static/shared/button/button.css

/*!
 * Copyright 2021 The Go Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style
 * license that can be found in the LICENSE file.
 */

button:focus:not([disabled]) {
  border-color: var(--color-brand-primary);
  -webkit-box-shadow: var(--focus-box-shadow);
  box-shadow: var(--focus-box-shadow);
  outline: transparent;
}

.go-Button {
  align-items: center;
  background-color: var(--color-button);
  border: 0.0625rem solid transparent;
  border-radius: var(--border-radius);
  color: var(--color-button-text);
  cursor: pointer;
  display: inline-flex;
  font-weight: 500;
  gap: 0.25rem;
}
.go-Button:not(.go-Button--inline) {
  padding: 0.5rem;
}

.go-Button--accented {
  background-color: var(--color-button-accented);
  color: var(--color-button-accented-text);
}
.go-Button--inverted,
.go-Button--text,
.go-Button--inline {
  background-color: var(--color-button-inverted);
  color: var(--color-button-inverted-text);
}
.go-Button--inline {
  background-color: transparent;
}

.go-Button--inverted {
  border: var(--border);
}

.go-Button:hover {
  box-shadow: var(--focus-box-shadow);
  filter: contrast(0.95);
}
.go-Button--inline:hover {
  box-shadow: none;
  text-decoration: underline var(--color-button-inverted-text);
}
.go-Button:focus {
  filter: contrast(0.95);
}
.go-Button--inverted:focus {
  border-color: var(--color-button-inverted-text);
}
.go-Button:active {
  box-shadow: none;
  filter: contrast(0.85);
}

.go-Button:disabled {
  background-color: var(--color-button-disabled);
  box-shadow: none;
  color: var(--color-button-text-disabled);
  cursor: initial;
  filter: none;
  text-decoration: none;
}
.go-Button--accented:disabled {
  background-color: var(--color-button-accented-disabled);
  color: var(--color-button-accented-text-disabled);
}
.go-Button--inverted:disabled,
.go-Button--text:disabled,
.go-Button--inline:disabled {
  background-color: var(--color-button-inverted-disabled);
  color: var(--color-button-inverted-text-disabled);
}
.go-Button--inline:disabled {
  background-color: transparent;
}