body { font-family: Arial; background: #f7f7f7; }
.donation-box {
    width: 400px;
    margin: 50px auto;
    background: #fff;
    padding: 25px;
    border-radius: 8px;
}
input, select, button {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
}
button {
    background: #2c7be5;
    color: #fff;
    border: none;
}