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<abbr> .active .align-items-{start|center|end} .align-self-{start|center|end} aria-pressed="true"
.bg-{color} <blockquote> .blockquote .blockquote-footer .border .border-{top|right|bottom|left} .border-0 .border-{top|right|bottom|left}-0 .border-{primary|secondary|success|danger|warning|info|light|dark|white} .btn .btn-block .btn-group .btn-group-toggle .btn-{lg|sm} .btn-{lignt|dark} .btn-link .btn-outline-{light|dark} .btn-outline-{primary|secondary} .btn-outline-{success|info|warning|danger} .btn-{primary|secondary} .btn-{success|info|warning|danger}
.cliarfix .close <code> .col .col-form-label-{sm|lg} .col-{n} .col-{sm|md|lg|xl} .col-{sm|md|lg|xl}-{n} .container .container-fluid .custom-select
.d-block .d-{value} .d-{sm|md|lg|xl}-{value} .d-print-{value} <del> disabled data-toggle="button" data-toggle="buttons" .display-{n}
<em>
.float-{left|right} .font-weight-{bold|normal|light} .font-weight-italic .footer .form-check .form-check-inline .form-check-input .form-check-label .form-control .form-control-file .form-control-plaintext .form-control-{sm|lg} .form-control-range .form-group .form-inline .form-row
.h1~.h6 .hidden
.img-fluid .img-thumbnail .input-group .input-group-append .input-group-prepend .input-group-text <ins> .invisible
.justify-content-{start|center|end} .justify-content-{around|between}
<kbd>
.lead .list-inline .list-inline-item .list-unstyled
<mark> .ml-auto .mr-auto .mx-auto .media .media-body
.no-gutters
.order-{n} .order-{sm|md|lg|xl}-{n}
.position-static <pre> .pre-scrollable
.rounded .rounded .rounded-{top|right|bottom|left|circle} .rounded-0 .row
<s> <samp> .show <small> .sr-only .sr-only-forcusable <strong>
.table .table-{active|default|primary|secondary|success|danger|warning|info|light|dark} .table-bordered .table-borderless .table-dark .table-hover .table-responsive .table-responsive-{sm|md|lg|xl} .table-sm .table-striped .text-{color} .text-{left|center|right} .text-justify .text-{lowercase|uppercase|capitalize} .text-monospace .text-nowrap .text-{sm|md|lg|xl}-{left|center|right} .text-truncate .thead-{dark|light}
<u>
<var>
.w-100