discourse/app/assets/stylesheets/components/buttons.css.scss

@import "foundation/variables";
@import "foundation/mixins";

// --------------------------------------------------
// Buttons
// --------------------------------------------------

// Base
// --------------------------------------------------

.btn {
  display: inline-block;
  outline: 0;
  margin: 0;
  padding: 6px 12px;
  font-weight: 500;
  font-size: 14px;
  line-height: 18px;
  text-align: center;
  cursor: pointer;
  @include border-radius-all(4px);
  &:active {
    text-shadow: none;
  }
  &[disabled] {
    cursor: default;
    opacity: 0.4;
  }
  .icon {
    margin-right: 7px;
  }
}

// Default button
// --------------------------------------------------

.btn {
  border: 1px solid rgba($black, 0.3);
  color: $btn-default-color;
  text-shadow: 0 1px 0 $white;
  @include linear-gradient($white, $btn-default-background-color);
  @include box-shadow(inset 0 -1px 2px rgba($black, 0.2));
  &[href] {
    color: $btn-default-color;
  }
  &:hover,
  &:focus {
    @include linear-gradient($white, $btn-default-background-color-hover);
    @include box-shadow(none);
  }
  &:active {
    @include linear-gradient($btn-default-background-color, $white);
    @include box-shadow(inset 0 1px 3px rgba($black, 0.2));
  }
  &[disabled] {
    text-shadow: 0 1px 0 $white;
    @include linear-gradient($white, $btn-default-background-color);
    @include box-shadow(inset 0 -1px 2px rgba($black, 0.2));
  }
}

// Primary button
// --------------------------------------------------

.btn-primary {
  border: 1px solid $btn-primary-border-color;
  color: $white;
  text-shadow: 0 1px 0 rgba($black, 0.2);
  font-weight: bold;
  @include linear-gradient($btn-primary-background-color, $btn-primary-background-color-dark);
  @include box-shadow((inset 0 1px 0 rgba($white, 0.33), inset 0 -1px 2px rgba($black, 0.2)));
  &[href] {
    color: $white;
  }
  &:hover,
  &:focus {
    @include linear-gradient($btn-primary-background-color, $btn-primary-background-color-light);
    @include box-shadow(inset 0 1px 0 rgba($white, 0.33));
  }
  &:active {
    @include linear-gradient($btn-primary-background-color-dark, $btn-primary-background-color);
    @include box-shadow(inset 0 1px 3px rgba($black, 0.2));
  }
  &[disabled] {
    text-shadow: 0 1px 0 rgba($black, 0.2);
    @include linear-gradient($btn-primary-background-color, $btn-primary-background-color-dark);
    @include box-shadow((inset 0 1px 0 rgba($white, 0.33), inset 0 -1px 2px rgba($black, 0.2)));
  }
}

// Social buttons
// --------------------------------------------------

.btn-social {
  color: $white;
  text-shadow: 0 1px 0 rgba($black, 0.2);
  @include box-shadow(inset 0 1px 0 rgba($white, 0.1));
  &[href] {
    color: $white;
  }
  &:before {
    margin-right: 7px;
    font-family: zocial;
    line-height: 0.9;
  }
  &.google {
    background: $google;
    &:before {
      content: "G";
    }
  }
  &.facebook {
    background: $facebook;
    &:before {
      content: "f";
    }
  }
  &.twitter {
    background: $twitter;
    &:before {
      content: "T";
    }
  }
  &.yahoo {
    background: $yahoo;
    &:before {
      content: "Y";
    }
  }
}

// Button Sizes
// --------------------------------------------------

// Small

.btn-small {
  padding: 3px 6px;
  font-size: 12px;
  line-height: 16px;
}

// Large

.btn-large {
  padding: 9px 18px;
  font-size: 16px;
  line-height: 20px;
}