JSFiddle - React, Tailwind, and code Playground

HTML

<div class="hexagon1">
  <div class="hexagon-in1">
    <div class="hexagon-in2">
    </div>
  </div>
</div>

CSS

.hexagon1 {
  overflow: hidden;
  visibility: hidden;
  -webkit-transform: rotate(120deg);
  -moz-transform: rotate(120deg);
  -ms-transform: rotate(120deg);
  -o-transform: rotate(120deg);
  transform: rotate(120deg);
  width: 400px;
  height: 200px;
  margin: 0 0 0 -80px;
}

.hexagon-in1 {
    overflow: hidden;
    width: 100%;
    height: 100%;
    -webkit-transform: rotate(-60deg);
    -moz-transform: rotate(-60deg);
    -ms-transform: rotate(-60deg);
    -o-transform: rotate(-60deg);
    transform: rotate(-60deg);
}
    
.hexagon-in2 {
    width: 100%;
    height: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
    background-image: url(http://placekitten.com/240/240);
    visibility: visible;
    -webkit-transform: rotate(-60deg);
    -moz-transform: rotate(-60deg);
    -ms-transform: rotate(-60deg);
    -o-transform: rotate(-60deg);
    transform: rotate(-60deg);
}