.main{display:flex;flex-direction:column;justify-content:space-between;align-items:center;height:90vh;font-family:Arial,Helvetica,sans-serif}.message{max-width:60%;padding:8px 12px;margin:6px 0;border-radius:10px}.message.left{background:#e3e3e3;align-self:flex-end}.message.right{background:#cce5ff;align-self:flex-start}.header{display:flex;align-items:center;gap:20px}.messages-container{padding-bottom:50px;display:flex;flex-direction:column}