* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f0f0f0;
    color: #333;
}
.container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
h1 {
    text-align: center;
    color: #3498db;
    margin-bottom: 2rem;
}
.status {
    text-align: center;
    padding: 1rem;
    background-color: #e1f5fe;
    border-radius: 5px;
    color: #0277bd;
}
.hidden {
    display: none;
}
.webcam-button, .stop-webcam-button {
    display: block;
    margin: 1rem auto;
    padding: 0.8rem 1.5rem;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.webcam-button:hover, .stop-webcam-button:hover {
    background-color: #2980b9;
}

.results-container {
    margin-top: 2rem;
    padding: 1rem;
    background-color: #f9f9f9;
    border-radius: 5px;
}
.attendance-status {
    font-size: 1.2rem;
    text-align: center;
    color: #333;
}