Cleanup styling, added global styling

src/assets/scss/main.scss

@@ -25,6 +25,7 @@ h4,
 h5,
 h6 {
   font-family: GentiumPlus, serif;
+  color: $white;
 }
 
 p, 
@@ -34,6 +35,24 @@ a,
 button,
 label {
   font-family: Arial, sans-serif;
+  color: $white;
+}
+
+button, input {
+  border: none;
+  background-color: transparent;
+}
+
+button {
+  text-align: center;
+  &.btn-purple {
+    background-color: rgba($purple, 0.75);
+    border: rgba($white, 0.35) 1px solid;
+
+    &:hover {
+      background-color: rgba($lilac, 0.75);
+    }
+  }
 }
 
 button:hover {