Style updates + truthy/falsy content udpate

_sass/modules/_base.scss

@@ -87,6 +87,7 @@ h1 {
 h2 {
   font-size: 1.5em;
   text-decoration: underline;
+  margin-top: $spacing-unit;
 }
 
 h3 {

_sass/modules/_buttons.scss

@@ -5,11 +5,12 @@
   padding: $spacing-unit/4 $spacing-unit/2;
   width: 200px;
   border-radius: 4px;
+  text-decoration: none;
 
   &:hover {
     background: $color-blue-4;
-    text-decoration: none;
     cursor: pointer;
+    text-decoration: none;
   }
 }
 

_sass/modules/_layout.scss

@@ -12,7 +12,7 @@ $wrapper-width: 800px;
   width: 100%;
 }
 
-.content__list {
+.content {
   max-width: $wrapper-width;
   margin: 0 auto;
   padding: 0 $spacing-unit;