为什么当初选择计算机行业？
科技总是迷人的，通过计算机可以造出各种美妙的设计。
后来工作，更加感觉到可视化的魅力，于是乎更加的专注于canvas，CSS，openlayers，leaflet，cesium。。。
本专栏记录的是经常使用的CSS示例与技巧，主要包含CSS布局，CSS特效，CSS花边信息三部分内容。其中CSS布局主要是列出一些常用的CSS布局信息点，CSS特效主要是一些动画示例，CSS花边是描述了一些CSS相关的库、知识点、理论篇章等。 因为常用所以记录、展示、分享，希望能给您带来帮助。
css实战中，怎么绘制超可爱的小狗狗动画呢？这里通过CSS与SVG的联动，达到了小狗狗在不同时间点的活动效果。
效果图
源代码
/*
* @Author: 大剑师兰特（xiaozhuanlan），还是大剑师兰特（CSDN）
* @Email: [email protected]
* @weixin: gis-dajianshi
* @First published in CSDN
* @First published time: 2023-12-12
*/
<template>
<div class="container">
<div class="top">
<h3>超可爱的小狗狗</h3>
<div class="author">大剑师兰特, 还是大剑师兰特，gis-dajianshi</div>
</div>
<div class="dajianshi">
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<path class="ball" fill="#bdf971" stroke="#bdf971" d="m 930.80242,477.19065 c -13.05851,3.00801 -24.77881,15.97694 -26.81485,30.67673 -2.03603,14.69979 5.61282,31.12503 15.54844,43.47271 9.93563,12.34768 22.15522,20.61485 36.12779,24.29677 13.97258,3.68192 29.69644,2.77869 42.91157,-2.81649 13.21513,-5.59518 23.92113,-15.88139 30.65943,-28.14324 6.7383,-12.26185 9.5079,-26.49697 5.7369,-38.5172 -3.771,-12.02022 -14.0825,-21.82316 -25.5603,-24.46605 -11.47786,-2.6429 -24.12011,1.87601 -37.63861,0.6591 -13.5185,-1.21691 -27.91187,-8.17033 -40.97037,-5.16233 z" />
<clipPath id="ballClip">
<path class="ball" fill="#bdf971" stroke="#bdf971" d="m 930.80242,477.19065 c -13.05851,3.00801 -24.77881,15.97694 -26.81485,30.67673 -2.03603,14.69979 5.61282,31.12503 15.54844,43.47271 9.93563,12.34768 22.15522,20.61485 36.12779,24.29677 13.97258,3.68192 29.69644,2.77869 42.91157,-2.81649 13.21513,-5.59518 23.92113,-15.88139 30.65943,-28.14324 6.7383,-12.26185 9.5079,-26.49697 5.7369,-38.5172 -3.771,-12.02022 -14.0825,-21.82316 -25.5603,-24.46605 -11.47786,-2.6429 -24.12011,1.87601 -37.63861,0.6591 -13.5185,-1.21691 -27.91187,-8.17033 -40.97037,-5.16233 z" />
</clipPath>
<path class="ball-decoration" clip-path="url(#ballClip)" fill="none" stroke="#fff" stroke-width="4" d="m 963.39546,597.71943 c 21.49913,-19.30313 4.80913,-64.80408 16.71919,-83.46282 16.19467,-25.37116 67.93925,-22.92156 89.43095,-47.68524" />
<g class="ball-sound">
<path fill="none" stroke="#B5D8E8" stroke-width="4" d="m 1096.3827,564.72204 c 11.3886,12.59779 6.8073,-1.45406 10.931,-3.9212 1.9116,-1.14344 5.2815,9.1526 9.7911,16.39495 0.2794,0.44804 0.3148,-1.06074 0.4718,-1.59122 0.9548,-3.21847 1.6781,-12.7846 4.2464,-14.32081 2.4235,-1.4498 4.5316,8.986 8.6637,9.21558 5.7286,0.31843 3.6488,-6.24515 5.8457,-8.73267 1.4614,-1.65478 3.9233,1.78478 6.0289,1.62906 4.8167,-0.35637 4.1527,-6.99656 8.0084,0.44507" />
