body {
    font-family: sans-serif;
    text-align: center;
    margin-top: 10%;
    background-image: url('/aesthetic-chromebook-blue-outer-space-wollqvt52dxa1d2z.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: white;
}

body::before {
    content: "";
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.4);
    z-index: -1;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    background-color: #007bff;
    color: white;
    transition: all 0.3s ease;
}

button:hover {
    background-color: #0056b3;
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.fixed-btn {
    position: fixed;
    top: 10px;
    right: 10px;
}

.modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.3);
    z-index: 1000;
    color: black;
}

h1 { font-size: 4rem; }
h2 { font-size: 3rem; }