body {
    margin: 0px;
    background-color: #f5f9ff;
    font-family: 'Microsoft Yahei';
}

.container {
    margin: auto;
    margin-top: 10%;
    background-color: #fff;
    box-shadow: 2px 2px 5px gray;
    width: 520px;
}

.container .title {
        margin-top: 55px;
        margin-bottom: 50px;
        margin-left: 10%;
    }

.container .title h1 {
            height: 28px;
            width: 400px;
            font-size: 25px;
            font-weight: bold;
            text-align: center;
        }

.form-group {
    margin-bottom: 20px;
}

.form-control {
    width: 100%;
    height: 40px;
    padding: 0 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    box-sizing: border-box;
}

.form-control:focus {
        border-color: #296bef;
        outline: none;
        box-shadow: 0 0 0 3px rgba(41, 107, 239, 0.2);
    }

.login .btn {
    width: 100%;
    height: 40px;
    background-color: #296bef;
    border: none;
    border-radius: 4px;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.login .btn:hover {
        background-color: #1a5fd0;
    }

.login .btn:disabled {
        background-color: #ccc;
        cursor: not-allowed;
    }

.login-verify {
    z-index: 0;
}

.login-message{
    text-align:center;
    margin: 15px 0;
    padding:10px;
    border-radius: 5px;
    display: none;
}

.message-error{
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.message-success{
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

#login-button {
    position: relative;
}

.btn-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

#verify-error {
    display: block;
    color: #dc3545;
    margin-top: 5px;
    font-size: 14px;
}

.password_input span{
    color: #dc3545;
    display: block;
    margin-top: 5px;
    text-align:center;
}

.login-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.login-link {
    text-align: center;
    margin-top: 20px;
}

/* 响应式设计 */
@media (max-width: 576px) {
    .container {
        width: 90%;
        margin-top: 10%;
        padding: 20px;
    }

        .container .title h1 {
            font-size: 20px;
        }

    .form-control {
        width: 100%;
    }

    .login .btn {
        width: 100%;
    }

    .login-verify {
        padding-left: 0 !important;
    }
}