cloud-run-websockets/chat-with-sessions/public/index.css

html, body {
  height: 100%;
}

body {
  text-align: center;
  font-family: 'Roboto';
  margin: 0;
  padding-top: 0.1px;
}

.page-wrap {
  min-height: 100%;
  margin-bottom: -50px; 
}

.page-wrap:after {
  content: "";
  display: block;
}

.site-footer, .page-wrap:after {
  height: 50px; 
}

.name,
.room {
  display: flex;
  width: 300px;
  margin: 20px auto;
}

.button-container {
  display: flex;
  justify-content: flex-end;
  width: 300px;
  margin: auto;
}

.button-container button {
  margin: 3px;
}

#messages { 
  list-style-type: none; 
  margin: 0; 
  padding: 0; 
}

#messages li { 
  padding: 5px 10px; 
}

#messages li:nth-child(odd) { 
  background: #dedede; 
}

#chatroom {
  margin: 30px; 
  margin-bottom: 80px;
  padding: 5px;
}

#chat { 
  padding: 3px; 
  position: fixed; 
  bottom: 0; 
  width: 100%; 
}
#chat label { 
  width: 80%;
}

#chat .button-container { 
  display: inline-flex;
  width: auto;
}