<style>
    #color-ribbons-container {
        width: 100%; height: 100%;
        background-color: #222733; /* 柔和的深蓝灰色 */
        overflow: hidden; position: relative;
    }
    #ribbons-canvas { display: block; position: absolute; top: 0; left: 0; }
</style>
<div id="color-ribbons-container">
    <canvas id="ribbons-canvas"></canvas>
</div>
<script>
(function() {
    const canvas = document.getElementById('ribbons-canvas');
    const layerElement = canvas.closest('.terminal-custom-html-layer