Improvements to preview textarea and about modal

webapp/sass/components/_modal.scss

@@ -39,6 +39,38 @@
         }
     }
 
+    .padding-top {
+        padding-top: 7px;
+
+        &.x2 {
+            padding-top: 14px;
+        }
+
+        &.x3 {
+            padding-top: 21px;
+        }
+    }
+
+    .padding-bottom {
+        padding-bottom: 7px;
+
+        &.x2 {
+            padding-bottom: 14px;
+        }
+
+        &.x3 {
+            padding-bottom: 21px;
+        }
+
+        .control-label {
+            font-weight: 600;
+
+            &.text-left {
+                text-align: left;
+            }
+        }
+    }
+
     .custom-textarea {
         border-color: $light-gray;
         color: inherit;