Update styles

style.css

@@ -2,27 +2,31 @@ body {
     font-family: Arial, sans-serif;
     margin: 20px;
     padding: 0;
-    background-color: #f9f9f9;
+    background-color: #1e1e1e;
     text-align: center;
 }
 
 h1 {
-    color: #333;
+    color: orangered;
 }
 
 textarea, button {
     padding: 10px;
     margin: 10px;
-    border: 1px solid #ccc;
+    border: 1px solid #333;
     border-radius: 5px;
     font-size: 16px;
 }
 
 textarea {
-    /* width: 300px; */
     color: orangered;
 }
 
+textarea::selection {
+    background-color: orangered;
+    color: white;
+}
+
 button {
     background-color: orangered;
     color: #fff;