initial public release.

src/index.css

@@ -0,0 +1,78 @@
+:root {
+  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
+  line-height: 1.5;
+  font-weight: 400;
+
+  color-scheme: dark;
+  color: rgba(255, 255, 255, 0.87);
+  background-color: #1e1e1e;
+
+  font-synthesis: none;
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+* {
+  margin: 0;
+  padding: 0;
+  box-sizing: border-box;
+}
+
+html, body {
+  height: 100%;
+  width: 100%;
+  overflow: hidden;
+}
+
+body {
+  margin: 0;
+  display: flex;
+  min-width: 100vw;
+  min-height: 100vh;
+}
+
+#root {
+  width: 100%;
+  height: 100%;
+}
+
+button {
+  border-radius: 3px;
+  border: 1px solid transparent;
+  padding: 0.3em 0.6em;
+  font-size: 1em;
+  font-weight: 500;
+  font-family: inherit;
+  background-color: #1a1a1a;
+  cursor: pointer;
+  transition: border-color 0.25s;
+}
+
+button:hover {
+  border-color: #646cff;
+}
+
+button:focus,
+button:focus-visible {
+  outline: 2px auto rgba(100, 108, 255, 0.5);
+}
+
+input[type="range"] {
+  -webkit-appearance: none;
+  appearance: none;
+  background: #3a3a3a;
+  height: 4px;
+  border-radius: 2px;
+  outline: none;
+  }
+
+input[type="range"]::-webkit-slider-thumb {
+  -webkit-appearance: none;
+  appearance: none;
+  width: 10px;
+  height: 10px;
+  background: #e0e0e0;
+  border-radius: 50%;
+  cursor: pointer;
+}