font-family: 'Roboto', sans-serif;
.botonazul {
  -webkit-transition-duration: 0.4s; /* Safari */
  transition-duration: 0.4s;
  background-color: #89C9C7;
  
}
.botonazul:hover {
  background-color: #F0BD46; /* azul */
  color: white;
  width: 250px;
  height: 50px;
}