body {
    font-family: Arial, sans-serif;
    background-color: #0f172a;
    color: white;
    text-align: center;
}

.container {
    width: 80%;
    margin: auto;
    padding: 20px;
}

h1 {
    color: #38bdf8;
}

.student {
    background: #1e293b;
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 20px;
}

button {
    background-color: #22c55e;
    color: black;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
}

button:hover {
    background-color: #16a34a;
}

#output {
    margin-top: 20px;
    background: #020617;
    padding: 15px;
    border-radius: 10px;
    text-align: left;
}