body {
    height: 100vh;
    margin: 0;
    padding: 0;
    background: url(/img/user/loginBg.jpg) no-repeat;
    background-size: 100% 100%;
}

.logo {
    height: 70px;
    width: 480px;
    position: absolute;
    top: 154px;
    left: calc(50% - 239px);
}

.content {
    overflow: hidden
}

.loginBox {
    margin: 10% auto 0;
    width: 520px;
    position: absolute;
    left: 60%;
}

.loginBox h3 {
    font-size: 34px;
    font-weight: 500;

    height: 60px;
    line-height: 60px;
    color: black;

    text-align: center;
    margin: 0;
    position: relative;

}

form {
    padding: 60px 60px 44px;
    /* background: url(/img/user/mbg.png ) no-repeat;
     */
    /* border: 1px solid rgb(247, 242, 242); */
    background-size: 100% 100%;
    border-radius: 4px;
}

form>p {
    font-size: 16px;
    color: #f3ac33;
    text-align: center;
    margin-top: 20px;
}

.grop {
    margin-bottom: 40px;
    position: relative;
    width: 100%;
    height: 40px;
    color: #999;
    font-size: 18px;
    line-height: 40px;
}

.grop span {
    display: block;
    width: 90px;
    color: black;
    float: left;
    text-align: right;
    margin-right: 20px;
}

.grop input[type="password"],
.grop input[type="text"] {
    height: 40px;
    line-height: 40px;
    width: 280px;
    font-size: 18px;
    padding-left: 20px;
    border: 0;
    float: left;
    border: 1px solid #eee;
    border-radius: 5px;
    box-shadow: 0 0 0 1000px white inset;
    -ms-box-shadow: 0 0 0 1000px white inset;
    -moz-box-shadow: 0 0 0 1000px white inset;
    -o-box-shadow: 0 0 0 1000px white inset;
    -webkit-box-shadow: 0 0 0 1000px white inset;
    outline: none;
}

.yzm>div {
    width: 280px;
    float: left;
}

.yzm>div input[type="text"] {
    width: 160px;
    float: left;
}

.yzm>div button {
    border: 0;
    background: #4a7bfc;
    width: 120px;
    font-size: 18px;
    color: #fff;
    text-align: center;
    height: 40px;
    line-height: 40px;
    float: left;
}

button.save {
    font-size: 24px;
    font-weight: 600;
    background: #4a7bfc;
    height: 45px;
    width: 100%;
    line-height: 45px;
    border: 0;
    border-radius: 4px;
    color: #fff;
}