.login-background{
    /*background-image: url("/image/shensha.jpg");*/
    background-repeat: no-repeat;
    background-size: cover;
    width: 100%;
    height:0;
}
.login-wrapper{
    position:fixed;
    width:25%;
    top:24%;
    left:37%;
    padding: 20px;
    box-sizing: border-box;
    z-index: 2;
}
.login-wrapper > .layui-form {
    padding: 25px 30px;
    background-color: #fff;
    box-shadow: 0 3px 6px -1px rgba(0, 0, 0, 0.19);
    box-sizing: border-box;
    border-radius: 4px;
}
.login-wrapper > .layui-form > h1 {
    color: #333;
    text-align: center;
    margin-bottom: 25px;
    letter-spacing: 2px;
}
.login-wrapper > .layui-form > .layui-form-item {
    margin-bottom: 25px;
    position: relative;
}
.login-wrapper .layui-input-icon-group > .layui-icon {
    width: 46px;
    height: 46px;
    line-height: 46px;
    font-size: 20px;
    color: #909399;
    position: absolute;
    left: 0;
    top: 0;
    text-align: center;
}

.login-wrapper > .layui-form > .layui-form-item > .layui-input {
    height: 46px;
    line-height: 46px;
    border-radius: 2px !important;
}

.login-wrapper .layui-input-icon-group > .layui-input {
    padding-left: 46px;
}