body{font-family:Arial;margin-top:0;margin-bottom:0}.send-button,.clear-button{padding:12px 20px;margin-left:10px;border:none;border-radius:10px;font-size:15px;cursor:pointer}.send-button{background-color:#198754;color:#fff}.clear-button{background-color:#e6e6e6}.chat-input{padding:12px 15px;border-radius:10px;border-width:1px;font-size:15px;flex-grow:1}.chat-input-container{display:flex;margin-bottom:60px}.chat-message-user{display:flex;justify-content:end;align-items:start}.chat-message-robot{display:flex;align-items:start}.chat-message-text{background-color:#eee;padding:15px 20px;border-radius:10px;margin-right:10px;margin-left:10px;margin-bottom:20px;max-width:300px}.chat-message-profile{width:45px}.chat-message-time{font-size:14px;color:#7d7d7d;margin-top:5px}.chat-messages-container{flex-grow:1;margin-top:20px;scrollbar-width:none;overflow-y:auto;-ms-overflow-style:none;-webkit-overflow-scrolling:touch;padding-right:1px}.chat-messages-container::-webkit-scrollbar{display:none}.welcome-message{text-align:center;color:#787878}.loading-img{height:40px;margin:-15px}.app-container{max-width:600px;margin-left:auto;margin-right:auto;height:100vh;display:flex;flex-direction:column}