/* General Styles */
body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-color: #000;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

/* Container for content */
.container {
    text-align: center;
    max-width: 600px;
    width: 100%;
}

/* Heading and Tagline */
h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.tagline {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: #aaa;
}

/* Value Display Section */
.value-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.coin-value {
    font-size: 2rem;
    margin: 0 20px;
}

/* Buttons */
.button {
    padding: 15px 30px;
    font-size: 1.2rem;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
    color: white;
}

.buy {
    background-color: #28a745;
}

.buy:hover {
    background-color: #218838;
}

.sell {
    background-color: #dc3545;
}

.sell:hover {
    background-color: #c82333;
}