\*Stile Test Integrali Indefiniti*\
        body { font-family: Arial, sans-serif; margin: 30px; }
        .container { display: flex; gap: 50px; }
        .questions, .answers { flex: 1; }
        .question { margin-bottom: 25px; padding: 15px; border: 1px solid #ddd; border-radius: 5px; }
        select { padding: 5px; margin-left: 10px; float: right; }
        .answer-option { padding: 10px; margin-bottom: 15px; border: 1px solid #eee; }
        .answer-letter { font-weight: bold; color: #2c3e50; }
        button { padding: 12px 25px; margin: 20px 10px 0 0; cursor: pointer; background: #3498db; color: white; border: none; border-radius: 4px; }
        button:hover { background: #2980b9; }
        .soluzione { display: none; margin-top: 10px; padding: 15px; background: #f8f9fa; border-radius: 5px; }
        .soluzione-btn { padding: 6px 12px; font-size: 0.9em; background: #28a745; }
    .Stile1 {color: #66CC33}
    .Stile2 {
	color: #FF0000;
	font-size: medium;
	
	}
	.Stile3 {
        color: #0000FF;
		
        text-align: center;
    }

    h1 {
        font-size: larger;
        margin: 0;
        color: #0033FF;
    }
	
	.header-box {
            width: 100%;
            border: 2px dashed #008000;
            box-sizing: border-box;
            padding: 10px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background-color: white;
            min-height: 80px;
        }

    img {
        border: none;
		text-align: center;