move the logic from home.css to extra.css

Signed-off-by: codeEvolveZenith345 <suntiwari3495@gmail.com>

Author: codeEvolveZenith345

docs/stylesheets/extra.css

@@ -671,4 +671,11 @@ a.md-header__button.md-logo img {
   .pipe {
     display: none;
   }
+}
+
+.md-search-result .md-typeset {
+    display: -webkit-box;
+    -webkit-line-clamp: 3;
+    -webkit-box-orient: vertical;
+    overflow: hidden;
 }