body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #282c34;
    font-family: Arial, sans-serif;
}

.chat-container {
    width: 350px;
    height: 500px;
    background: #fff;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
}

header {
    background: #0077b6;
    color: #ffffff;
    padding: 10px;
    font-size: 18px;
    text-align: center;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
}

#chatbox {
    flex-grow: 1;
    padding: 10px;
    overflow-y: auto;
}

.botText, .userText {
    margin-bottom: 5px;
    border-radius: 20px;
    padding: 10px 15px;
    max-width: 80%;
    line-height: 1.5;
}

.botText {
    background-color: #f1f1f1;
    align-self: flex-start;
}

.userText {
    background-color: #0077b6;
    color: white;
    align-self: flex-end;
}

.input-area {
    padding: 10px;
    display: flex;
    background: #f1f1f1;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}

input[type="text"] {
    flex-grow: 1;
    border: none;
    padding: 10px;
    border-radius: 20px;
}

button {
    border: none;
    background-color: #0077b6;
    color: white;
    padding: 10px 15px;
    margin-left: 10px;
    border-radius: 20px;
    cursor: pointer;
}

input:focus, button:focus {
    outline: none;
}

button:hover {
    background-color: #005f87;
}