.checkbox {
  padding: 6px;
  border-radius: 4px;
  border: 1px solid #eaeaea;
  cursor: pointer;
  color: #666;
  width: 37px;
  margin: 0;
}

.checkbox.unchecked:before {
  font-family: FontAwesome;
  font-size: 14px;
  content: "\f096";
  display: inline-block;
  vertical-align: middle;
  padding-left: 3px;
  margin-left: 3px;
}

.checkbox.checked:before {
  font-family: FontAwesome;
  font-size: 14px;
  content: "\f046";
  display: inline-block;
  vertical-align: middle;
  padding-left: 3px;
  margin-left: 3px;
}

.checked.checked {
  color: #18bc9c;
}

.red-checkbox {
  color: red;
}