{} *{} #IE-warning { display: none; position: fixed; width: 100%; height: 100%; z-index: 9999; background: white; } .IE-warning-message { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); text-align: center; } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background: #f9fafb; color: #111827; margin: 0; padding: 0; } .container { max-width: 700px; margin: auto; padding: 40px 20px; background-color: white; border-radius: 12px; box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06); margin-top: 60px; text-align: center; } h1 { font-size: 1.8em; margin-bottom: 20px; color: #111827; } p { font-size: 1em; line-height: 1.6; margin-bottom: 20px; } .question { display: none; margin-bottom: 30px; } .question.active { display: block; } .answer-btn, .checkbox-option { display: block; background-color: #3b82f6; color: white; border: none; border-radius: 8px; padding: 12px 18px; margin: 10px auto; font-size: 1em; cursor: pointer; width: 80%; transition: background-color 0.3s ease; text-align: left; } .answer-btn:hover { background-color: #2563eb; } .checkbox-option input { margin-right: 10px; } .btn { background-color: #10b981; color: white; padding: 12px 24px; border: none; border-radius: 8px; font-size: 1em; font-weight: bold; cursor: pointer; transition: background-color 0.3s ease; margin-top: 20px; } .btn:hover { background-color: #059669; } .footer { text-align: center; margin-top: 40px; font-size: 0.85em; color: #6b7280; }