body {
    height: 100%;
    background-color: #0b4068;
    background-image: url('/images/login_bg.webp');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
    position: relative;
}

.login-container {
    width: 380px;
    margin: 0 auto;
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.login-logo-wrapper {
    text-align: center;
    margin-bottom: 24px;
}

.login-logo-wrapper img.login-logo {
    -webkit-filter: drop-shadow(2px 2px 2px #222);
    filter: drop-shadow(2px 2px 2px #222);
}

.login-title-wrapper {
    text-align: center;
    font-size: 24px;
    margin-bottom: 24px;
    color: #fff;
    font-weight: 700;
    text-shadow: 2px 2px 2px #222;
}

.login-form-wrapper {
    background-color: #fff;
    border-radius: 6px;
    padding: 24px;
    margin-bottom: 24px;
}

.login-form-wrapper .form-group {
    margin-bottom: 32px;
}

.login-form-wrapper .from-group-left {
    padding-left: 0px;
}

.login-form-wrapper .from-group-right {
    padding-right: 0px;
}

.login-form-wrapper form {
    margin-block-start: 1em;
    margin-block-end: 1em;
}

.login-form-wrapper input, .login-form-wrapper input:focus, .login-form-wrapper input:active {
    outline: none;
    box-shadow: none;
}

.login-form-wrapper input {
    border: none;
    border-bottom: 1px solid #eee;
    height: 40px;
}

.login-form-wrapper .btn {
    width: 100%;
}

.login-form-wrapper .captcha-img {
    float: right;
    position: relative;
    top: -48px;
    right: 12px;
    z-index: 100;
}

.login-form .form-control {
    font-size: 16px;
}

.login-footer {
    position: fixed;
    bottom: 10px;      /* 距离底部的距离，可自行调整 */
    left: 50%;
    transform: translateX(-50%);
    font-size: 14px;
    color: #ffffff95;
}

.login-footer a {
    color: #ffffff99;
}

#message-box {
    display: block;
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translate(-50%);
    transition: bottom 0.4s;
}

#message-box.visible {
    bottom: 10px;
}

#message-box .alert {
    width: 332px;
}