next-ucap-messenger/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss

@charset 'utf-8';
$line-basic:1px solid #dddddd;
@mixin ellipsis($row) {
  overflow: hidden;
  text-overflow: ellipsis;
  @if $row == 1 {
    display: block;
    white-space: nowrap;
    word-wrap: normal;
  } @else if $row >= 2 {
    display: -webkit-box;
    -webkit-line-clamp: $row;
    -webkit-box-orient: vertical;
    word-wrap: break-word;
  }
}
:host {
  display: flex;
  width: 100%;
  height: 100%;
  flex: 1;

  .container {
    width: 100%;
    height: 100%;

    .chat-toolbar {
      height: 70px;
      min-height: 70px;
      border-bottom: $line-basic;
      background-color:#ffffff;
      .chat-header{
        width:100%;
        .responsive-chats-button {
          padding: 0;
          width: 40px;
          height: 40px;
          border-radius: 50%;
          background-color: #252525;
          color: #efefef;
          font-size: 16px;
          font-weight: 100;
          line-height: 40px;
        }
        .room-name{
          font-size:16px;
          padding:0 10px;
          @include ellipsis(1)
        }
        .room-option{
          width:100px;
          margin-left:auto;
        }
      }
    }

    .chat-content {
      background: transparent;
      overflow: auto;
      -webkit-overflow-scrolling: touch;

      .file-drop-zone-container {
        position: relative;

        .file-drop-zone {
          position: absolute;
          border: 2px solid gray;
          background-color: white;
          width: 600px;
          height: 150px;
          bottom: 0px;
          margin: auto;
          left: 0px;
          right: 0px;
        }
      }
    }
  }
}