body {
    background-color: #000000;
    background-image: url('https://geocities.institute');
    background-repeat: repeat;
    color: #FFFF00; /* Giallo accecante */
    font-family: "Comic Sans MS", "Times New Roman", sans-serif;
    text-align: center;
    margin: 10px;
}

table.forum-table {
    border: 6px ridge #FF0000; /* Bordo rosso 3D spessissimo */
    background-color: #000080; /* Sfondo blu scuro */
    width: 90%;
    max-width: 800px;
    margin: 15px auto;
}

th {
    background-color: #FF00FF; /* Intestazione fucsia */
    color: white;
    font-size: 22px;
    border: 3px inset white;
    padding: 10px;
}

td {
    border: 2px inset #00FFFF;
    padding: 15px;
}

input[type="text"], textarea {
    background-color: #FFFFFF;
    color: #000000;
    border: 4px inset #888888;
    font-family: "Courier New", monospace;
    font-weight: bold;
    font-size: 16px;
    padding: 5px;
}

.bottone-invia {
    background-color: #C0C0C0;
    color: #000000;
    border-top: 3px solid #FFF;
    border-left: 3px solid #FFF;
    border-bottom: 3px solid #000;
    border-right: 3px solid #000;
    font-family: "Comic Sans MS", sans-serif;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    padding: 8px 15px;
}

.bottone-invia:active {
    border-top: 3px solid #000;
    border-left: 3px solid #000;
    border-bottom: 3px solid #FFF;
    border-right: 3px solid #FFF;
}

.singolo-messaggio {
    background: #111111;
    border: 2px dashed #00FF00;
    padding: 10px;
    margin-bottom: 10px;
    text-align: left;
}

.lampeggia {
    animation: blinker 0.6s linear infinite;
}
@keyframes blinker {
    50% { opacity: 0; }
}