#case1-demo-canvas {
    display: block;
    width: min(100%, 1000px);
    margin: 0 auto;
    margin-top: 40px;
    height: auto;
    border: 0;
    border-radius: 24px;
    background: linear-gradient(180deg, #fff9dd 0%, #ffe7b3 100%);
    box-shadow: 0 18px 40px rgba(68, 41, 0, 0.18);
    cursor: pointer;
}