body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #b0b0b0; /* darker gray base */
    color: #3a3a3a;
    font-family: "Segoe UI", Arial, sans-serif;
}

.login-box {
    width: 320px;
    background-color: #e0e0e0; /* darker than #f5f5f5 */
    border: 1px solid #999;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
    padding: 1.5rem 2rem;
    text-align: center;
}

.login-box h2 {
    margin-bottom: 1rem;
    color: #2f2f2f;
    font-size: 18px;
}

.login-box label {
    display: block;
    text-align: left;
    font-weight: bold;
    font-size: 14px;
    margin-bottom: 0.3rem;
    color: #2e2e2e;
}

.login-box input[type="text"],
.login-box input[type="password"] {
    width: 100%;
    padding: 0.4rem 0.5rem;
    border-radius: 4px;
    border: 1px solid #888;
    font-size: 14px;
    box-sizing: border-box;
    margin-bottom: 0.8rem;
    background-color: #f0f0f0;
    color: #2a2a2a;
}

.login-box input[type="text"]:focus,
.login-box input[type="password"]:focus {
    outline: none;
    border-color: #007bff;
    background-color: #ffffff;
}

.login-box button {
    width: 100%;
    padding: 0.5rem;
    border-radius: 4px;
    border: 1px solid #0069d9;
    background-color: #EFEFEF; /* darker accent than #007bff */
    /*color: #ffffff;*/
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.1s ease;
}

.login-box button:hover {
    background-color: #dcdcdc;
}

.login-box button:active {
    transform: scale(0.98);
}

.error, .success {
    border-radius: 4px;
    padding: 0.5rem;
    margin-bottom: 1rem;
    font-size: 13px;
    background-color: #f0f0f0;
}

.error {
    border: 1px solid #b71c1c;
    color: #b71c1c;
}

.success {
    border: 1px solid #2e7d32;
    color: #2e7d32;
}