.btn-vamos {
  background-color: #30a953;
  border-color: #20823d;
}
.btn-primary:hover, .btn-primary:active, .btn-primary.hover {
background-color: #20823d;
}
.btn-primary.focus, .btn-primary:focus {
  background-color: #20823d;
}
.btn-primary:active:focus {
  background-color: #20823d;
}
.head-color {
  color: #30a953;
}