<path fill="none" stroke="#B5D8E8" stroke-width="4" d="m 1070.9116,599.79298 c -2.9954,2.45576 -9.6186,6.11285 -7.2109,10.56543 0.5391,0.99715 13.1337,-2.24375 13.7587,-2.44022 0.5954,-0.18689 1.7073,-1.42002 1.6666,-0.90122 -0.083,1.06689 -3.3427,7.9055 -1.5136,9.15131 2.703,1.84098 10.413,-0.47946 10.1532,2.84261 -0.344,4.40226 -7.7885,9.49729 -5.8163,13.14464 1.3149,2.43155 6.6186,0.47256 9.456,1.55305 4.0577,1.54512 -3.7339,7.61167 2.5171,8.63834" />
</g>
</g>
<path fill="#695445" stroke="#695445" stroke-width="3.25" d="M894.558 290.191l5.447-7.287c.796-1.066 2.311-2.539 3.384-3.291l5.204-3.647c1.073-.751 2.934-1.708 4.157-2.137l6.932-2.428c1.223-.429 3.224-.493 4.47-.144l6.85 1.92c1.246.349 2.667 1.642 3.175 2.888l.433 1.062c.508 1.245.24 3.089-.599 4.118l-1.506 1.847c-.839 1.029-2.454 2.354-3.608 2.961l-8.515 4.475-3.971 2.087c-1.154.606-2.741 1.956-3.547 3.014l-4.601 6.045-3.025 3.71c-.839 1.029-2.558 1.984-3.839 2.134l-2.176.254c-1.282.15-3.06-.506-3.971-1.464l-.486-.51c-.912-.959-2.018-2.764-2.47-4.033l-.633-1.774c-.453-1.269-.408-3.307.1-4.553l.433-1.062c.508-1.246 1.565-3.119 2.362-4.185z" />
<g class="ear">
<path fill="#554132" d="M899.667 340.093c-18.458-82.741-41.446-100.776-75.085-74.525-35.063 27.363-93.432 28.614-74.975 111.355 18.457 82.741 67.012 141.572 108.449 131.401 41.438-10.17 60.068-85.49 41.611-168.231z" />
<path fill="#4a392c" stroke="#4a392c" stroke-width="3.55" d="M771.398 397.916l-.417 2.678c-.344 2.211.02 5.69.813 7.77l.614 1.609c.793 2.08 2.61 5.099 4.059 6.743l1.036 1.176a113.619 113.619 0 005.474 5.712l3.036 2.913c1.575 1.511 3.888 4.189 5.167 5.981l.047.066c1.279 1.793 3.799 4.178 5.63 5.327l1.699 1.067c1.83 1.149 4.911 2.774 6.881 3.629l6.158 2.674 6.859 2.695c1.997.784 5.282 1.902 7.338 2.497l3.679 1.064c2.056.595 5.445 1.213 7.571 1.38l6.965.549 9.208.371c2.13.086 5.581.038 7.709-.108l2.904-.199c2.128-.145 5.485-.858 7.499-1.592l3.653-1.331c2.014-.734 5.05-2.389 6.781-3.697l5.562-4.202c1.731-1.308 3.794-4.047 4.608-6.118l1.07-2.723c.814-2.071 1.239-5.549.949-7.769l-.289-2.215c-.29-2.22-1.202-5.691-2.037-7.753l-.359-.885c-.835-2.062-2.629-5.119-4.008-6.829l-3.889-4.823-3.114-4.076c-1.335-1.747-4.006-3.877-5.966-4.758l-1.023-.46c-1.96-.881-5.239-1.978-7.323-2.451l-4.892-1.109-4.17-1.093a107.68 107.68 0 01-7.401-2.285l-3.915-1.398a183.715 183.715 0 01-7.245-2.794l-5.752-2.388c-1.983-.823-5.273-1.906-7.348-2.418l-2.754-.681a176.174 176.174 0 01-7.466-2.057l-10.622-3.234-5.07-1.592c-2.043-.642-5.417-1.359-7.536-1.602l-1.639-.188c-2.119-.243-4.799 1.069-5.986 2.931l-.779 1.223c-1.187 1.861-2.653 5.108-3.275 7.251l-.912 3.142c-.622 2.143-2.333 5.18-3.822 6.784l-.64.688c-1.489 1.604-2.976 4.696-3.32 6.908z" />
