Charcoal micro

Charcoal micro: a CSS button. Copy the rules, or the prompt that rebuilds it.

CSS

.btn-008 {
  font: 600 12px/1 system-ui,sans-serif;
  color: #fff;
  background: #374151;
  border: 0;
  border-radius: 4px;
  padding: 7px 12px;
  cursor: pointer;
  transition: background .12s
}
.btn-008:hover {
  background: #4b5563
}
.btn-008:focus-visible {
  outline: 2px solid #374151;
  outline-offset: 2px
}
.btn-008:active {
  background: #1f2937
}

HTML

<button class="btn-008">Save</button>

Prompt

A compact small button, 12px semibold white text on #374151, 4px radius, 7px by 12px padding, no border or shadow. Hover #4b5563, active #1f2937. Focus outline 2px #374151 offset 2px.

Charcoal micro

Same shelf