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

body {
    font-family: 'Arial', sans-serif;
    background-color: #f9f9f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.main-container {
    width: 100%;
    max-width: 600px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
    overflow: hidden;
}

/* Header Styling */
header {
    margin-bottom: 20px;
}

header h1 {
    font-size: 1.8rem;
    color: #333;
}

header p {
    font-size: 1rem;
    color: #666;
    margin-top: 10px;
    line-height: 1.5;
}

/* Chat Container */
.chat-container {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 400px;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    background-color: #fafafa;
}

.chat-box {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
    background-color: #fff;
    border-bottom: 1px solid #ddd;
}

.chat-box::-webkit-scrollbar {
    width: 8px;
}

.chat-box::-webkit-scrollbar-thumb {
    background-color: #ccc;
    border-radius: 4px;
}

.message {
    padding: 10px 15px;
    margin-bottom: 10px;
    border-radius: 20px;
    width: fit-content;
    max-width: 80%;
}

.user-message {
    background-color: #4CAF50;
    color: #fff;
    margin-left: auto;
}

.bot-message {
    background-color: #f1f1f1;
    color: #333;
    margin-right: auto;
}

/* Input Container */
.input-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background-color: #fff;
}

.input-container input {
    width: 80%;
    padding: 10px;
    font-size: 1rem;
    border: 1px solid #ddd;
    border-radius: 20px;
    outline: none;
    transition: all 0.3s ease;
}

.input-container input:focus {
    border-color: #4CAF50;
}

.input-container button {
    width: 15%;
    padding: 10px;
    font-size: 1rem;
    border: none;
    border-radius: 20px;
    background-color: #4CAF50;
    color: #fff;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.input-container button:hover {
    background-color: #45a049;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .main-container {
        width: 95%;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .chat-box {
        padding: 10px;
    }

    .input-container input {
        width: 75%;
    }

    .input-container button {
        width: 20%;
    }
}