homework/chat-server/chat/index.css

.in {
  width: 100%;
  font-size: 30px;
}

#btn {
  margin-bottom: 10px;
}

#chatMessage,
#oldMessage {
  padding: 0 10px;
  display: flex;
  flex-direction: column-reverse;
}

#persone {
  background: #535353;
  color: white;
  margin-bottom: 10px;
}

#nick-message {
  display: block;
  padding: 5px;
  font-size: 20px;
}

#nick-message:last-child {
  padding-left: 100px;
}

footer {
  background: #101279;
  width: 200px;
  height: 200px;
  border-radius: 20px;
  position: absolute;
  left: calc(50% - 100px);
  top: calc(50% - 100px);
  position: fixed;
  display: none;
}

.edit-delete {
  display: block;
  font-size: 25px;
  text-decoration: none;
  padding: 10px;
  text-align: center;
  font-weight: bold;
  color: white;
  transition: all 0.5s;
}

.edit-delete:hover {
  color: yellow;
}

#editMessage {
  padding-top: calc(50% - 40px);
}

#image-file {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  float: left;
}