body {
    font-family: Arial;
}

.nbutton {
    display: inline-block;
    text-align: center;
    background: black;
    border: none;
    border-radius: 20px;
    color: white;
    padding: 12px 30px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 15px gray;
    transition: background 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
}

.nbutton:hover {
    background: black;
    box-shadow: 0 6px 20px black;
}

.nbutton:active {
    transform: translateY(2px);
    box-shadow: 0 3px 10px black;
}

.hbutton {
    display: inline-block;
    text-align: center;
    background: black;
    border: none;
    border-radius: 10px;
    color: white;
    padding: 2px 10px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 15px gray;
    transition: background 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
}

.hbutton:hover {
    background: black;
    box-shadow: 0 6px 20px black;
}

.hbutton:active {
    transform: translateY(2px);
    box-shadow: 0 3px 10px black;
}

textarea { margin-top: 30px; }