.button {
  font-family: 'Open Sans', Arial, Helvetica, sans-serif;
  display: inline-block;
  border-radius: 40px;
  background-color: #0caedf;
  border: 3px solid #19305c;
  color: #FFFFFF;
  text-align: center;
  font-size: 150%;
  font-weight: bold;
  padding: 20px;
  width: 40%;
  transition: all 0.5s;
  cursor: pointer;
  margin: 5px;
}

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

.button span:after {
  content: '\00bb';
  position: absolute;
  opacity: 0;
  top: 0;
  right: -20px;
  transition: 0.5s;
}

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

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

.button2 {
  border-radius: 15px;
  background-color: #F2AF2E;
  border:  3px solid #19305c;
  color: #000;
  text-align: center;
  font-size: 100%;
  font-weight: bold;
  padding: 12px;
  width: 30%;
  transition: all 0.5s;
  cursor: pointer;
  margin: 5px;
}

.button2 span {
  cursor: pointer;
  display: inline-block;
  position: relative;
  transition: 0.5s;
}

.button2 span:after {
  content: '\00bb';
  position: absolute;
  opacity: 0;
  top: 0;
  right: -20px;
  transition: 0.5s;
}

.button2:hover span {
  padding-right: 25px;
}

.button2:hover span:after {
  opacity: 1;
  right: 0;
}