.social-icons {
  list-style-type: none;
  margin: 0 50px 20px 0;
  padding: 0;
  width: 300px;
  height: 40px;
}

.tab {
  margin-right: 10px;
  border-radius: 0 0 25px 25px;
  float: left;
}

.screen-reader {
 display:none;
}

.squares .tab {
  background: none;
}

.square {
  padding: 9px 9px;
  width: 40px;
  font-size: 20px;
  text-align: center;
  background: #fff;
}

.fa-facebook.square {
  background-color: #4f5f6c;
  border: 1px solid #4f5f6c;
  color: #fff;
}

.fa-facebook.square:hover {
  background-color: #3B5998;
  border-color: #3B5998;
  color:#fff;
}

.fa-instagram.square {
  background-color: #4f5f6c;
  border: 1px solid #4f5f6c;
  color: #fff;
}

.fa-instagram.square:hover {
  background-color: #E51937;
  border-color: #E51937;
  color: #fff;
}

.fa-dribbble.square {
  background-color: #4f5f6c;
  border: 1px solid #4f5f6c;
  color: #fff;
}

.fa-dribbble.square:hover {
  background-color: #B63B6A;
  border-color: #B63B6A;
  color: #fff;
}

.fa-twitter.square {
  background-color: #4f5f6c;
  border: 1px solid #4f5f6c;
  color: #fff
}

.fa-twitter.square:hover {
  background-color: #43B3E5;
  border-color: #43B3E5;
  color: #fff;
}