.text-center {
  text-align: center;
}
.button-primary,
.button-primary:focus,
.button-primary:active {
  color: #fff;
  background-color: #2980b9;
  border-color: #2980b9;
}
.button-primary:hover {
  color: #fff;
  background-color: #2573a7;
  border-color: #2573a7;
}
.button-success,
.button-success:focus,
.button-success:active {
  color: #fff;
  background-color: #27ae60;
  border-color: #27ae60;
}
.button-success:hover {
  color: #fff;
  background-color: #239d56;
  border-color: #239d56;
}
.button-info,
.button-info:focus,
.button-info:active {
  color: #fff;
  background-color: #3498db;
  border-color: #3498db;
}
.button-info:hover {
  color: #fff;
  background-color: #258bcf;
  border-color: #258bcf;
}
.button-warning,
.button-warning:focus,
.button-warning:active {
  color: #fff;
  background-color: #f39c12;
  border-color: #f39c12;
}
.button-warning:hover {
  color: #fff;
  background-color: #e08e0b;
  border-color: #e08e0b;
}
.button-danger,
.button-danger:focus,
.button-danger:active {
  color: #fff;
  background-color: #c0392b;
  border-color: #c0392b;
}
.button-danger:hover {
  color: #fff;
  background-color: #ad3327;
  border-color: #ad3327;
}
.button.button-block {
  width: 100%;
}