JSFiddle - React, Tailwind, and code Playground

HTML

<div class="trapezeG">
</div>

CSS

.trapezeG {
  position: absolute;
  left: 214px;
  top: 120px;
  width: 1px;
  height: 70px;
  border: 1px solid #069;
  border-color: transparent transparent transparent #000000;
  border-width: 32px;
  transform: rotate(180deg);
}