Fix marging and broken link

	modified:   assets/styles.css
	modified:   download.html

Author: Jose Ramos Mendez

assets/styles.css

@@ -148,16 +148,16 @@ header {
 
 .hero {
   max-width: 1100px;
-  margin: 0 auto;
-  padding: 4rem 1.5rem 2rem;
+  margin: 0 auto 2.5rem;
+  padding: 4rem 1.5rem 3rem;
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
   gap: 1.5rem;
 }
 
 .floating-banner {
   max-width: 720px;
-  margin: -1rem auto 2rem;
+  margin: 0 auto 2.5rem;
   background: rgba(32, 171, 76, 0.12);
   border: 1px solid rgba(46, 160, 67, 0.4);
   border-radius: 999px;

download.html

@@ -50,7 +50,7 @@ <h4>Docker Image</h4>
             <p>
               Pull the ready-to-run container from Docker Hub for reproducible environments and CI pipelines.
             </p>
-            <p><a href="https://hub.docker.com/repository/docker/opentopas/opentopas/general" target="_blank" rel="noopener">Docker Hub repository →</a></p>
+            <p><a href="https://hub.docker.com/r/opentopas/opentopas" target="_blank" rel="noopener">Docker Hub repository →</a></p>
           </article>
 
           <article class="card link-card" data-href="https://ucsf.app.box.com/folder/262804016737?s=x4hdonmehd90t9aosxibxru12abkrx2s" tabindex="0">