discourse/app/assets/stylesheets/common/base/discourse.scss

img.avatar {
  border-radius: 50%;
}

.container {
  @extend .clearfix;
}

.wrap {
  @extend .clearfix;
  margin-right: auto;
  margin-left: auto;
  padding: 0 8px;
  .contents {
    position: relative;
  }
}

.full-width {
  margin-left: 12px;
}

big {
  font-size: 28px;
}

small {
  font-size: 9px;
}

//setting a static limit on big and small prevents nesting abuse


blockquote {
  @include post-aside;
  clear: both;
}

a.no-href {
  cursor: pointer;
}

html {
  height: 100%;
}

body {
  h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: .5rem;
  }

  background-attachment: fixed;
  background-size: cover;
  min-height: 100%;

  @include clearfix;

  button.ok {
    background: $success;
    color: $secondary;
    @include hover {
      background: lighten($success, 10%);
      color: $secondary;
    }
  }
  button.cancel {
    background: $danger;
    color: $secondary;
    @include hover {
      background: lighten($danger, 10%);
      color: $secondary;
    }
  }

  // the default for table cells in topic list
  // is scale-color($primary, $lightness: 50%)
  // numbers get dimmer as they get colder
  .coldmap-high {
    color: dark-light-choose(scale-color($primary, $lightness: 70%), scale-color($secondary, $lightness: 30%)) !important;
  }
  .coldmap-med {
    color: dark-light-choose(scale-color($primary, $lightness: 60%), scale-color($secondary, $lightness: 40%)) !important;
  }
  .coldmap-low {
    color: dark-light-choose(scale-color($primary, $lightness: 50%), scale-color($secondary, $lightness: 50%)) !important;
  }

  #loading-message {
    position: absolute;
    font-size: 2.143em;
    text-align: center;
    top: 120px;
    left: 500px;
    color: $primary;
  }
    .top-space {
    margin-top: 10px;
  }
  ul.breadcrumb {
    margin: 0 10px 0 10px;
  }

  .message {
    @include border-radius-all(8px);
    background-color: $secondary;
    padding: 14px;

    h2 {
      margin-bottom: 20px;
    }
  }

  #footer {
    .container {
      height: 50px;
      .contents {
        padding-top: 10px;
        a[href] {
          color: $secondary;
        }
      }
    }
  }

  .clear-transitions {
    transition:none !important;
  }

  .tip {
    display: inline-block;
    &.good {
      color: $success;
    }
    &.bad {
      color: $danger;
    }
  }

  input[type].invalid {
    background-color: dark-light-choose(scale-color($danger, $lightness: 80%), scale-color($danger, $lightness: -60%));
  }

  .d-editor-input {
    resize: none;
  }

  .avatar-wrapper {
    background-color: $secondary;
    display: inline-block;
    border-radius: 50%;
  }

  .profiler-results.profiler-left {
    top: 60px !important;
  }

  label {
    display: block;
    margin-bottom: 5px;
  }
  input {
    &[type="radio"], &[type="checkbox"] {
      margin: 3px 0;
      line-height: normal;
      cursor: pointer;
    }
    &[type="submit"], &[type="reset"], &[type="button"], &[type="radio"], &[type="checkbox"] {
      width: auto;
    }
  }
  .radio, .checkbox {
    min-height: 18px;
    padding-left: 18px;
  }
  .radio input[type="radio"], .checkbox input[type="checkbox"] {
    float: left;
    margin-left: -18px;
  }
  .controls > {
    .radio:first-child, .checkbox:first-child {
      padding-top: 5px;
    }
  }
  .radio.inline, .checkbox.inline {
    display: inline-block;
    padding-top: 5px;
    margin-bottom: 0;
    vertical-align: middle;
  }
  .radio.inline .radio.inline, .checkbox.inline .checkbox.inline {
    margin-left: 10px;
  }
}

.flex-center-align {
  display: flex;
  align-items: center;
}

.unread-private-messages {
  color: $secondary;
  background: $success;
  &.badge-notification[href] {color: $secondary;}
}

