Update results.less

More gap between search results increase the readability. Currently, the result page is just filled with text.

searx/static/themes/oscar/less/logicodev/results.less

 // default formating of results
 .result-default, .result-code, .result-torrent, .result-videos, .result-map {
     clear: both;
-    padding: 2px 4px;
+    padding: 1em 4px;
     &:hover{
         background-color: @dim-gray;
     }