.visualizer-container{position:relative;width:100%;height:calc(100vh - 100px)}.visualization-canvas{width:100%;height:100%}.start-button{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:10;padding:12px 24px;background-color:#e719be;color:rgb(0,0,0);border:none;border-radius:8px;font-size:18px;cursor:pointer;transition:all .3s ease}.start-button:hover{background-color:#ff1dd2;background-size:50px;font-size:30px}.fade-in{opacity:0;transition:opacity 1s ease-in-out}.fade-in.visible{opacity:1}.fade-in.delay{transition-delay:.5s}