<path fill="#6a503e" stroke="#6a503e" stroke-width="3.25" d="M818.613 319.578l-3.003 6.664c-.639 1.418-1.214 3.839-1.284 5.407l-.428 9.507-.135 10.621.142 9.336c.024 1.569.501 4.019 1.066 5.472l2.902 7.46c.565 1.453 1.687 3.695 2.506 5.007l2.82 4.52c.819 1.312 2.465 3.12 3.676 4.038l3.88 2.939c1.211.918 3.402 1.601 4.893 1.525l3.803-.193c1.491-.076 3.62-.964 4.755-1.984l4.39-3.945c1.135-1.02 2.43-3.056 2.892-4.549l1.583-5.112c.462-1.493 1.038-3.957 1.287-5.505l1.136-7.078c.248-1.548.456-4.075.464-5.644l.045-8.997c.008-1.569-.242-4.085-.558-5.619l-1.903-9.229c-.316-1.534-1.056-3.944-1.652-5.383l-2.468-5.954c-.596-1.439-1.866-3.573-2.836-4.766l-3.753-4.614c-.97-1.193-2.94-2.43-4.399-2.762l-3.66-.833c-1.459-.332-3.767-.131-5.154.449l-3.538 1.479c-1.387.58-3.354 1.964-4.393 3.092l-.038.041c-1.039 1.127-2.399 3.191-3.038 4.61z" />
<path fill="#695445" stroke="#695445" stroke-width="2.06" d="M828.818 330.254l-.037.064c-1.036 1.741-2.292 4.758-2.806 6.739l-.411 1.584c-.514 1.981-1.088 5.243-1.282 7.286l-.054.563c-.194 2.043.417 5.154 1.366 6.949l.352.666c.948 1.795 3.275 2.952 5.197 2.584l1.372-.262c1.922-.367 4.493-1.943 5.744-3.521l3.045-3.841c1.251-1.578 2.908-4.378 3.701-6.254l.157-.37c.793-1.877 1.747-5.03 2.13-7.043l.127-.671c.384-2.013-.603-4.6-2.203-5.777l-1.779-1.309c-1.601-1.178-4.463-1.879-6.394-1.567l-2.854.462c-1.931.312-4.335 1.977-5.371 3.718z" />
</g>
</g>
</g>
</svg>
</div>
</div>
</template>
<style scoped>
.container {
width: 1000px;
height: 600px;
margin: 50px auto;
border: 1px solid green;
position: relative;
}
.top {
margin: 0 auto 0px;
padding: 10px 0;
background: black;
color: #fff;
}
.dajianshi {
width: 100%;
height: 500px;
text-align: center;
position: relative;
}
.dog {
height: 25rem;
max-height: 80vh;
max-width: 80vw;
}
.ear,
.closed-eye,
.lean,
.front-legs,
.leg,
.head,
.tail,
.tail-blur,
.shadow {
animation-duration: 3s;
animation-iteration-count: infinite;
animation-timing-function: linear;
}
.ball,
.ball-decoration,
.ball-sound {
animation-duration: 3s;
animation-iteration-count: infinite;
animation-timing-function: ease-in-out;
}
.ball {
animation-name: squishBall;
transform: matrix(
1.0951654,
0.52195853,
-0.52866476,
1.2371611,
208.27138,
-632.28196
);
}
@keyframes squishBall {
0%,
50%,
72%,
80%,
92%,
100% {
d: path(
"m 930.80242,477.19065 c -13.05851,3.00801 -24.77881,15.97694 -26.81485,30.67673 -2.03603,14.69979 5.61282,31.12503 15.54844,43.47271 9.93563,12.34768 22.15522,20.61485 36.12779,24.29677 13.97258,3.68192 29.69644,2.77869 42.91157,-2.81649 13.21513,-5.59518 23.92113,-15.88139 30.65943,-28.14324 6.7383,-12.26185 9.5079,-26.49697 5.7369,-38.5172 -3.771,-12.02022 -14.0825,-21.82316 -25.5603,-24.46605 -11.47786,-2.6429 -24.12011,1.87601 -37.63861,0.6591 -13.5185,-1.21691 -27.91187,-8.17033 -40.97037,-5.16233 z"
);
transform: matrix(
1.0951654,
0.52195853,
-0.52866476,
1.2371611,
