Update style.css

style.css

@@ -1,28 +1,25 @@
 body {
-	padding: 2rem;
-	font-family: -apple-system, BlinkMacSystemFont, "Arial", sans-serif;
+  font-family: 'Segoe UI', sans-serif;
+  background: #101010;
+  color: #fff;
+  margin: 0;
+  padding: 1.5em;
 }
-
-h1 {
-	font-size: 16px;
-	margin-top: 0;
+header {
+  text-align: center;
+  background: #1e1e1e;
+  padding: 2em;
 }
-
-p {
-	color: rgb(107, 114, 128);
-	font-size: 15px;
-	margin-bottom: 10px;
-	margin-top: 5px;
-}
-
-.card {
-	max-width: 620px;
-	margin: 0 auto;
-	padding: 16px;
-	border: 1px solid lightgray;
-	border-radius: 16px;
-}
-
-.card p:last-child {
-	margin-bottom: 0;
+button {
+  padding: 10px 20px;
+  font-size: 1em;
+  background-color: #0ff;
+  color: black;
+  border: none;
+  border-radius: 4px;
 }
+pre {
+  background: #222;
+  padding: 1em;
+  font-family: monospace;
+}