session-desktop/stylesheets/_global.scss

* {
  box-sizing: border-box;
}

html {
  height: 100%;
  border: solid 1px #ccc;
}

body {
  position: relative;
  height: 100%;
  width: 100%;
  margin: 0;
  font-family: $roboto;
  font-size: 14px;
}

.clearfix:before,
.clearfix:after {
  display: table;
  content: " ";
}
.clearfix:after {
  clear: both;
}

.hide {
  display: none;
}

#header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1;
  height: $header-height;
  line-height: 24px;
  color: #f2f2f2;
  box-shadow: 0 -4px 3px 4px rgba(darken($header-color, 30%), 0.8);
  background-color: $header-color;
  -webkit-app-region: drag;

  button {
    -webkit-app-region: no-drag;
    color: inherit;
    background-color: $blue;

    &:hover {
      background-color: rgba(darken($blue, 10%), 0.8);
    }
  }
}

.window-controls {
  float: right;
}

.title-text {
  display: block;
  text-align: center;
  height: $header-height;
  line-height: $header-height;
  font-family: $roboto-light;
}

.title-bar button {
  width: $header-height;
  height: $header-height;
  line-height: $header-height;
  padding: 0;
  border: 0;
  outline: 0;
}

button { cursor: pointer; }

button.back {
  float: left;
  background: $header-color url('/images/back.png') no-repeat center center;

  & + .title-text {
    text-indent: -$header-height;
  }
}

.menu {
  position: relative;
  float: left;
  height: 36px;
  padding-right: 8px;

  .hamburger {
    width: 36px;
    background: url('/images/menu.png') no-repeat center;
  }
  .menu-list {
    display: none;
    position: absolute;
    color: $grey_d;

    top: 100%;
    left: 0;
    margin: 0;
    padding: 0;
    border: solid 1px $blue;
    background-color: white;
    box-shadow: 0 4px 3px 0px rgba(darken($blue, 30%), 0.8);

    li {
      display: block;
      white-space: nowrap;

      a {
        cursor: pointer;
        display: block;
        padding: 5px 15px 5px 10px;

        &:hover {
          background-color: $grey_l;
        }
      }

    }
  }
}

.file-input {
  position: relative;
  margin-right: 10px;
  cursor: pointer;

  .thumbnail {
    width: 36px;
    height: 36px;
  }
  .paperclip {
    width: 36px;
    height: 36px;
    background: url('/images/paperclip.png') no-repeat;
    background-size: 90%;
    background-position: center 6px;
  }

  input[type=file] {
    display: none;
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    top: 0;
    left: 0;
    cursor: pointer;
    z-index: 1;
  }

  .close {
    font-family: sans-serif;
    color: white;
    position: absolute;
    top: 0;
    right: -8px;
    cursor: default;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    padding: 0px;

    background: #666;
    color: #fff;
    text-align: center;
  }
}

img.emoji {
   height: 1em;
   width: 1em;
   margin: 0 .05em 0 .1em;
   vertical-align: -0.1em;
}

.avatar {
  display: inline-block;
  height: 44px;
  width: 44px;
  background: $grey_l url('/images/default.png') no-repeat center;
  border-radius: 50%;
  background-size: cover;
  vertical-align: middle;
}

.new-group-update-form {
  background: white;

  .group-avatar {
    float: left;
  }

  .group-default {
    position: relative;
    display: inline-block;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: $grey_l url('/images/group_default.png') no-repeat center;

  }

  .file-input .thumbnail,
  img {
    height: 54px;
    width: 54px;
    border-radius: (54px / 2);
  }

  .thumbnail:after {
    content: '';
    position: absolute;
    height: 0;
    width: 0;
    bottom: 0;
    right: 0;
    border-bottom: 10px solid $grey;
    border-left: 10px solid transparent;
  }

  input.name {
    padding: 0.5em;
    border: solid 1px #ccc;
    border-width: 0 0 1px 0;
    width: calc(100% - 64px);
  }

}

.title-bar .check {
  float: right;
  background: url('/images/check.png') no-repeat center center;
}

.contact {
  position: relative;
  padding: 12px;
  background: white;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
  overflow: hidden;

  &::after {
    content: '';
    position: absolute;
    right: 16px;
    bottom: 0;
    height: 1px;
    width: calc(100% - 12px - 54px - 2 * 8px - 16px);
    background: #eee;
  }

  &:hover {
    background: #f8f8f8;
  }

  &:last-child {
    box-shadow: 0 1px 3px rgba(#aaa, 0.8);

    &::after {
      display: none;
    }
  }

  .contact-details {
    vertical-align: top;
    display: inline-block;
    margin: 4px 0 0 8px;
  }

  .contact-name {
    margin: 0;
    font-size: 1em;
    font-weight: 400;
  }

}

.recipients-input {

  .recipients-container {
    background-color: white;
    padding: 2px;
    border-bottom: 1px solid #f2f2f2;
    line-height: 24px;
  }

  .recipient {
    display: inline-block;
    margin: 0 2px 2px 0;
    padding: 0 5px;
    border-radius: 10px;
    background-color: $blue;
    color: white;

    &.error {
      background-color: #f00;
    }

    .remove {
      margin-left: 5px;
      padding: 0 2px;
    }
  }

  .contact {
    .number {
      display: inline-block;
    }

    .last-message, .last-timestamp {
      display: none;
    }

    .number {
      color: $grey;
      font-size: small;
    }
  }

}

.attachment-preview {
  width: 100%;
  height: 100%;
  background: white;

  img {
    width: 100%;
  }

}