{\n > .form-control:not(:last-child),\n > .custom-select:not(:last-child),\n > .custom-file:not(:last-child) .custom-file-label,\n > .custom-file:not(:last-child) .custom-file-label::after {\n @include border-right-radius(0);\n }\n }\n\n &.has-validation {\n > .form-control:nth-last-child(n + 3),\n > .custom-select:nth-last-child(n + 3),\n > .custom-file:nth-last-child(n + 3) .custom-file-label,\n > .custom-file:nth-last-child(n + 3) .custom-file-label::after {\n...

flex-start;\n}\n\n.btn-toolbar .input-group {\n width: auto;\n}\n\n.btn-group > .btn:not(:first-child),\n.btn-group > .btn-group:not(:first-child) {\n margin-left: -1px;\n}\n\n.btn-group > .btn:not(:last-child):not(.dropdown-toggle),\n.btn-group > .btn-group:not(:last-child) > .btn {\n border-top-right-radius: 0;\n border-bottom-right-radius: 0;\n}\n\n.btn-group > .btn:not(:first-child),\n.btn-group > .btn-group:not(:first-child) > .btn {\n border-top-left-radius: 0;\n border-bottom-left-radius: 0;\n}\n\n....