<div class="triangle">
  <div class="triangle__section">
    <div class="triangle__box"><img src="http://ewigkeit.ucoz.club/filterImage/userpic_43.jpg" alt="" /></div>
    <div class="triangle__box"><img src="http://ewigkeit.ucoz.club/filterImage/userpic_43.jpg" alt="" /></div>
    <div class="triangle__box"><img src="http://ewigkeit.ucoz.club/filterImage/userpic_43.jpg" alt="" /></div>
    <div class="triangle__box"><img src="http://ewigkeit.ucoz.club/filterImage/userpic_31.jpg" alt="" /></div>
  </div>
  <div class="triangle__section margin-top">
    <div class="triangle__box"><img src="http://ewigkeit.ucoz.club/filterImage/userpic_31.jpg" alt="" /></div>
    <div class="triangle__box"><img src="http://ewigkeit.ucoz.club/filterImage/userpic_31.jpg" alt="" /></div>
    <div class="triangle__box"><img src="http://ewigkeit.ucoz.club/filterImage/userpic_31.jpg" alt="" /></div>
  </div>

</div>
.triangle {
  margin: 0 30px;
  max-width: 900px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.triangle__section {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-flow: row nowrap;
}

.triangle__box {
  width: 200px;
  position: relative;
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  margin: 10px;
}

.triangle img {
  max-width: 100%;
}

.margin-top {
  margin-top: -110px;
}

External CSS

  1. https://moonpresence.site/moonpresence/foundation/css/base.css

External JavaScript

This Pen doesn't use any external JavaScript resources.