208.27138,
-632.28196
);
}
65%,
85% {
d: path(
"m 932.4158,479.26229 c -14.67189,0.93637 -26.39219,13.9053 -28.42823,28.60509 -2.03603,14.69979 5.61282,31.12503 15.94228,38.97676 10.32947,7.85173 23.3365,7.12856 34.39281,10.90173 11.0563,3.77318 20.16082,12.04166 33.72906,12.76579 13.56828,0.72414 31.59878,-6.09489 42.72528,-18.16177 11.1265,-12.06689 15.3474,-29.37891 10.9229,-43.93943 -4.4245,-14.56052 -17.4943,-26.36654 -28.8312,-27.22343 -11.337,-0.85689 -20.93852,9.23684 -34.54977,8.73602 -13.61125,-0.50082 -31.23124,-11.59712 -45.90313,-10.66076 z"
);
transform: matrix(
1.0951654,
0.52195853,
-0.52866476,
1.2371611,
208.27138,
-642.28196
);
}
}
.ball-decoration {
animation-name: ballDecorationAnimation;
}
@keyframes ballDecorationAnimation {
0%,
50%,
72%,
80%,
92%,
100% {
d: path(
"m 963.39546,597.71943 c 21.49913,-19.30313 4.80913,-64.80408 16.71919,-83.46282 16.19467,-25.37116 67.93925,-22.92156 89.43095,-47.68524"
);
}
65%,
85% {
d: path(
"m 978.40243,581.77452 c 21.49916,-19.30313 -15.82546,-51.20401 -3.9154,-69.86275 16.19467,-25.37116 63.71847,-19.16982 85.21017,-43.9335"
);
}
}
.ball-sound {
animation-name: ballSound;
visibility: hidden;
}
@keyframes ballSound {
0%,
60%,
70%,
80%,
90%,
100% {
visibility: hidden;
transform: translateY(0);
}
65%,
67%,
69%,
85%,
87%,
89% {
visibility: visible;
transform: translateY(-3px);
}
66%,
68%,
86%,
88% {
visibility: visible;
transform: translateY(3px);
}
}
.ear {
animation-name: moveEar;
transform-origin: top center;
transform-box: fill-box;
}
@keyframes moveEar {
0%,
12%,
21%,
31%,
35%,
100% {
transform: rotateZ(0);
}
9%,
19%,
29% {
transform: rotateZ(-5deg);
transform: rotateZ(-10deg);
}
13%,
23%,
33% {
transform: rotateZ(5deg);
transform: rotateZ(10deg);
}
}
.closed-eye {
animation-name: closeEye;
}
@keyframes closeEye {
0%,
50%,
100% {
visibility: hidden;
}
10% {
visibility: visible;
}
}
.lean {
animation-name: leanDown;
transform-origin: center;
}
@keyframes leanDown {
0%,
50%,
100% {
transform: rotateZ(0) translateY(0);
}
60%,
90% {
transform: rotateZ(10deg) translateY(5%);
}
}
.front-legs {
animation-name: flexLegs;
}
@keyframes flexLegs {
0%,
50%,
100% {
transform: translateX(0);
}
60%,
90% {
transform: translateX(12%);
}
}
.leg {
animation-name: rotateLegs;
transform-origin: bottom left;
transform-box: fill-box;
transform: translateX(16%) rotate(-10deg);
}
@keyframes rotateLegs {
0%,
50%,
100% {
transform: translateX(16%) rotate(-10deg);
}
60%,
90% {
transform: translateX(35%) rotate(-83deg);
}
}
.head {
animation-name: lookDown;
transform-origin: top right;
transform-box: fill-box;
}
@keyframes lookDown {
0%,
55%,
100% {
transform: rotateZ(0) translate(0, 0);
}
60%,
90% {
transform: rotateZ(5deg) translate(2.5%, 6%);
