Update typewriter font to Geist Mono and add AWS Community Builder link

Author: sin4ch

index.html

@@ -274,15 +274,15 @@
     }
 
     .typewriter-text {
-      font-family: 'Instrument Serif', serif;
+      font-family: 'Geist Mono', monospace;
       font-size: 48px;
       font-weight: 400;
       color: var(--text-dark);
       line-height: 1.2;
     }
 
     .typewriter-cursor {
-      font-family: 'Instrument Serif', serif;
+      font-family: 'Geist Mono', monospace;
       font-size: 48px;
       font-weight: 400;
       color: var(--text-dark);
@@ -816,7 +816,7 @@
        <section id="about" class="active">
         <div class="section-description about-intro">
           <div class="about-greeting">Hi, I'm <strong>Osinachi</strong>!</div>
-          <div class="about-static">I am a software engineer, developer advocate and AWS Community Builder, passionate about</div>
+          <div class="about-static">I'm a software engineer, developer advocate and <a href="https://builder.aws.com/community/community-builders" target="_blank" rel="noopener">AWS Community Builder</a>, passionate about</div>
           <div class="about-rotating">
             <span class="typewriter-text" id="typewriter-text"></span><span class="typewriter-cursor">|</span>
           </div>