It’s the header holding your menu:
<header class="style137">
<div class="d-flex justify-content-between align-items-center">
<section>
<div id="menu_hype_container" class="HYPE_document menu style117" style="width: 45px; height: 40px; overflow: hidden;" dmx-on:click="openmenu.setValue(openmenu.value == 1 ? 0 : 1)">
<script type="text/javascript" charset="utf-8" src="menu.hyperesources/menu_hype_generated_script.js?61359"></script>
</div>
</section>
<img src="assets/scatbagslogo.svg" class="style135">
<img src="assets/bag_empty.svg" class="style136">
</div>
<div is="dmx-animate" id="animate1" showEffect="slideInLeft" hideEffect="slideOutLeft" dmx-bind:visible="openmenu.value == 1" dmx-bind:showduration="800">
<div class="d-flex justify-content-start style138 flex-column">
<button id="btn1" class="btn scatfontmenu">HOME</button>
<button id="btn2" class="btn scatfontmenu">SHOP</button>
<button id="btn3" class="btn scatfontmenu">SCATULATOR</button>
<button id="btn4" class="btn scatfontmenu">FAQ</button>
<button id="btn5" class="btn scatfontmenu">ABOUT</button>
<button id="btn6" class="btn scatfontmenu">CONTACT</button>
<button id="btn7" class="btn scatfontmenu">MY ACCOUNT</button>
</div>
</div>
</header>
It would make it a lot easier to add meaningful classes to your elements when styling them, so that it’s easier to understand which element are you referring to. Example - instead of leaving it empty - enter a class name like header-top
as explained here: