Prevent textarea overflow

package.json

@@ -1,6 +1,6 @@
 {
     "name": "converter",
-    "version": "1.5.1",
+    "version": "1.5.2",
     "description": "Convert numbers to and from various bases.",
     "author": "Florine W. Dekker",
     "browser": "dist/bundle.js",

src/main/css/main.css

@@ -16,6 +16,7 @@
 
 #inputs textarea {
     display: block;
+    max-width: 100%;
     width: 25em;
     height: 100%;
 }