body {
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background: white;
    padding: 30px;
    border-radius: 15px;
    width: 400px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

h2 {
    text-align: center;
}

input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="password"],
select{
    width: 100%;
    padding: 8px;
    margin: 8px 0;
    border-radius: 8px;
    border: 1px solid #ccc;
}

button {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 8px;
    background-color: #667eea;
    color: white;
    font-size: 16px;
    cursor: pointer;
    margin-top: 10px;
}

button:hover {
    background-color: #5a67d8;
}

.logout {
    background-color: #e53e3e;
}

.logout:hover {
    background-color: #c53030;
}

.hidden {
    display: none;
}

.welcome {
    text-align: center;
    font-weight: bold;
    margin-bottom: 15px;
}