Anthony Platanios, Anush Elangovan, arixlin, Armen Donigian, ArtëM Sobolev,
Atlas7, Ben Barsdell, Bill Prin, Bo Wang, Brett Koonce, Cameron Thomas, Carl
Thomé, Cem Eteke, cglewis, Changming Sun, Charles Shenton, Chi-Hung, Chris
Donahue, Chris Filo Gorgolewski, Chris Hoyean Song, Chris Tava, Christian Grail,
Christoph Boeddeker, cinqS, Clayne Robison, codrut3, concerttttt, CQY, Dan

and\n// 3) support HTML5 form validation.\n\n.input-group-prepend,\n.input-group-append {\n  display: flex;\n\n  // Ensure buttons are always above inputs for more visually pleasing borders.\n  // This isn't needed for `.input-group-text` since it shares the same border-color\n  // as our inputs.\n  .btn {\n    position: relative;\n    z-index: 2;\n\n    &:focus {\n      z-index: 3;\n    }\n  }\n\n  .btn + .btn,\n  .btn + .input-group-text,\n  .input-group-text + .input-group-text,\n  .input-group-text...

and\n// 3) support HTML5 form validation.\n\n.input-group-prepend,\n.input-group-append {\n  display: flex;\n\n  // Ensure buttons are always above inputs for more visually pleasing borders.\n  // This isn't needed for `.input-group-text` since it shares the same border-color\n  // as our inputs.\n  .btn {\n    position: relative;\n    z-index: 2;\n\n    &:focus {\n      z-index: 3;\n    }\n  }\n\n  .btn + .btn,\n  .btn + .input-group-text,\n  .input-group-text + .input-group-text,\n  .input-group-text...