components/sass/button.scss

.button {
  display: inline-block;
  position: relative;
  white-space: nowrap;
  text-decoration: none;
  font-weight: 400;
  cursor: pointer;

  &:disabled {
    opacity: 0.5;
  }
}

.button--primary,
.button--secondary,
.button--alt,
.button--link {
  border-radius: var(--border-radius);
}

.button--primary,
.button--secondary {
  height: var(--height-button);
  border-radius: var(--border-radius);
  padding: var(--spacing-s) var(--spacing-m);
  line-height: 1.2;

  &:not(:last-of-type) {
    margin-right: var(--spacing-s);
  }
}

.button--primary {
  background-color: var(--color-button-primary-bg);
  color: var(--color-button-primary-text);

  &:hover {
    color: var(--color-button-primary-hover-text);
    background-color: var(--color-button-primary-bg-hover);
  }
}

.button--secondary {
  background-color: var(--color-button-secondary-bg);
  color: var(--color-button-secondary-text);

  &:hover {
    background-color: var(--color-button-secondary-bg-hover);
  }
}

.button--alt {
  color: var(--color-text);

  &:hover {
    text-decoration: underline;
  }
}

.button--icon {
  width: 5rem;
  height: 5rem;
  background-repeat: no-repeat;
  background-size: 50%;
  border-radius: 50%;
  transition: background-color 0.2s;
  background-color: var(--color-primary);

  &:hover {
    background-color: var(--color-button-primary-bg-hover);
  }

  &.button--play {
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink'%3E %3Cg stroke='white' stroke-width='2' fill='white' fill-rule='evenodd' stroke-linejoin='round'%3E %3Cpolygon points='5 21 5 3 21 12'/%3E %3C/g%3E %3C/svg%3E");
    background-position: calc(50% + 0.1rem) center;
  }

  &.button--view {
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink'%3E %3Cg stroke='white' stroke-width='2' fill='none' fill-rule='evenodd'%3E %3Cpath d='M2, 12 C2, 12 5, 5 12, 5 C19, 5 22, 12 22, 12 C22, 12 19, 19 12, 19 C5, 19 2, 12 2, 12 Z' stroke-linejoin='round'/%3E %3Ccircle cx='12' cy='12' r='3'/%3E %3Cpath d='M12, 5 L12, 3' stroke-linecap='round'/%3E %3Cpath d='M18, 6.5 L19, 5' stroke-linecap='round'/%3E %3Cpath d='M21, 10 L22.5, 9' stroke-linecap='round'/%3E %3Cpath d='M1.5, 10 L3, 9' stroke-linecap='round' transform='translate(2.250000, 9.500000) scale(1, -1) translate(-2.250000, -9.500000)'/%3E %3Cpath d='M5, 6.5 L6, 5' stroke-linecap='round' transform='translate(5.500000, 5.750000) scale(-1, 1) translate(-5.500000, -5.750000)'/%3E %3C/g%3E %3C/svg%3E");
    background-position: center calc(50% + 0.1rem);
  }
}

.button--link {
  color: var(--color-link);
  transition: color 0.2s;
  word-break: break-all;

  &:hover {
    text-decoration: underline;
    color: var(--color-link-hover);
  }
}