Resolve "Create Start Workflow Execution Page"

Closes #39 (closed)

src/assets/main.css

@@ -3,6 +3,10 @@ body {
     background: #181818;
 }
 
+.fs-0 {
+    font-size: 3.5rem;
+}
+
 .top-toast {
     top: 4rem;
 }