@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');

body {
    font-family: 'Poppins', sans-serif;
    background-color: #0d1117;
    color: #e6edf3;
    text-align: center;
    margin: 0;
    padding: 0;
}

header {
    padding: 20px;
    background-color: #161b22;
    box-shadow: 0 4px 10px rgba(255, 255, 255, 0.1);
}

table {
    width: 90%;
    margin: 20px auto;
    border-collapse: collapse;
    background-color: #161b22;
    border-radius: 10px;
    overflow: hidden;
}

th, td {
    padding: 15px;
    border-bottom: 1px solid #30363d;
}

th {
    background-color: #21262d;
    color: #58a6ff;
}

.up {
    color: #1fdf64;
}

.down {
    color: #f85149;
}

footer {
    margin-top: 20px;
    padding: 15px;
    background-color: #161b22;
    box-shadow: 0 -4px 10px rgba(255, 255, 255, 0.1);
}

a {
    color: #ffcc00;
    text-decoration: none;
}

.crypto-container {
    max-height: 500px;
    overflow-y: auto;
}