ul{
  list-style: none;
}

.jumbotron{
  background: linear-gradient(0deg,#fff,transparent),
              url('https://placeimg.com/1000/500/tech') no-repeat center;
  background-size:  cover;
}

.title-letter{
  	font-family: 'Megrim', cursive;
    font-weight: bold;
}

:target, .highlight:hover{
  box-shadow: 0px 0px 10px 15px rgba(0,0,0, .4);
}

.highlight{
  border: 1;
}

.social-media-contact a::after{
  margin: 10px;
  display: inline-block;  /* you need to put this, that way you can modify the shape of the element */
  width: 25px;
  height: 25px;
  border-radius: 50%;
}

.instagram::after{
  content: url(./media/instagram.svg);
}
.facebook::after{
  content: url(./media/facebook.svg);
}
.twitter::after{
  content: url(./media/twitter.svg);
}