Код:
.redactor_color_link:hover {
-webkit-transition: all 0.2s ease;
-moz-transition: all 0.2s ease;
-ms-transition: all 0.2s ease;
-o-transition: all 0.2s ease;
transition: all 0.2s ease;
transform: scale(2,2);
-ms-transform: scale(2,2); /* IE 9 */
-webkit-transform: scale(2,2); /* Safari and Chrome */}