I have removed the outer tab block to reveal the issue. You can comeback and see.
The container is from Stackable plugin. The whole code is something like this:
<div class="ugb-container__side"><div class="ugb-container__content-wrapper ugb-34a71d2-content-wrapper">
<figure class="wp-block-gallery alignwide columns-1 is-cropped"><ul class="blocks-gallery-grid"><li class="blocks-gallery-item cboxElement"><figure><a href="https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?ssl=1"><img src="https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=938%2C391&ssl=1" alt="18 Remy issues orders" data-id="2978" data-full-url="https://xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png" data-link="https://xn--qucu-hr5aza.cc/lam-sao-de-khong-cam-thay-ngai-khi-hanh-dong/18-remy-issues-orders/#main" class="wp-image-2978 jetpack-lazy-image jetpack-lazy-image--handled" data-recalc-dims="1" srcset="https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=1024%2C427&ssl=1 1024w, https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=300%2C125&ssl=1 300w, https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=768%2C320&ssl=1 768w, https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=1536%2C640&ssl=1 1536w, https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?w=1920&ssl=1 1920w" data-lazy-loaded="1" sizes="(max-width: 938px) 100vw, 938px" title="" style=""><noscript><img src="https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=938%2C391&ssl=1" alt="18 Remy issues orders" data-id="2978" data-full-url="https://xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png" data-link="https://xn--qucu-hr5aza.cc/lam-sao-de-khong-cam-thay-ngai-khi-hanh-dong/18-remy-issues-orders/#main" class="wp-image-2978" srcset="https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=1024%2C427&ssl=1 1024w, https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=300%2C125&ssl=1 300w, https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=768%2C320&ssl=1 768w, https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?resize=1536%2C640&ssl=1 1536w, https://i1.wp.com/xn--qucu-hr5aza.cc/wp-content/uploads/2020/05/18-Remy-issues-orders.png?w=1920&ssl=1 1920w" sizes="(max-width: 938px) 100vw, 938px" data-recalc-dims="1" /></noscript></a></figure></li></ul></figure>
<div class="wp-block-advgb-adv-tabs advgb-tabs-wrapper advgb-tab-horz-desktop advgb-tab-vert-tablet advgb-tab-stack-mobile advgb-tabs-62b08081-1279-4323-83a3-1249283d337f" data-tab-active="0"><ul class="advgb-tabs-panel"><li class="advgb-tab advgb-tab-active" style="background-color:#e0e0e0;border-style:solid;border-width:1px;border-radius:10px"><a href="#advgb-tabs-tab0" style="color:#fff"><span><img draggable="false" role="img" class="emoji" alt="????" src="https://s.w.org/images/core/emoji/12.0.0-1/svg/1f1fb-1f1f3.svg"></span></a></li><li class="advgb-tab" style="background-color:#e0e0e0;border-style:solid;border-width:1px;border-radius:10px"><a href="#advgb-tabs-tab1" style="color:#fff"><span><img draggable="false" role="img" class="emoji" alt="????" src="https://s.w.org/images/core/emoji/12.0.0-1/svg/1f1fa-1f1f8.svg"></span></a></li></ul><div class="advgb-tab-body-wrapper" style="color:#000000;border-style:solid;border-width:1px;border-radius:10px">
<div class="wp-block-advgb-tab advgb-tab-body-container"><div class="advgb-tab-body-header header-active" style="background-color: rgb(224, 224, 224); color: rgb(255, 255, 255);"><img draggable="false" role="img" class="emoji" alt="????" src="https://s.w.org/images/core/emoji/12.0.0-1/svg/1f1fb-1f1f3.svg"></div><div class="advgb-tab-_8cc34c-52 advgb-tab-body" aria-labelledby="advgb-tabs-tab0" style="display: block;">
<p><strong>Remy:</strong> ??i ba s? lo x? ly cá. ??i b?n, ?? quay. ??i n?m, th?t n??ng. ??i sáu, n??c x?t. T?t c? vào v? trí. Nhanh, nhanh, nhanh!</p>
</div></div>
<div class="wp-block-advgb-tab advgb-tab-body-container"><div class="advgb-tab-body-header" style="background-color: rgb(224, 224, 224); color: rgb(255, 255, 255);"><img draggable="false" role="img" class="emoji" alt="????" src="https://s.w.org/images/core/emoji/12.0.0-1/svg/1f1fa-1f1f8.svg"></div><div class="advgb-tab-_f271d6-d0 advgb-tab-body" aria-labelledby="advgb-tabs-tab1" style="display: none;">
<p><strong>Remy: </strong>Team three will be handling fish. Team four, roasted items. Team five, grill. Team six, sauces. Get to your stations. Let’s go, go, go!</p>
</div></div>
</div></div>
<h1>??</h1>
<p>Con trai th? l?nh t?t nhiên s? th?a h??ng t? ch?t ch? huy ??</p>
</div></div>