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schuchard/css-spinners.md

Last active July 2, 2018 21:17
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Css spinners
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index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Page Title</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
// Source: https://codepen.io/Paolo-Duzioni/
@import url("https://fonts.googleapis.com/css?family=Source+Serif+Pro");
*,
*::before,
*::after {
box-sizing: border-box;
}
body {
display: flex;
flex-wrap: wrap;
font-family: "Source Serif Pro", serif;
font-size: 16px;
background: #52A4D3;
counter-reset: spinnerCount;
}
.cell {
width: 25%;
}
.cell .wrapper {
position: relative;
display: flex;
justify-content: center;
height: 10rem;
margin: 1rem 1rem 0;
padding-top: 2.2rem;
background: rgba(255, 255, 255, 0.2);
}
.cell .wrapper::after {
position: absolute;
bottom: 0;
width: 100%;
padding: 0.2rem;
text-align: center;
background: rgba(255, 255, 255, 0.25);
/* Increment the section counter */
counter-increment: spinnerCount;
/* Display the counter on pseudo-elements */
content: counter(spinnerCount);
}
.spinner {
width: 4rem;
height: 4rem;
}
.spinner.spinner1 {
border: 3px solid rgba(255, 255, 255, 0.25);
border-top-color: rgba(0, 0, 0, 0.5);
border-radius: 50%;
animation: rotation 0.8s ease infinite;
}
.spinner.spinner2 {
border: 3px solid transparent;
border-top-color: rgba(0, 0, 0, 0.5);
border-bottom-color: rgba(0, 0, 0, 0.5);
border-radius: 50%;
animation: rotation 0.8s ease infinite;
}
.spinner.spinner3 {
border-top: 3px solid rgba(0, 0, 0, 0.5);
border-right: 3px solid transparent;
border-radius: 50%;
animation: rotation 0.8s linear infinite;
}
.spinner.spinner4 {
background: rgba(0, 0, 0, 0.5);
animation: flip 1.2s ease infinite;
}
.spinner.spinner5 {
margin-top: 2rem;
overflow: hidden;
position: relative;
height: 0.5rem;
background: rgba(255, 255, 255, 0.25);
}
.spinner.spinner5::before {
content: "";
position: absolute;
left: -130%;
width: 100%;
height: 100%;
background: rgba(0, 0, 0, 0.5);
animation: progress 4s linear infinite;
}
.spinner.spinner6 {
position: absolute;
top: 45%;
left: 50%;
background: #fff;
border-radius: 50%;
animation: pulse 1s ease-in-out infinite;
transform: translate(-50%, -50%) scale(0);
}
.spinner.spinner7 {
position: relative;
}
.spinner.spinner7::before,
.spinner.spinner7::after {
content: "";
position: absolute;
top: 50%;
left: 50%;
width: 100%;
height: 100%;
border-radius: 50%;
transform: translate(-50%, -50%) scale(0);
}
.spinner.spinner7::before {
background: #fff;
animation: pulse2 2s ease-in-out infinite;
}
.spinner.spinner7::after {
background: #fff;
animation: pulse2 2s 1s ease-in-out infinite;
}
.spinner.spinner8 {
position: relative;
perspective: 200px;
}
.spinner.spinner8::before {
display: block;
content: "";
width: 50%;
height: 50%;
background: rgba(0, 0, 0, 0.5);
animation: 2s flipWalker ease infinite;
}
@keyframes rotation {
from {
transform: rotate(0deg);
}
to {
transform: rotate(360deg);
}
}
@keyframes flip {
0% {
transform: perspective(120px) rotateX(0deg) rotateY(0deg);
}
50% {
transform: perspective(120px) rotateX(-180deg) rotateY(0deg);
}
100% {
transform: perspective(120px) rotateX(-180deg) rotateY(-180deg);
}
}
@keyframes progress {
0% {
left: -130%;
background: rgba(0, 0, 0, 0.5);
}
50% {
left: 130%;
background: rgba(0, 0, 0, 0.5);
}
51% {
background: rgba(255, 255, 255, 0.5);
}
100% {
background: rgba(255, 255, 255, 0.5);
}
}
@keyframes pulse {
0% {
transform: translate(-50%, -50%) scale(0);
opacity: 1;
}
100% {
transform: translate(-50%, -50%) scale(1);
opacity: 0;
}
}
@keyframes pulse2 {
0%,
100% {
transform: translate(-50%, -50%) scale(0);
opacity: 1;
}
50% {
transform: translate(-50%, -50%) scale(1);
opacity: 0;
}
}
@keyframes flipWalker {
0% {
transform: translate(0, 0) rotateX(0) rotateY(0);
}
25% {
transform: translate(100%, 0) rotateX(0) rotateY(180deg);
}
50% {
transform: translate(100%, 100%) rotateX(-180deg) rotateY(180deg);
}
75% {
transform: translate(0, 100%) rotateX(-180deg) rotateY(360deg);
}
100% {
transform: translate(0, 0) rotateX(0) rotateY(360deg);
}
}
</style>
</head>
<body>
<div class="cell">
<div class="wrapper">
<div class="spinner spinner1"></div>
</div>
</div>
