signal-desktop/stylesheets/_index.scss

// Copyright 2015-2021 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only

#app-container {
  height: 100%;
}

.conversation-stack,
.inbox,
.no-conversation-open {
  height: 100%;
  overflow: hidden;
  position: relative;
}

.scrollable {
  height: 100%;
  overflow: auto;
}

.no-conversation-open {
  display: flex;
  flex-direction: column;
  text-align: center;
  justify-content: center;
  align-items: center;
}

.conversation-stack {
  flex-grow: 1;
}

.conversation.placeholder {
  text-align: center;
  user-select: none;

  .container {
    height: 100%;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .content {
    display: inline-block;
  }

  h3 {
    font-size: large;
  }
}