Issuses with tabs

Hello, i have 3 tabs, whats mean in one tab is Featured products, next Bestselling products, tabs is from bootstrap, and now in first is featured products, display very beutiful, but if i press on Best selling products everything shows wrong, dont show image, css is not working… I think i know where is problem, but how i can do it right, bcs this div
<div class=”slick-track” style=”opacity: 1; width: 0px; transform: translate3d(0px, 0px, 0px);”>
shows width 0….

Anyone can help?