CodePen Embed - CSS triangle with some shadow

<div class="triangle center"></div>

.triangle{
   width: 0px;
   height: 0px;
   border-top:40px solid transparent;  
   border-bottom:40px solid transparent;
   border-left:40px solid blue;
   box-shadow: -4px 0px #343434;
}

.center {
  margin: auto;
}

This Pen is owned by Jonathan Søyland-Lier on CodePen.

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