如下:
DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Documenttitle>
<style>
/* 正方形 */
.xmbook_red_point_1 {
width: 50px;
height: 50px;
display: inline-block;
background-color: red;
}
/* 圆角正方形 */
.xmbook_red_point_2 {
width: 50px;
height: 50px;
display: inline-block;
background-color: red;
border-radius: 20%;
}
/* 实心圆 */
.xmbook_red_point_3 {
width: 50px;
height: 50px;
/* position: relative; */
/* bottom: 2px; */
/* left: 4px; */
display: inline-block;
/* background: url(/zh_CN/htmledition/images/icon_xmbook_red_point513f4c.png); */
background-color: red;
border-radius: 50%;
}
/* 空心圆 */
.xmbook_red_point_4 {
width: 50px;
height: 50px;
display: inline-block;
/* background-color: red; */
border-radius: 50%;
border: 2px solid;
border-color: red;
}
/* 圈中带字 */
.xmbook_red_point_5 {
width: 50px;
height: 50px;
display: inline-block;
/* background-color: red; */
border-radius: 50%;
border: 2px solid;
border-color: red;
/* 设置圈中字体大小等 */
font: 14px Arial, sans-serif;
/* 下面是调整圈中字体位置的 */
display: flex;
justify-content: center;
align-items: center;
/* text-align: center; */
}
style>
head>
<body>
<div class="xmbook_red_point_1">div>
<div class="xmbook_red_point_2">div>
<div>
<i class="xmbook_red_point_3">i>
div>
<div>
<i class="xmbook_red_point_4">i>
div>
<div>
<i class="xmbook_red_point_5">10i>
div>
<div class="xmbook_red_point_5">12div>
body>
html>
实现代码如下:
DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Documenttitle>
<style>
/* 空心圆 */
.xmbook_red_point_4 {
width: 100px;
height: 100px;
/* display: inline-block; */
/* background-color: red; */
border-radius: 50%;
/* border: 2px solid; */
/* border-color: red; */
position: absolute;
top: 150px;
left: 150px;
/*
identifier 3s 控制动的频率
linear infinite 让动画不断渐变不要停
transform-origin 控制运动轨迹
*/
animation: identifier 3s infinite linear;
transform-origin: 150px 150px ;
}
@keyframes identifier{
/*用“0%-100%” 或者 “from-to” 均可以*/
from{
transform: rotate(360deg) scale(1);
border: 10px solid rgb(143, 182, 222);
}
to{
transform: rotate(360deg) scale(1);
border: 10px solid rgb(2, 36, 70);
}
}
style>
head>
<body>
<div class="xmbook_red_point_4">div>
body>
html>
代码实现如下:
DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Documenttitle>
<style>
/* 空心圆 */
.xmbook_red_point_4 {
width: 100px;
height: 100px;
/* background-color: red; */
border-radius: 50%;
/* border-color: red; */
position: absolute;
top: 150px;
left: 150px;
/*
identifier 3s 控制动的频率
linear infinite 让动画不断渐变不要停
transform-origin 控制运动轨迹
*/
animation: identifier 8s infinite linear;
/* transform-origin: 150px 150px ; */
}
@keyframes identifier {
100% {
/* transform: rotate(360deg) scale(1); */
border: 10px solid rgb(6, 68, 130);
}
}
style>
head>
<body>
<div class="xmbook_red_point_4">div>
body>
html>
css实现圆转动(单个圆)
实现代码如下:
DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Documenttitle>
<style>
/* 空心圆 */
.xmbook_red_point_4 {
width: 100px;
height: 100px;
background-color: red;
border-radius: 50%;
/* border-color: rgb(0, 98, 255); */
position: absolute;
top: 150px;
left: 150px;
/*
identifier 3s 控制动的频率
linear infinite 让动画不断渐变不要停
transform-origin 控制运动轨迹
*/
animation: identifier 5s infinite linear;
transform-origin: 150px 150px ;
}
@keyframes identifier {
100% {
transform: rotate(360deg) scale(1);
/* border: 10px solid rgb(6, 68, 130); */
}
}
style>
head>
<body>
<div class="xmbook_red_point_4">div>
body>
html>
css实现多个运动的圆
DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Documenttitle>
<style>
/* 空心圆 */
.xmbook_red_point_4 {
width: 100px;
height: 100px;
background-color: rgb(9, 163, 30);
border-radius: 50%;
/* border-color: rgb(0, 98, 255); */
position: absolute;
top: 150px;
left: 150px;
/*
identifier 3s 控制动的频率
linear infinite 让动画不断渐变不要停
transform-origin 控制运动轨迹
*/
animation: identifier 5s infinite linear;
transform-origin: 100px 100px ;
}
/* 如果让三圆重叠,把下面的 120px 调成 100px 或更小即可 */
.xmbook_red_point_4:nth-child(1) {
animation: identifier 9s infinite linear;
transform-origin: 120px 120px;
}
.xmbook_red_point_4:nth-child(2) {
animation: identifier 9s infinite -3s linear;
transform-origin: 120px 120px;
}
.xmbook_red_point_4:nth-child(3) {
animation: identifier 9s infinite -6s linear;
transform-origin: 120px 120px;
}
@keyframes identifier {
0% {
transform: rotate(0deg) scale(1);
border: 10px solid rgb(4, 212, 195);
}
30% {
transform: rotate(120deg) scale(1);
border: 10px solid rgb(33, 4, 147);
}
100% {
transform: rotate(360deg) scale(1);
border: 10px solid rgb(132, 7, 9);
}
}
style>
head>
<body>
<div class="xmbook_red_point_4">div>
<div class="xmbook_red_point_4">div>
<div class="xmbook_red_point_4">div>
body>
html>