body {
    font-family: Arial, sans-serif;
    background: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.login-box {
    background: white;
    width: 340px;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.login-box h2 {
    margin-top: 0;
    margin-bottom: 20px;
    text-align: center;
    font-weight: normal;
}
label {
    font-size: 14px;
    display: block;
    margin-bottom: 6px;
    margin-top: 12px;
}
input[type="text"], input[type="password"] {
    width: 95%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
}
.btn {
    margin-top: 20px;
    width: 100%;
    padding: 12px;
    background: #2f2f2f;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    cursor: pointer;
}
.btn:hover {
    background: #1f1f1f;
}
.error {
    margin-top: 15px;
    color: #d8000c;
    text-align: center;
}
.forgot-link {
    text-align: right;
    margin-top: 6px;
    margin-bottom: 14px;
}
.forgot-link a {
    font-size: 13px;
    color: #007acc;
    text-decoration: none;
}
.forgot-link a:hover {
    text-decoration: underline;
}