Hi, this is the content of my custom.css file:

/* Copyright (C) WarpTheme, http://www.gnu.org/licenses/gpl.html GNU/GPL */

/* ========================================================================
   Use this file to add custom CSS easily
 ========================================================================== */
.offcanvas-menu {
    overflow: auto !important;
}
.top-bar .social ul li a {font-size: 27px;}

but the result does not change