gatherer/css: fix overflow+margins

gatherer/assets/style.css

@@ -65,9 +65,10 @@ main {
 }
 
 article {
-    margin: 2rem 0;
+    margin: 2rem 0.5rem;
     border-radius: 0.7rem;
-    padding: 0.5rem 1rem;
+    padding: 0.5rem 0;
+    max-width: 100%;
 }
 article h2 {
     max-width: 100%;
@@ -94,6 +95,7 @@ section h3 {
     display: inline-block;
     margin: 0;
     padding: 1rem 0.5rem;
+    overflow: hidden;
     color: #FFF;
     font-size: 250%;
     font-weight: normal;