}
}
.tail {
animation-name: moveTail;
transform-origin: bottom center;
}
@keyframes moveTail {
0%,
50%,
90%,
100% {
d: path(
"m 161.6285,568.63016 20.92664,-20.00034 C 151.50961,521.73829 14.092,504.432 14.092,504.432 c 0,0 128.8135,26.71916 147.5365,64.19816 z"
);
}
64%,
70%,
76%,
82% {
d: path(
"m 161.6285,568.63016 20.92664,-20.00034 C 151.50961,521.73829 77.565044,422.94078 77.565044,422.94078 c 0,0 65.340456,108.21038 84.063456,145.68938 z"
);
}
60%,
66%,
72%,
78%,
84% {
d: path(
"m 161.6285,568.63016 20.92664,-20.00034 C 151.50961,521.73829 14.092,504.432 14.092,504.432 c 0,0 128.8135,26.71916 147.5365,64.19816 z"
);
}
62%,
68%,
74%,
80%,
86% {
d: path(
"m 161.6285,568.63016 20.92664,-20.00034 C 151.50961,521.73829 159.419,390.74 159.419,390.74 c 0,0 -16.5135,140.41116 2.2095,177.89016 z"
);
}
}
.tail-blur {
animation-name: tailBlur;
transform-origin: bottom center;
}
@keyframes tailBlur {
0%,
59%,
90%,
100% {
opacity: 0;
}
64%,
70%,
76%,
82% {
transform: rotate(-2deg);
opacity: 0;
}
60%,
66%,
72%,
78%,
84% {
opacity: 0.3;
}
62%,
68%,
74%,
80%,
86% {
transform: rotate(2deg);
opacity: 0;
}
}
.shadow {
animation-name: scaleShadow;
transform-origin: center center;
}
@keyframes scaleShadow {
0%,
55%,
100% {
transform: scaleX(1) translateX(0);
}
60%,
90% {
transform: scaleX(1.1) translateX(4%);
}
}
</style>
CSS基础知识点
1.CSS样式表
2.基础选择器：（1）标签选择器，（2）类选择器，（3）id选择器，（4）通配符选择器
3.复合选择器：（1）后代选择器，（2）子选择器，（3）并集选择器，（4）交集选择器，（5）伪类选择器。
4.字体样式属性：（1）字体大小font-size，（2）字体类型font-family，（3）字体粗细font-weight，（4）字体风格font-style
5.文本外观样式：（1）设置文本颜色color，（2）word-spacing，（3）letter-spacing，（4）line-height，（5）text-transform，（6）text-decoration，（7）text-align，（8）text-indent，（9）white-space
6.文本外观属性：（1）text-shadow，（2）overflow
7.CSS层叠性、继承性及优先级
8.边框介绍
8.1边框属性：（1）border-style，（2）border-width，（3）border-color，（4）border-radius
8.2内边距属性
8.3外边距属性
8.4box-shadow
9.背景属性
9.1背景颜色
9.2背景图片：（1）background-repeat，（2）background-position，（3）background-attachment，（4）background-size，（5）background-origin，（6）background-clip，（7）复合写法，（8）不透明
10.元素的类型
11.span标签
12.display
13.表格标签：（1）table标签，（2）tr标签，（3）td标签，（4）th标签，（5）表格边框，（6）折叠边框，（7）表格宽度和高度，（8）表格边框间距border-spacing，（9）表格标题位置caption-side
14.表单
14.1创建表单：（1）标签
14.2表单控件：（1）input控件，（2）input/标签的type属性，（3）textarea控件，（4）select控件
15.CSS盒子模型：（1）边框（border），（2）内边距(padding)，（3）外边距（margin），（4）清除内外边距，（5）盒子模型
16.浮动布局：（1）传统网页布局，（2）浮动简介，（3）浮动特性，（4）清除浮动
17.定位布局：（1）定位组成，（2）相对定位relative，（3）绝对定位absolute，（4）子绝父相，（5）固定定位fixed，（6）定位叠放次序z-index，（7）定位拓展
三.其他
1.圆角边框：（1）圆形，（2）圆角矩形
2.盒子阴影
3.文字阴影
4.用户界面样式：（1）鼠标样式 cursor，（2）轮廓线 outline，（3）防止拖拽文本域 resize，
5.过渡 transition
结尾语
CSS的应用无处不在，希望某个片段就能帮助你，欢迎学习GIS的朋友一起交流。
《 Openlayers 综合示例200+ 》，
《 leaflet示例教程100+ 》，
《 Cesium示例教程100+》，
《MapboxGL示例教程100+》。