.timer-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background:linear-gradient(45deg,#f0f,#0ff,#ff0,#f0f);background-size:400% 400%;animation:colorwave 10s ease infinite;color:#000;text-align:center;font-family:Courier New,Courier,monospace}@keyframes colorwave{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.timer-display{font-size:5rem;margin-bottom:2rem;text-shadow:0 0 5px rgba(0,0,0,.5)}.timer-controls button{background-color:transparent;border:2px solid black;color:#000;padding:1rem 2rem;margin:.5rem;font-size:1.5rem;cursor:pointer;transition:all .3s ease;min-width:150px;border-radius:10px}.timer-controls button:hover{background-color:#000;color:#fff;box-shadow:0 0 10px #00000080}.timer-controls button:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 480px){.timer-display{font-size:3rem}.timer-controls button{font-size:1rem;padding:.8rem 1.5rem}}:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}