edx-platform/lms/static/sass/course/base/_base.scss

body {
  min-width: 980px;
  min-height: 100%;
  background-image: $course-bg-image;
  background-color: $course-bg-color;
}

body, h1, h2, h3, h4, h5, h6, p, p a:link, p a:visited, a, label {
  text-align: left;
  font-family: $sans-serif;
}

table {
  table-layout: fixed;
}

a {
  &:hover {
    color: $pink;
    text-decoration: none !important;
  }
}

.content-wrapper {
  background: none;
  border: none;
}

.container {
  padding: 20px 0 0 0;

  > div {
    display: table;
    table-layout: fixed;
    width: 100%;
    border-radius: 3px;
    border: 1px solid $outer-border-color;
    background: $container-bg;
    @include box-shadow(0 1px 2px rgba(0, 0, 0, 0.05));
  }
}

form {
  label {
    display: block;
  }
}

form.choicegroup {
  label {
    clear: both;
    float: left;
  }
}

textarea,
input[type="text"],
input[type="email"],
input[type="password"] {
  background: $white;
  border: 1px solid $border-color-2;
  @include border-radius(0);
  @include box-shadow(0 1px 0 0 rgba(255,255,255, 0.6), inset 0 0 3px 0 rgba(0,0,0, 0.1));
  @include box-sizing(border-box);
  font: normal 1em $sans-serif;
  height: 35px;
  padding: 5px 12px;
  vertical-align: top;
  -webkit-font-smoothing: antialiased;

  &:last-child {
    margin-right: 0px;
  }

  &:focus {
    border-color: lighten($link-color, 20%);
    @include box-shadow(0 0 6px 0 rgba($blue, 0.4), inset 0 0 4px 0 rgba(0,0,0, 0.15));
    outline: none;
  }
}

label {
  font-weight: normal;
  font-style: normal;
}

input[type="reset"],
input[type="submit"],
input[type="button"],
button,
.button {
  @extend .gray-button;

  form & {
    @extend .gray-button;
  }
}


img {
  max-width: 100%;
}

::selection, ::-moz-selection, ::-webkit-selection {
  background: $selection-color-2;
  color: #fff;
}


.tooltip {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 99999;
  padding: 0 10px;
  border-radius: 3px;
  background: rgba(0, 0, 0, .85);
  font-size: 11px;
  font-weight: 400;
  line-height: 26px;
  color: #fff;
  pointer-events: none;
  opacity: 0;
  @include transition(opacity .1s);

  &:after {
    content: '▾';
    display: block;
    position: absolute;
    bottom: -14px;
    left: 50%;
    margin-left: -7px;
    font-size: 20px;
    color: rgba(0, 0, 0, .85);
  }
}

.test-class {
  border: 1px solid #f00;
}

.site-status {
  display: block;
}

.toast-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 99999;
  max-width: 350px;
  padding: 15px 20px 17px;
  border-radius: 3px;
  border: 1px solid $border-color-3;
  background: -webkit-linear-gradient(top, rgba(255, 255, 255, .1), rgba(255, 255, 255, 0)) rgba(30, 30, 30, .92);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .3), 0 1px 0 rgba(255, 255, 255, .1) inset;
  font-size: 13px;
  color: #fff;
  opacity: 0;
  -webkit-transition: all .2s;

  p, span {
    color: #fff;
  }

  strong {
    display: block;
    margin-bottom: 10px;
    font-size: 16px;
    font-weight: 700;
    text-align: center;
  }

  .close-btn {
    position: absolute;
    top: 0;
    right: 0;
    width: 27px;
    height: 27px;
    font-size: 22px;
    font-weight: 700;
    line-height: 25px;
    color: #aaa;
    text-align: center;

    .close-icon {
      font-size: 16px;
      font-weight: 700;
    }
  }

  .action-btn {
    @include dark-grey-button;
    margin-top: 10px;
    text-align: center;
  }
}