styles.css

body {
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
    background-color: #1e1e1e;
    color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.chat-container {
    width: 400px;
    max-width: 90%;
    background-color: #2e2e2e;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
}

.chat-header {
    padding: 20px;
    background-color: #3e3e3e;
    border-bottom: 1px solid #4e4e4e;
}

.chat-header h2 {
    margin: 0;
    font-size: 18px;
    color: #ffffff;
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background-color: #1e1e1e;
}

.message {
    margin-bottom: 15px;
    padding: 10px 15px;
    border-radius: 20px;
    max-width: 80%;
    word-wrap: break-word;
    animation: fadeIn 0.5s;
}

.user-message {
    background-color: #007bff;
    align-self: flex-end;
    color: #ffffff;
}

.bot-message {
    background-color: #444444;
    align-self: flex-start;
    color: #ffffff;
}

.chat-input {
    padding: 15px;
    background-color: #3e3e3e;
    border-top: 1px solid #4e4e4e;
    display: flex;
}

.chat-input input {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 20px;
    outline: none;
    background-color: #5e5e5e;
    color: #ffffff;
    margin-right: 10px;
    transition: background-color 0.3s ease;
}

.chat-input input:focus {
    background-color: #6e6e6e;
}

.chat-input button {
    padding: 10px 15px;
    border: none;
    border-radius: 20px;
    background-color: #007bff;
    color: #ffffff;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.chat-input button:hover {
    background-color: #0056b3;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}