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  Additional terms, permissive or non-permissive, may be stated in the
form of a separately written license, or stated as exceptions;
the above requirements apply either way.

  8. Termination.

  You may not propagate or modify a covered work except as expressly

box-shadow: 0 0 0 $input-focus-width rgba($color, .25);\n      }\n\n      ~ .#{$state}-feedback,\n      ~ .#{$state}-tooltip {\n        display: block;\n      }\n    }\n  }\n\n\n  .form-control-file {\n    .was-validated &:#{$state},\n    &.is-#{$state} {\n      ~ .#{$state}-feedback,\n      ~ .#{$state}-tooltip {\n        display: block;\n      }\n    }\n  }\n\n  .form-check-input {\n    .was-validated &:#{$state},\n    &.is-#{$state} {\n      ~ .form-check-label {\n        color: $color;\n      }\n\n  ...