body { font-family: Arial; background:#f7f7f7; }
.box {
    max-width:700px; margin:40px auto; background:#fff; padding:30px;
    border-radius:10px; text-align:center; box-shadow:0 0 10px #ddd;
}
#word-box { padding:20px; border:2px solid #4a90e2; border-radius:8px;
    font-size:18px; margin-bottom:20px; min-height:100px;
}
.btn {
    padding:12px 20px; border:none; background:#4a90e2; color:#fff;
    border-radius:8px; cursor:pointer; font-size:16px;
}
.refresh-button {
    background: #0057ff;
    color: #fff;
    border: none;
    padding: 8px 14px;
    border-radius: 6px;
    cursor: pointer;
    margin-bottom: 10px;
    font-size: 14px;
}
.refresh-button:hover {
    background: #003fcc;
}