* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
}

h1 {
    margin-bottom: 30px;
    color: #2c3e50;
}

.auth-section {
    margin-bottom: 30px;
}

.auth-section button {
    padding: 10px 20px;
    margin: 0 10px;
    border: none;
    border-radius: 5px;
    background-color: #3498db;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.auth-section button:hover {
    background-color: #2980b9;
}

.camera-section {
    position: relative;
    margin-bottom: 30px;
    border: 2px solid #3498db;
    border-radius: 10px;
    overflow: hidden;
    background-color: #000;
}

#video {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
}

.face-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.controls {
    margin-bottom: 30px;
}

.controls button {
    padding: 10px 20px;
    margin: 0 10px;
    border: none;
    border-radius: 5px;
    background-color: #27ae60;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.controls button:hover {
    background-color: #229954;
}

.controls button#stopBtn {
    background-color: #e74c3c;
}

.controls button#stopBtn:hover {
    background-color: #c0392b;
}

.result {
    padding: 20px;
    background-color: #ecf0f1;
    border-radius: 5px;
    min-height: 100px;
}

.privacy-section {
    margin-top: 30px;
    padding: 20px;
    background-color: #ecf0f1;
    border-radius: 5px;
    text-align: left;
}

.privacy-section h3 {
    margin-bottom: 10px;
    color: #2c3e50;
}

.privacy-section p {
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .auth-section button,
    .controls button {
        display: block;
        width: 100%;
        margin: 10px 0;
    }
}