List of classes and custom elements in missing.css

classes.css

/* components */
.box
.titlebar
.breadcrumbs
.chip
.navbar
.permalink-anchor
.sidebar
.sub-title
sub-title
.tool-bar /* rename? */

/* utilities */
.vh
v-h
.allcaps
.monospace
.list-of-links a
.textcolumns
.center
.container
.fullbleed
.padding
.padding-block
.padding-inline
.margin
.margin-block
.margin-inline
.inline
.block
.contents
.table
.row
.rows > *
.fixed
.sticky
.top
.right
.bottom
.left


/* colorways */
.plain
.info
.ok
.warn
.bad

/* colorway props */
.color
.bg
.border

/* density */
.airy
.dense
.crowded
.packed
.autodensity

/* flex containers */
.f-row
.f-col
.f-switch

/* single-prop utilities */
.justify-content\:start
.justify-content\:end
.justify-content\:baseline
.justify-content\:center
.justify-content\:stretch
.align-items\:start
.align-items\:end
.align-items\:baseline
.align-items\:center
.align-items\:stretch
.align-self\:start
.align-self\:end
.align-self\:baseline
.align-self\:center
.align-self\:stretch
.flex-grow\:0
.flex-grow\:1
.flex-grow\:2
.flex-grow\:3
.flex-grow\:4
.flex-grow\:5
.flex-grow\:6
.flex-grow\:7
.flex-grow\:8
.flex-grow\:9
.flex-grow\:10
.flex-grow\:11
.flex-grow\:12
.all\:initial
.text-align\:center
.float\:left
.float\:right
.overflow\:auto
.overflow\:scroll


/* masquerades */
.\<button\>
.\<h1\>
.\<h2\>
.\<h3\>
.\<h4\>
.\<h5\>
.\<h6\>

{ --:-- }