@container| 1 | <!DOCTYPE html> |
| 2 | <html lang="es"> |
| 3 | |
| 4 | <head> |
| 5 | |
| 6 | <meta charset="UTF-8"> |
| 7 | <title>@container</title> |
| 8 | <meta name="viewport" |
| 9 | content="width=device-width"> |
| 10 | |
| 11 | <style> |
| 12 | body { |
| 13 | margin-top: 0; |
| 14 | } |
| 15 | |
| 16 | h1 { |
| 17 | position: sticky; |
| 18 | top: 0; |
| 19 | margin: 0; |
| 20 | } |
| 21 | |
| 22 | html { |
| 23 | /* El elemento html responden a cambos en la |
| 24 | * posición de las barras de desplazamiento. |
| 25 | */ |
| 26 | container-type: scroll-state; |
| 27 | /* El nombre para @container es scroller.*/ |
| 28 | container-name: scroller; |
| 29 | } |
| 30 | |
| 31 | main { |
| 32 | /* Los elementos main responden a cambos de |
| 33 | * tamaño. */ |
| 34 | container-type: inline-size; |
| 35 | /* El nombre para @container es main.*/ |
| 36 | container-name: main; |
| 37 | } |
| 38 | |
| 39 | /* Reglas cuando al ancho mínimo de main es 500px. |
| 40 | */ |
| 41 | @container main (min-width: 300px) { |
| 42 | |
| 43 | p::first-letter { |
| 44 | font-size: 3em; |
| 45 | float: inline-start; |
| 46 | } |
| 47 | |
| 48 | p { |
| 49 | clear: both; |
| 50 | } |
| 51 | |
| 52 | } |
| 53 | |
| 54 | /* Reglas cuando la barra de desplazamiento |
| 55 | * vertical de scroller puede moverse hacia arriba. |
| 56 | */ |
| 57 | @container scroller scroll-state(scrollable: top) { |
| 58 | h1 { |
| 59 | border: solid; |
| 60 | } |
| 61 | } |
| 62 | </style> |
| 63 | |
| 64 | </head> |
| 65 | |
| 66 | <body> |
| 67 | |
| 68 | <h1>@container</h1> |
| 69 | |
| 70 | <main> |
| 71 | |
| 72 | <p> |
| 73 | Este ejemplo usa @container. |
| 74 | </p> |
| 75 | <p> |
| 76 | Lorem ipsum dolor sit amet |
| 77 | consectetur adipisicing elit. |
| 78 | Iure, assumenda reiciendis. |
| 79 | Reprehenderit non sunt enim |
| 80 | sequi vel consequatur nostrum |
| 81 | suscipit, numquam, ipsam commodi |
| 82 | placeat quibusdam porro |
| 83 | excepturi aliquid officia |
| 84 | labore! |
| 85 | </p> |
| 86 | <p> |
| 87 | Lorem ipsum dolor sit amet |
| 88 | consectetur adipisicing elit. |
| 89 | Iure, assumenda reiciendis. |
| 90 | Reprehenderit non sunt enim |
| 91 | sequi vel consequatur nostrum |
| 92 | suscipit, numquam, ipsam commodi |
| 93 | placeat quibusdam porro |
| 94 | excepturi aliquid officia |
| 95 | labore! |
| 96 | </p> |
| 97 | |
| 98 | </main> |
| 99 | |
| 100 | </body> |
| 101 | |
| 102 | </html> |
CSS container queries en MDN: https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_containment/Container_queries
Using container scroll-state queries en MDN: https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_conditional_rules/Container_scroll-state_queries