div.col-md-2 {
  outline: 1px solid #666666;

}

#result-header, #calc-header {
  outline: none;
}

.all_results {
  display: none;
}
p.error_msg {
  display: none;
  color: red;
  font-style: italic;
}

button.submit {
  padding-left: 30px;
  padding-right: 30px;
  margin-top: 15px;
}