.btn {
  border-radius: 4px;
  background-color: #f4511e;
  border: none;
  color: #FFFFFF;
  text-align: center;
  font-size: 20px;
  padding: 5px;
  
  transition: all 0.5s;
  cursor: pointer;
  margin: 5px;
}

.btn span {
  cursor: pointer;
  display: inline-block;
  position: relative;
  transition: 0.5s;
}

.btn span:after {
  content: '»';
  position: absolute;
  opacity: 0;
  top: 0;
  right: -20px;
  transition: 0.5s;
}

.btn:hover span {
  padding-right: 25px;
}

.btn:hover span:after {
  opacity: 1;
  right: 0;
}


.tilt {
  -webkit-transition: all 0.5s ease;
     -moz-transition: all 0.5s ease;
       -o-transition: all 0.5s ease;
      -ms-transition: all 0.5s ease;
          transition: all 0.5s ease;
}
 
.tilt:hover {
  -webkit-transform: rotate(-10deg);
     -moz-transform: rotate(-10deg);
       -o-transform: rotate(-10deg);
      -ms-transform: rotate(-10deg);
          transform: rotate(-10deg);
}