css-restrictions.html (596B)
1 <!DOCTYPE html> 2 <html> 3 <style> 4 :is(input, textarea)::placeholder { 5 visibility: hidden; 6 padding: 20px; 7 float: right; 8 overflow: visible; 9 10 /* 11 * This list could be endless given that all non-whitelisted properties 12 * are restricted. 13 */ 14 } 15 </style> 16 <body> 17 <input placeholder='foo'> 18 <textarea placeholder='foo'></textarea> 19 <!-- for overflow and white-space --> 20 <input placeholder='this is a quitelongetextforasmallelement'> 21 <textarea placeholder='this is a quitelongetextforasmallelement'></textarea> 22 </body> 23 </html>