* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
}

.chat-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 300px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.chat-header {
    background-color: #007bff;
    color: white;
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 16px;
}

.chat-body {
    height: 400px;
    display: flex;
    flex-direction: column;
}

.chat-messages {
    flex-grow: 1;
    padding: 15px;
    overflow-y: auto;
}

.message {
    margin-bottom: 10px;
    padding: 8px 12px;
    border-radius: 15px;
    max-width: 80%;
    word-wrap: break-word;
}

.user-message {
    background-color: #007bff;
    color: white;
    margin-left: auto;
}

.bot-message {
    background-color: #f1f1f1;
    margin-right: auto;
}

.chat-input {
    padding: 10px;
    display: flex;
    border-top: 1px solid #eee;
}

#user-input {
    flex-grow: 1;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 20px;
    margin-right: 8px;
    outline: none;
}

#send-message {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
}

#send-message:hover {
    background-color: #0056b3;
}