<p>Right arrow: <i class="arrow right"></i></p>
<p>Left arrow: <i class="arrow left"></i></p>
<p>Up arrow: <i class="arrow up"></i></p>
<p>Down arrow: <i class="arrow down"></i></p> 
.arrow {
  border: solid black;
  border-width: 0px 3px 3px 0;
  display: inline-block;
  padding: 3px;
}

.right {
  transform: rotate(-45deg);
}

.left {
  transform: rotate(135deg);
}

.up {
  transform: rotate(-135deg);
}

.down {
  transform: rotate(45deg);
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.