Differences From Artifact [4a47d295a1]:

• File src/default.css — part of check-in [6d676f6eb5] at 2020-12-24 20:18:49 on branch trunk — Initial impl of buttons to load older chat messages. The UI code is a bit more involved than might seem necessary, but is so largely because it needs to avoid UI/ajax race conditions. (user: stephan size: 34414)

To Artifact [66a5152ad7]:

• File src/default.css — part of check-in [b12d69d9f4] at 2020-12-24 22:07:40 on branch trunk — chat message deletion: admins now have both delete local and delete global options, in case they want to remove something from local view without deleting it for all users. (user: stephan size: 34592)

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  font-family: monospace;
  font-size: 0.8em;
  text-align: left;
  opacity: 0.8;
  display: flex;
  flex-direction: column;
  align-items: stretch;

}
body.chat .chat-message-popup > span { white-space: nowrap; }
body.chat .chat-message-popup > .toolbar {
  padding: 0.2em;
  margin: 0;
  border: 2px inset rgba(0,0,0,0.3);
  border-radius: 0.25em;







}

body.chat .load-msg-toolbar  {
  border-radius: 0.25em;
  padding: 0.1em 0.2em;
}
body.chat .load-msg-toolbar.all-done {

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  font-family: monospace;
  font-size: 0.8em;
  text-align: left;
  opacity: 0.8;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 0.25em;
}
body.chat .chat-message-popup > span { white-space: nowrap; }
body.chat .chat-message-popup > .toolbar {
  padding: 0.2em;
  margin: 0;
  border: 2px inset rgba(0,0,0,0.3);
  border-radius: 0.25em;
  display: flex;
  flex-direction: row;
  justify-content: stretch;
  flex-wrap: wrap;
}
body.chat .chat-message-popup > .toolbar > button {
  flex: 1 1 auto;
}

body.chat .load-msg-toolbar  {
  border-radius: 0.25em;
  padding: 0.1em 0.2em;
}
body.chat .load-msg-toolbar.all-done {