/* two column flex box as seen on free-graphics.html | html sample below */

* {
  box-sizing: border-box;
}

.flex-container {
  display: flex;
  flex-wrap: wrap;
  font-size: 1.3vw;
}

.flex-item-left {
  padding: 20px;
  flex: 50%;
}

.flex-item-right {
  padding: 20px;
  flex: 50%;
}

/* Responsive layout - makes a one column-layout instead of a two-column layout */
@media (max-width: 800px) {
  .flex-item-right, .flex-item-left {
    flex: 100%;
  }
}

/* html for the style above 

<div class="flex-container">
  <div class="flex-item-left">
left column content here
  </div>
  <div class="flex-item-right">
right column content here
</div>
</div>