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

body, html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: Arial, sans-serif;
}

#container {
    position: relative;
    width: 100%;
    height: 100%;
}

#canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    outline: none;
}

#product-info {
    position: absolute;
    right: 0;
    top: 0;
    width: 40%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    z-index: 2;
    padding: 20px;
    overflow-y: auto;
    transition: transform 0.5s ease;
}

#product-info.hidden {
    transform: translateX(100%);
}

#back-button {
    padding: 10px 15px;
    background-color: #333;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-bottom: 20px;
}

#back-button:hover {
    background-color: #555;
}

#loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 20px;
    border-radius: 5px;
}