit-filter: grayscale(100%);       filter:progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);}*/
body{
    background-image: url("http://120.24.190.159:777/res/image/chahua/登录背景.png");
    background-repeat: no-repeat;
    background-position-x:center;
    background-position-y:center;
    background-size:100%;
}
.card{
    background-color: white;
    box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
    padding:20px 40px;
    color: #444;
    width: 700px;
    max-width: 700px;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    position: absolute;
    top: 40%;
    left: 50%;
    padding-right: 20px;

    background-image: url("http://120.24.190.159:777/res/image/chahua/云端管理.png");
    background-repeat: no-repeat;
    /*background-size: 100%;*/
    background-position-x: right;
    background-position-y: center;
    background-origin: padding-box;
    background-position: 93% 60%;
}

.card-header{
    box-sizing: border-box;
    height: 80px;
    line-height: 90px;
    font-weight: bold;
    font-size: 20px;
}
.card-main{
    box-sizing: border-box;max-width: 300px;color: #444;padding-top: 20px
}
span{
    display: inline-block;
}
.m-b-10{
    margin-bottom: 10px;
}
.m-b-20{
    margin-bottom: 20px;
}
.fr{
    float: right;
}
.but_login{
    min-width: 120px;
    float: right;
}
.but_regin{
    display: none;
}
.card_foot{
    height: 60px; margin-top: 20px;border-top: 1px solid #dcdfe6;color: #888;
    font-size: 14px;
}
.card_foot>span{
    margin-top: 30px;
    margin-right: 10px;
}
.span_inputname{
    margin-bottom: 10px;
    font-size: 14px;
    color: #444;
}
.span_must{
    color: red;
    margin-left: 5px;
}
.card-header-title{
    display: none;

}

@media only screen and (max-width: 840px) {
    body{
        background-image: none;
    }
    .card {

        box-shadow: none;
        box-sizing: border-box;
        padding:0;
        color: #444;
        width: 100%;

        max-width: 100%;
        -webkit-transform: none;
        -moz-transform: none;
        -ms-transform: none;
        -o-transform: none;
        transform: none;
        position: absolute;
        top: 0;
        left: 0;
        padding-right: 20px;

        background-image: none;
        background-repeat: no-repeat;
        /*background-size: 100%;*/
        background-position-x: right;
        background-position-y: center;
        background-origin: padding-box;
        background-position: 93% 60%;
    }
    .card-header{
        box-sizing: border-box;
        height: 250px;
        width: 100%;
        text-align: center;
        background-image: url("http://120.24.190.159:777/res/image/chahua/云端管理.png");
        background-repeat: no-repeat;
        background-size: 250px;
        background-position: 60% 50%;
        margin-top: 20px;
    }
    .card-header>span{
        display: none;
    }
    .card-header-title{
        display: block;
        height: 60px;
        text-align: center;
        font-weight: bold;
        font-size: 20px;

    }
    .card-main{
        width: 100%;
        margin: 0;
        max-width: 100%;
        padding-left: 20px;
        padding-top: 20px;
    }
    .card_foot{
        display: none;

    }
    .remember_pwd{
        /*display: none;*/
        margin-top: 0!important;
        float: right;
    }
    .but_login{
        width: 100%;
        margin-top: 15px;
        float: none;
        height: 50px;
        font-size: 15px;
    }
    .but_regin{
        width: 100%;
        height: 50px;
        margin: 10px 0 0 0 !important;
        display: block;
        font-size: 15px;
    }

}