body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    background-color: #0b0c10;
    color: #c5c6c7;
    font-family: Arial, sans-serif;
}

h2 {
    font-size: 2.5rem;
    color: #66fcf1;
    text-align: center;
}

.tabs {
    display: flex;
    margin-bottom: 20px;
}

/* Updated styles for #btn and tab buttons */
#btn, .tab-button {
    background-color: #66fcf1; /* Updated background color */
    color: #0b0c10;
    padding: 15px 30px;
    font-size: 1.2rem;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
    border-radius: 25px; /* Rounded corners */
    margin: 0 5px; /* Adding space between buttons */
}

#btn {
    background-color: #45a29e; /* Different background color for the start button */
}

.tab-button:hover, .tab-button.active {
    background-color: #1f2833; /* Dark background when hovering */
    color: #66fcf1; /* Text color on hover */
}

.tab-content {
    display: none;
}

/* Container for the content */
.container {
    text-align: center;
    background-color: #1f2833;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 500px;
}

/* Input container for the chat message input field */
.input-container {
    display: flex;
    margin-top: 20px;
}

.input-container input {
    padding: 10px;
    font-size: 1rem;
    border-radius: 5px 0 0 5px;
    border: none;
    width: 80%;
}

.input-container button {
    background-color: #66fcf1;
    color: #0b0c10;
    font-weight: bold;
    border: none;
    padding: 10px;
    font-size: 1rem;
    border-radius: 0 5px 5px 0;
    cursor: pointer;
}

/* Chat container for displaying messages */
.chat-container {
    background-color: #1f2833;
    padding: 20px;
    width: 90%;
    max-width: 500px;
    border-radius: 10px;
    margin-top: 20px;
    height: 300px;
    overflow-y: auto;
    font-size: 1rem;
}

/* Message styles for user and Jarvis */
.chat-container div {
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 5px;
    color: #0b0c10;
    font-weight: bold;
}

.user-msg {
    background-color: #45a29e;
}

.jarvis-msg {
    background-color: #66fcf1;
}