.btn {
  display: inline-block;
  font-family: Arial;
  padding: 10px;
  font-size: 1rem;
  border-radius: 5px;
  cursor: pointer;
}

.btn-primary {
  color: white;
  background: #047afb;
}

.btn-success {
  color: white;
  background: #55a747;
}

.btn-danger {
  color: white;
  background: #dc3c45;
}

.btn-warning {
  color: black;
  background: #f8c133;
}

.btn-sm {
  font-size: 0.75rem !important;
  padding: 5px;
}

.btn-lg {
  font-size: 1.5rem !important;
  padding: 15px;
}

.btn-block {
  display: block;
  width: 100%;
}