@media
1 | <!DOCTYPE html> |
2 | <html lang="es"> |
3 | |
4 | <head> |
5 | |
6 | <meta charset="UTF-8"> |
7 | <title>@media</title> |
8 | <meta name="viewport" |
9 | content="width=device-width"> |
10 | |
11 | <style> |
12 | body { |
13 | --gap: 0.5rem; |
14 | margin-top: 0; |
15 | } |
16 | |
17 | h1 { |
18 | margin: 0; |
19 | } |
20 | |
21 | menu, |
22 | header { |
23 | grid-area: head; |
24 | position: sticky; |
25 | top: 0; |
26 | display: flex; |
27 | gap: var(--gap); |
28 | align-items: center; |
29 | } |
30 | |
31 | @media screen and (max-width: 599px) { |
32 | |
33 | menu { |
34 | /* Quita las viñetas. */ |
35 | list-style-type: none; |
36 | padding: 0; |
37 | margin: 0; |
38 | } |
39 | |
40 | header { |
41 | display: none; |
42 | } |
43 | |
44 | main { |
45 | flex-grow: 1; |
46 | align-self: stretch |
47 | } |
48 | |
49 | } |
50 | |
51 | @media screen and (min-width: 600px) { |
52 | body { |
53 | display: grid; |
54 | column-gap: var(--gap); |
55 | row-gap: 1rem; |
56 | grid-template-columns: 1fr 20vw; |
57 | grid-template-rows: auto 1fr auto; |
58 | grid-template-areas: |
59 | "head head" |
60 | "main aside" |
61 | "foot foot"; |
62 | } |
63 | |
64 | menu { |
65 | display: none; |
66 | } |
67 | |
68 | header nav ul { |
69 | display: inline-flex; |
70 | list-style-type: none; |
71 | padding: 0; |
72 | margin: 0; |
73 | gap: var(--gap); |
74 | justify-content: center; |
75 | } |
76 | |
77 | header nav ul p { |
78 | margin: 0; |
79 | } |
80 | |
81 | main { |
82 | grid-area: main; |
83 | min-height: 50vh; |
84 | overflow: auto; |
85 | } |
86 | |
87 | aside { |
88 | grid-area: aside; |
89 | } |
90 | |
91 | footer { |
92 | grid-area: foot; |
93 | display: flow-root; |
94 | text-align: center; |
95 | } |
96 | |
97 | } |
98 | </style> |
99 | |
100 | </head> |
101 | |
102 | <body> |
103 | |
104 | <menu> |
105 | <li> |
106 | <button type="button" popovertarget="navGeneral">≡</button> |
107 | </li> |
108 | <li> |
109 | <h1>@media</h1> |
110 | </li> |
111 | </menu> |
112 | |
113 | <nav id="navGeneral" popover="auto"> |
114 | <h2>Enlaces externos</h2> |
115 | <ul> |
116 | <li> |
117 | <p> |
118 | <a target="_blank" rel="noreferrer" href="https://savethecat.com/"> |
119 | Salvar al gato. |
120 | </a> |
121 | </p> |
122 | </li> |
123 | <li> |
124 | <p> |
125 | <a target="_blank" rel="noreferrer" href="https://www.showrunner.xyz/"> |
126 | Showrunner |
127 | </a> |
128 | </p> |
129 | </li> |
130 | <li> |
131 | <p> |
132 | <a target="_blank" rel="noreferrer" href="https://google.com/"> |
133 | |
134 | </a> |
135 | </p> |
136 | </li> |
137 | </ul> |
138 | </nav> |
139 | |
140 | <header> |
141 | <h1>@media</h1> |
142 | <nav> |
143 | <ul> |
144 | <li> |
145 | <p> |
146 | <a target="_blank" rel="noreferrer" href="https://savethecat.com/"> |
147 | Salvar al gato. |
148 | </a> |
149 | </p> |
150 | </li> |
151 | <li> |
152 | <p> |
153 | <a target="_blank" rel="noreferrer" href="https://www.showrunner.xyz/"> |
154 | Showrunner |
155 | </a> |
156 | </p> |
157 | </li> |
158 | <li> |
159 | <p> |
160 | <a target="_blank" rel="noreferrer" href="https://google.com/"> |
161 | |
162 | </a> |
163 | </p> |
164 | </li> |
165 | </ul> |
166 | </nav> |
167 | </header> |
168 | |
169 | <main> |
170 | <p> |
171 | Este ejemplo usa @media para |
172 | seleccionar el display |
173 | de la página principal. |
174 | </p> |
175 | <p> |
176 | Lorem ipsum dolor sit amet |
177 | consectetur adipisicing elit. |
178 | Omnis, eius. Quaerat alias |
179 | facilis recusandae, voluptate |
180 | cumque quod tenetur |
181 | necessitatibus exercitationem |
182 | beatae cupiditate iste |
183 | voluptatum, optio debitis |
184 | deserunt laboriosam placeat |
185 | odit?. |
186 | </p> |
187 | |
188 | </main> |
189 | |
190 | <aside> |
191 | <h2>Aside</h2> |
192 | <p> |
193 | Este aside cambia su despliegue. |
194 | </p> |
195 | </aside> |
196 | |
197 | <footer> |
198 | <p> |
199 | © 2025 |
200 | Gilberto Pacheco Gallegos |
201 | </p> |
202 | </footer> |
203 | |
204 | </body> |
205 | |
206 | </html> |
@media en MDN: https://developer.mozilla.org/es/docs/Web/CSS/@media
@media en CSS Tricks: https://css-tricks.com/a-complete-guide-to-css-media-queries/