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

.chat-left {
   background-color: lightgreen;
   float: left;
   border-radius: 30% 30% 30% 0%;
}

.chat-right {
   background-color: lightblue;
   float: right;
   border-radius: 30% 30% 0% 30%;
}

.image {
 max-width: 95%; 
}

body{
   background-image: url("https://projects.codecraftworks.com/web/3X5jRdIxo89eLRy5baRY/assets/whats app back.jpg");
}