css的has属性示例用法合集-html代码-BFW代码库

代码语言：html

代码描述：css的has属性示例用法合集

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >

<head>
  <meta charset="UTF-8">
  


  
  
<style>
@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@100..700&display=swap");
.cards .a {
  background-color: hsl(var(--hue), 60%, 80%, 0.5);
}
.cards:has(.a:hover) .a:not(:hover) {
  background-color: #EBEBE3;
  opacity: 0.4;
}
.cards .a:hover {
  background-color: #FFE681;
}

.siblings .a:hover {
  background-color: #EE7762;
  color: #F9F6EF;
}
.siblings .a:hover + .a,
.siblings .a:has(+ .a:hover) {
  background-color: #F3D060;
}
.siblings .a:hover + .a + .a,
.siblings .a:has(+ .a + .a:hover) {
  background-color: #FFE681;
}

body {
  --hue: 30;
  --bg: hsl(var(--hue) 70% 90%);
  background-color: var(--bg);
}

body:has(#cb1:checked) {
  --hue: 60;
}

body:has(#cb2:checked) {
  --hue: 90;
}

body:has(#cb3:checked) {
  --hue: 120;
}

body:has(#cb4:checked) {
  --hue: 150;
}

body:has(#cb5:checked) {
  --hue: 180;
}

body:has(#cb6:checked) {
  --hue: 210;
}

body:has(#cb7:checked) {
  --hue: 240;
}

body:has(#cb8:checked) {
  --hue: 270;
}

body:has(#cb9:checked) {
  --hue: 300;
}

body:has(#cb10:checked) {
  --hue: 330;
}

nav label {
  background-size: 100% 100%;
}
nav label:before, nav label:after {
  rotate: 0deg;
  translate: 0;
  background-color: #fff;
}
nav:has(#menu:checked) {
  width: 30vw;
}
nav:has(#menu:checked) h2,
nav:has(#menu:checked) ul {
  translate: 0;
}
nav #menu:checked + label {
  background-size: 0% 100%;
}
nav #menu:checked + label:before, nav #menu:checked + label:after {
  background-color: hsl(calc(var(--hue) + 180), 80%, 50%);
}
nav #menu:checked + label:before {
  rotate: 45deg;
  translate: 0.3em calc(-.5em + 1px);
}
nav #menu:checked + label:after {
  rotate: -45deg;
  translate: 0.3em 0;
}

body {
  font-family: "Montserrat", sans-serif;
  font-size: 1rem;
  display: grid;
  gap: 1em;
  transition: 1s linear;
}
body > * {
  width: min(70ch, 100% - 6em);
  margin: 0 auto;
}

h1 {
  font-weight: 100;
  font-size: 3rem;
  margin: 0;
}

.notes, h2 {
  grid-column: 1/-1;
}

h2 {
  font-weight: 300;
  margin: 0;
  padding-bottom: 0;
  line-height: 0.8;
}

.cards, .siblings, .color-me {
  padding: 1em;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(10ch, 100%), 1fr));
  transition: 0.3s ease;
  gap: 2em;
}
.cards .a, .siblings .a, .color-me .a {
  container-type: inline-size;
  aspect-ratio: 1;
  display: grid;
  place-content: center;
  border: 1px solid #0001;
  border-radius: 0.3em;
  box-shadow: 3.4rem 3.4rem 0 -3rem #0001, -3.4em 3.4em 0 -3em #0001, 3.4em -3.4em 0 -3em #0001, -3.4em -3.4em 0 -3em #0001;
  transition: 0.5s ease;
}

.siblings, .color-me {
  grid-template-columns: repeat(10, 1fr);
  gap: 0.1em;
  row-gap: 1em;
}

h2 a {
  font-size: 0.8rem;
  text-decoration: none;
  position: relative;
  color: hsl(calc(var(--hue) - 60), 70%, 40%);
}
h2 a:after {
  content: "ℹ";
  border-radius: 50%;
  border: 1px solid hsl(var(--hue), 80%, 10%);
  width: 1em;
  aspect-ratio: 1;
  display: inline-grid;
  place-content: center;
  position: absolute;
}

.form-element input {
  display: none;
}
.form-element label {
  display: block;
  text-align: center;
  border: 1px solid #0002;
  cursor: pointer;
}
.form-element [type=radio]:checked + label {
  color: #efefef;
  background-color: hsl(var(--hue), 70%, 20%);
}

nav {
  display: relative;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  background-color: hsl(var(--hue), 70%, 20%);
  color: #efefefd0;
  overflow-x: clip;
  box-shadow: 1em 0 1em -0.5em hsl(var(--hue), 70%, 30%, 0.3);
}
nav h2 {
  font-size: 1.4rem;
  background-color: hsl(var(--hue), 70%, 50%);
  color: hsl(var(--hue), 70%, 20%);
  text-shadow: 1px 1px 0 hsl(var(--hue), 70%, 80%), -1px 1px 0 hsl(var(--hue), 70%, 80%), 1px -1px 0 hsl(var(--hue), 70%, 80%), -1px -1px 0 hsl(var(--hue), 70%, 80%);
  padding: 1em;
}
nav ul {
  padding: 0;
}
nav ul li {
  list-style-type: none;
  display: block;
  padding: 1em;
}
nav ul li + li {
  border-top: 1px solid hsl(var(--hue), 70%, 25%);
}
nav ul li:last-of-type {
  border-bottom: 1px solid hsl(var(--hue), 70%, 25%);
}
nav #menu {
  display: none;
}
nav label {
  display: block;
  position: absolute;
  top: 0.3em;
  right: 0.3em;
  width: 2em;
  aspect-ratio: 1;
  background-image.........完整代码请登录后点击上方下载按钮下载查看