feat: align education and achievement sections

src/components/MilestonesSection.tsx

@@ -2,7 +2,7 @@
 
 import React from 'react';
 import Image from 'next/image';
-import { ArrowUpRight } from 'lucide-react';
+import { ExternalLink } from 'lucide-react';
 import { milestones } from '@/data/milestones';
 import styles from './MilestonesSection.module.css';
 
@@ -56,7 +56,7 @@ export const MilestonesSection: React.FC = () => {
                     rel="noopener noreferrer"
                   >
                     <span>View certificate</span>
-                    <ArrowUpRight size={16} />
+                    <ExternalLink size={20} strokeWidth={2.25} />
                   </a>
                 </div>
               </div>