inate-bg-image: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path fill='none' stroke='#{$form-check-input-indeterminate-color}' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='M6 10h8'/></svg>") !default;
$form-check-input-disabled-opacity: .5 !default;
$form-check-label-disabled-opacity: $form-check-input-disabled-opacity !default;
$form-check-btn-check-disabled-opacity: $btn-disabled-opacity !default;
$form-check-inline-margin-end: 1rem !default;
