body {
  min-height: 1450px;
}

.bubble {
max-width: 45%;
  margin: 2%;
  padding: 15px 20px;
  clear: both;
}

.chat-left {
background-color: #90D5FF;
  float: left;
  border-radius: 40% 40% 40% 0;
}

.chat-right {
background-color: #FFC067;
  float: right;
  border-radius: 40% 40% 0% 40%;
}

.birthday {
max-width: 95%;
  border-radius: 70px;
}

.cake {
max-width: 95%;
  border-radius: 100px;
}