<!DOCTYPE html> <html> <body style="color: black; background: white;"> <div style="opacity: 0">Test 1</div> <div style="opacity: 0">Test 2</div> <div style="opacity: 0">Test 3</div> <div style="opacity: 0">Test 4</div> <div style="opacity: 1">Test 5</div> <div style="opacity: 1">Test 6</div> <div style="opacity: 1">Test 7</div> <div style="opacity: 1">Test 8</div> <div style="opacity: 0">Test 9</div> <div style="opacity: 0">Test 10</div> <div style="opacity: 0">Test 11</div> <div style="opacity: 0">Test 12</div> <div style="opacity: 1">Test 13</div> <div style="opacity: 1">Test 14</div> <div style="opacity: 1">Test 15</div> <div style="opacity: 1">Test 16</div> </body> </html>