Improved visits section so that charts are grouped in sub tabs

src/short-urls/CreateShortUrl.scss

@@ -1,12 +1,5 @@
 @import '../utils/base';
 
-.create-short-url__save-btn {
-  @media (max-width: $xsMax) {
-    width: 100%;
-    display: block;
-  }
-}
-
 .create-short-url .form-group:last-child,
 .create-short-url p:last-child {
   margin-bottom: 0;

src/short-urls/CreateShortUrl.tsx

@@ -197,7 +197,7 @@ const CreateShortUrl = (
           outline
           color="primary"
           disabled={shortUrlCreationResult.saving || isEmpty(shortUrlCreation.longUrl)}
-          className="create-short-url__save-btn"
+          className="btn-xs-block"
         >
           {shortUrlCreationResult.saving ? 'Creating...' : 'Create'}
         </Button>