<div class="cell">
<div class="wrapper">
<div class="spinner spinner2"></div>
</div>
</div>
<div class="cell">
<div class="wrapper">
<div class="spinner spinner3"></div>
</div>
</div>
<div class="cell">
<div class="wrapper">
<div class="spinner spinner4"></div>
</div>
</div>
<div class="cell">
<div class="wrapper">
<div class="spinner spinner5"></div>
</div>
</div>
<div class="cell">
<div class="wrapper">
<div class="spinner spinner6"></div>
</div>
</div>
<div class="cell">
<div class="wrapper">
<div class="spinner spinner7"></div>
</div>
</div>
<div class="cell">
<div class="wrapper">
<div class="spinner spinner8"></div>
</div>
</div>
</div>
</body>
</html>
Raw
spinners.scss
// GENERAL
*, *::before, *::after{
box-sizing: border-box;
}
body{
display: flex;
flex-wrap: wrap;
font-family: $font-family;
font-size: 16px;
background: $back;
// Spinner count reference
counter-reset: spinnerCount;
}
.cell{
width: 25%;
.wrapper{
position: relative;
display: flex;
justify-content: center;
height: 10rem;
margin: 1rem 1rem 0;
padding-top: 2.2rem;
background: rgba($white, .2);
&::after{
position: absolute;
bottom: 0;
width: 100%;
padding: 0.2rem;
text-align: center;
background: rgba($white, .25);
/* Increment the section counter */
counter-increment: spinnerCount;
/* Display the counter on pseudo-elements */
content: counter(spinnerCount);
}
}
}
// SPINNERS STYLES
.spinner{
// Common styles
width: 4rem;
height: 4rem;
// Individual styles
&.spinner1{
border: 3px solid rgba($white, .25);
border-top-color: rgba($black, .5);
border-radius: 50%;
animation: rotation .8s ease infinite;
}
&.spinner2{
border: 3px solid transparent;
border-top-color: rgba($black, .5);
border-bottom-color: rgba($black, .5);
border-radius: 50%;
animation: rotation .8s ease infinite;
}
&.spinner3{
border-top: 3px solid rgba($black, .5);
border-right: 3px solid transparent;
border-radius: 50%;
animation: rotation .8s linear infinite;
}
&.spinner4{
background: rgba($black, .5);
animation: flip 1.2s ease infinite;
}
&.spinner5{
margin-top: 2rem; // just for centering the demo
overflow: hidden;
position: relative;
height: .5rem;
background: rgba($white, .25);
&::before{
content: '';
position: absolute;
left: -130%;
width: 100%;
height: 100%;
background: rgba($black, .5);
animation: progress 4s linear infinite;
}
}
&.spinner6{
position: absolute;
top: 45%;
left: 50%;
background: $white;
border-radius: 50%;
animation: pulse 1s ease-in-out infinite;
transform: translate(-50%, -50%) scale(0);
}
&.spinner7{
position: relative;
&::before, &::after{
content: '';
position: absolute;
top: 50%;
left: 50%;
width: 100%;
height: 100%;
border-radius: 50%;
transform: translate(-50%, -50%) scale(0);
}
&::before{
background: $white;
animation: pulse2 2s ease-in-out infinite;
}
&::after{
background: $white;
animation: pulse2 2s 1s ease-in-out infinite;
}
}
&.spinner8{
position: relative;
perspective: 200px;
&::before{
display: block;
content: '';
width: 50%;
height: 50%;
background: rgba($black, .5);
animation: 2s flipWalker ease infinite;
}
}
}
// ANIMATIONS
@keyframes rotation{
from{
transform: rotate(0deg);
}
to{
transform: rotate(360deg);
}
}
@keyframes flip{
0%{
transform: perspective(120px) rotateX(0deg) rotateY(0deg);
}
50%{
transform: perspective(120px) rotateX(-180deg) rotateY(0deg);
}
100%{
transform: perspective(120px) rotateX(-180deg) rotateY(-180deg);
}
}
@keyframes progress{
0%{
left: -130%;
background: rgba($black, .5);
}
50%{
left: 130%;
background: rgba($black, .5);
}
51%{
background: rgba($white, .5);
}
100%{
background: rgba($white, .5);
}
}
@keyframes pulse{
0%{
transform: translate(-50%, -50%) scale(0);
opacity: 1;
}
100%{
transform: translate(-50%, -50%) scale(1.0);
opacity: 0;
}
}
@keyframes pulse2{
0%, 100%{
transform: translate(-50%, -50%) scale(0);
opacity: 1;
}
50%{
transform: translate(-50%, -50%) scale(1.0);
opacity: 0;
}
}
@keyframes flipWalker{
0%{
transform: translate(0, 0) rotateX(0) rotateY(0);
}
25%{
transform: translate(100%, 0) rotateX(0) rotateY(180deg);
}
50%{
transform: translate(100%, 100%) rotateX(-180deg) rotateY(180deg);
}
75%{
transform: translate(0, 100%) rotateX(-180deg) rotateY(360deg);
}
100%{
transform: translate(0, 0) rotateX(0) rotateY(360deg);
}
}
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