Pill with ring

Pill with ring: a CSS button. Copy the rules, or the prompt that rebuilds it.

pilloutlinering-hoverrounded

CSS
.btn-019 {
  font: 600 14px/1 system-ui,sans-serif;
  color: #1e293b;
  background: #fff;
  border: 1px solid #cbd5e1;
  border-radius: 999px;
  padding: 11px 22px;
  cursor: pointer;
  box-shadow: 0 0 0 0 rgba(30,41,59,0);
  transition: box-shadow .2s,border-color .2s
}
.btn-019:hover {
  border-color: #1e293b;
  box-shadow: 0 0 0 4px rgba(30,41,59,.12)
}
.btn-019:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(30,41,59,.35);
  border-color: #1e293b
}
.btn-019:active {
  background: #f1f5f9
}
HTML
<button class="btn-019">Explore</button>
Prompt

A white pill button with a 1px #cbd5e1 border and slate text #1e293b, 14px semibold, 11px by 22px padding. On hover the border darkens to #1e293b and a 4px translucent slate ring (12%) fades in around it. Focus shows the same ring at 35%. Active background #f1f5f9.