.ring-backdrop-spotlight {
  position: absolute;
  width: 80px;
  height: 80px;
  top: -18px;
  right: -18px;
  background-image: radial-gradient(40px at 50% 50% , transparent 95%, $primary 100%);
  opacity: 0.85;
}

.ring-backdrop {
  position: absolute;
  width: 80px;
  height: 80px;
  top: -18px !important;
  right: -18px !important;
  box-shadow: 0 0 0 9999px rgba($primary, 0.85);
  z-index: 1040;
}

.ring-first-notification {
  position: absolute;
  color: $secondary;
  text-align: left;
  right: 70px;
  top: 60px;
  width: 230px;
  line-height: 30px;
}

.ring {
  $gradient-start: transparent;
  $gradient-end: #090;
  background: -webkit-radial-gradient($gradient-start, $gradient-end);
  background: -o-radial-gradient($gradient-start, $gradient-end);
  background: -moz-radial-gradient($gradient-start, $gradient-end);
  background: radial-gradient($gradient-start, $gradient-end);
  top: -11px !important;
  right: 23.5px !important;
  border-radius: 100%;
  width: 20px;
  height: 20px;
  -moz-animation-iteration-count: infinite;
  -webkit-animation-iteration-count: infinite;
  -webkit-transform-origin: center;
  -moz-animation-duration: 3s;
  -webkit-animation-duration: 3s;
  -moz-animation-name: ping;
  -webkit-animation-name: ping;
}

@-webkit-keyframes ping {
  from {
    $scale: 0.25;
    transform: scale($scale);
    -ms-transform: scale($scale);
    -webkit-transform: scale($scale);
    -o-transform: scale($scale);
    -moz-transform: scale($scale);
    opacity: 1;
  }
  to {
    $scale: 2;
    transform: scale($scale);
    -ms-transform: scale($scale);
    -webkit-transform: scale($scale);
    -o-transform: scale($scale);
    -moz-transform: scale($scale);
    opacity: 0;
  }
}

.fade {
  opacity: 0;
  transition: opacity 0.15s linear;
}

.fade.in {
  opacity: 1;
}

@-webkit-keyframes rotate-forever {
  0% {
    -webkit-transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
  }
}
@keyframes rotate-forever {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.inline-spinner {
  display: inline-block;
  margin: 0;
}

.spinner {
  margin: 20px auto 20px auto;
  position: relative;
  -webkit-animation: rotate-forever 1s infinite linear;
  animation: rotate-forever 1s infinite linear;
  height: 30px;
  width: 30px;
  border: 4px solid dark-light-diff($primary, $secondary, 50%, -50%);
  border-right-color: transparent;
  border-radius: 50%;

  &.small {
    width: 10px;
    height: 10px;
    margin: 0;
    display: inline-block;
  }
}

.content-list {

  h3 {
    color: dark-light-diff($primary, $secondary, 50%, -20%);
    font-size: 1.071em;
    padding-left: 5px;
    margin-bottom: 10px;
  }

  ul {
    list-style: none;
    margin: 0;

    li:first-of-type {
      border-top: 1px solid dark-light-diff($primary, $secondary, 90%, -60%);
    }
    li {
      border-bottom: 1px solid dark-light-diff($primary, $secondary, 90%, -60%);
    }

    li a {
      display: block;
      padding: 10px;
      color: $primary;

      &:hover {
        background-color: dark-light-diff($primary, $secondary, 90%, -60%);
        color: $primary;
      }

      &.active {
        font-weight: bold;
        color: $primary;
      }
    }
  }
}

// don't wrap relative dates, we want
//
// Jul 26, '15
//
// not
//
// Jul
// 26,
// '15
//
span.relative-date {
  white-space:nowrap;
}

@keyframes background-fade-highlight {
  0% {
    background-color: dark-light-diff($tertiary, $secondary, 85%, -65%);
  }
  100% {
    background-color: transparent;
  }
}