.contactanos{
    height: 20px;
    white-space: nowrap;
    padding: 12px 24px;
    background: #2eb82e;
    color: white;
    border-radius: 0px 50px 50px 0px;
    position: fixed;
    top: 50%;
    z-index: 9999;
    text-decoration: none;
}

.icono{
    margin-right: 20px;
}

#imagen-pipetas {
    padding-top: 75px;
    height: 100%;
    width: 100%;
}

@media only screen and (max-width: 600px) {
  #imagen-pipetas {
    padding-top: 75px;
    height: 300px;
    width: 100%;
  }
}