body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f8f9fa;
    color: #343a40;
    text-align: center;
}

.container {
    padding: 20px;
    max-width: 800px;
    margin: auto;
}

h1 {
    margin-bottom: 20px;
}

#btc-updates {
    text-align: left;
    margin-top: 20px;
}

.entry {
    background: #ffffff;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 10px;
    margin: 10px 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}