先来一张各种效果的预览图，其实代码并不复杂，关键看自己如何运用。
css3炫酷页面加载动画特效代码
css：demo
/**
*
*
*/
html, body {
padding: 0;
margin: 0;
height: 100%;
font-size: 16px;
background: #000;
color: #fff;
font-family: 'source sans pro';
}
h1 {
font-size: 2.8em;
font-weight: 700;
letter-spacing: -1px;
margin: 0.6rem 0;
}
h1 > span {font-weight: 300; }
h2 {
font-size: 1.15em;
font-weight: 300;
margin: 0.3rem 0;
}
main {
width: 95%;
max-width: 1000px;
margin: 4em auto;
opacity: 0;
}
main.loaded {transition: opacity .25s linear;opacity: 1; }
main header {width: 100%; }
main header > div {width: 50%; }
main header > .left, main header > .right {height: 100%; }
main .loaders {
width: 100%;
box-sizing: border-box;
display: flex;
flex: 0 1 auto;
flex-direction: row;
flex-wrap: wrap;
}
main .loaders .loader {
box-sizing: border-box;
display: flex;
flex: 0 1 auto;
flex-direction: column;
flex-grow: 1;
flex-shrink: 0;
flex-basis: 25%;
max-width: 25%;
height: 200px;
align-items: center;
justify-content: center;
}
css：loaders
/**
*
* all animations must live in their own file
* in the animations directory and be included
* here.
*
*/
/**
* styles shared by multiple animations
*/
@-webkit-keyframes scale {
0% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 1; }
45% {
-webkit-transform: scale(0.1);
transform: scale(0.1);
opacity: 0.7; }
80% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 1; } }
@keyframes scale {
0% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 1; }
45% {
-webkit-transform: scale(0.1);
transform: scale(0.1);
opacity: 0.7; }
80% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 1; } }
.ball-pulse > div:nth-child(0) {
-webkit-animation: scale 0.75s 0s infinite cubic-bezier(.2, .68, .18, 1.08);
animation: scale 0.75s 0s infinite cubic-bezier(.2, .68, .18, 1.08); }
.ball-pulse > div:nth-child(1) {
-webkit-animation: scale 0.75s 0.12s infinite cubic-bezier(.2, .68, .18, 1.08);
animation: scale 0.75s 0.12s infinite cubic-bezier(.2, .68, .18, 1.08); }
.ball-pulse > div:nth-child(2) {
-webkit-animation: scale 0.75s 0.24s infinite cubic-bezier(.2, .68, .18, 1.08);
animation: scale 0.75s 0.24s infinite cubic-bezier(.2, .68, .18, 1.08); }
.ball-pulse > div:nth-child(3) {
-webkit-animation: scale 0.75s 0.36s infinite cubic-bezier(.2, .68, .18, 1.08);
animation: scale 0.75s 0.36s infinite cubic-bezier(.2, .68, .18, 1.08); }
.ball-pulse > div {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
display: inline-block; }
@-webkit-keyframes ball-pulse-sync {
33% {
-webkit-transform: translatey(10px);
transform: translatey(10px); }
66% {
-webkit-transform: translatey(-10px);
transform: translatey(-10px); }
100% {
-webkit-transform: translatey(0);
transform: translatey(0); } }
@keyframes ball-pulse-sync {
33% {
-webkit-transform: translatey(10px);
transform: translatey(10px); }
66% {
-webkit-transform: translatey(-10px);
transform: translatey(-10px); }
100% {
-webkit-transform: translatey(0);
transform: translatey(0); } }
.ball-pulse-sync > div:nth-child(0) {
-webkit-animation: ball-pulse-sync 0.6s 0s infinite ease-in-out;
animation: ball-pulse-sync 0.6s 0s infinite ease-in-out; }
.ball-pulse-sync > div:nth-child(1) {
-webkit-animation: ball-pulse-sync 0.6s 0.07s infinite ease-in-out;
animation: ball-pulse-sync 0.6s 0.07s infinite ease-in-out; }
.ball-pulse-sync > div:nth-child(2) {
-webkit-animation: ball-pulse-sync 0.6s 0.14s infinite ease-in-out;
animation: ball-pulse-sync 0.6s 0.14s infinite ease-in-out; }
.ball-pulse-sync > div:nth-child(3) {
-webkit-animation: ball-pulse-sync 0.6s 0.21s infinite ease-in-out;
animation: ball-pulse-sync 0.6s 0.21s infinite ease-in-out; }
.ball-pulse-sync > div {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
display: inline-block; }
@-webkit-keyframes ball-scale {
0% {
-webkit-transform: scale(0);
transform: scale(0); }
100% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0; } }
@keyframes ball-scale {
0% {
-webkit-transform: scale(0);
transform: scale(0); }
100% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0; } }
.ball-scale > div {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
display: inline-block;
height: 60px;
width: 60px;
-webkit-animation: ball-scale 1s 0s ease-in-out infinite;
animation: ball-scale 1s 0s ease-in-out infinite; }
@-webkit-keyframes rotate {
0% {
-webkit-transform: rotate(0deg);
transform: rotate(0deg); }
50% {
-webkit-transform: rotate(180deg);
transform: rotate(180deg); }
100% {
-webkit-transform: rotate(360deg);
transform: rotate(360deg); } }
@keyframes rotate {
0% {
-webkit-transform: rotate(0deg);
transform: rotate(0deg); }
50% {
-webkit-transform: rotate(180deg);
transform: rotate(180deg); }
100% {
-webkit-transform: rotate(360deg);
transform: rotate(360deg); } }
.ball-rotate {
position: relative; }
.ball-rotate > div {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
position: relative; }
.ball-rotate > div:first-child {
-webkit-animation: rotate 1s 0s cubic-bezier(.7, -.13, .22, .86) infinite;
animation: rotate 1s 0s cubic-bezier(.7, -.13, .22, .86) infinite; }
.ball-rotate > div:before, .ball-rotate > div:after {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
content: ;
position: absolute;
opacity: 0.8; }
.ball-rotate > div:before {
top: 0px;
left: -28px; }
.ball-rotate > div:after {
top: 0px;
left: 25px; }
@keyframes rotate {
0% {
-webkit-transform: rotate(0deg) scale(1);
transform: rotate(0deg) scale(1); }
50% {
-webkit-transform: rotate(180deg) scale(0.6);
transform: rotate(180deg) scale(0.6); }
100% {
-webkit-transform: rotate(360deg) scale(1);
transform: rotate(360deg) scale(1); } }
.ball-clip-rotate > div {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
border: 2px solid #fff;
border-bottom-color: transparent;
height: 25px;
width: 25px;
background: transparent !important;
display: inline-block;
-webkit-animation: rotate 0.75s 0s linear infinite;
animation: rotate 0.75s 0s linear infinite; }
@keyframes rotate {
0% {
-webkit-transform: rotate(0deg) scale(1);
transform: rotate(0deg) scale(1); }
50% {
-webkit-transform: rotate(180deg) scale(0.6);
transform: rotate(180deg) scale(0.6); }
100% {
-webkit-transform: rotate(360deg) scale(1);
transform: rotate(360deg) scale(1); } }
@keyframes scale {
30% {
-webkit-transform: scale(0.3);
transform: scale(0.3); }
100% {
-webkit-transform: scale(1);
transform: scale(1); } }
.ball-clip-rotate-pulse {
position: relative;
-webkit-transform: translatey(-15px);
-ms-transform: translatey(-15px);
transform: translatey(-15px); }
.ball-clip-rotate-pulse > div {
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
position: absolute;
top: 0px;
left: 0px;
border-radius: 100%; }
.ball-clip-rotate-pulse > div:first-child {
background: #fff;
height: 16px;
width: 16px;
top: 9px;
left: 9px;
-webkit-animation: scale 1s 0s cubic-bezier(.09, .57, .49, .9) infinite;
animation: scale 1s 0s cubic-bezier(.09, .57, .49, .9) infinite; }
.ball-clip-rotate-pulse > div:last-child {
position: absolute;
border: 2px solid #fff;
width: 30px;
height: 30px;
background: transparent;
border: 2px solid;
border-color: #fff transparent #fff transparent;
-webkit-animation: rotate 1s 0s cubic-bezier(.09, .57, .49, .9) infinite;
animation: rotate 1s 0s cubic-bezier(.09, .57, .49, .9) infinite;
-webkit-animation-duration: 1s;
animation-duration: 1s; }
@keyframes rotate {
0% {
-webkit-transform: rotate(0deg) scale(1);
transform: rotate(0deg) scale(1); }
50% {
-webkit-transform: rotate(180deg) scale(0.6);
transform: rotate(180deg) scale(0.6); }
100% {
-webkit-transform: rotate(360deg) scale(1);
transform: rotate(360deg) scale(1); } }
.ball-clip-rotate-multiple {
position: relative; }
.ball-clip-rotate-multiple > div {
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
position: absolute;
left: 0px;
top: 0px;
border: 2px solid #fff;
border-bottom-color: transparent;
border-top-color: transparent;
border-radius: 100%;
height: 35px;
width: 35px;
-webkit-animation: rotate 1s 0s ease-in-out infinite;
animation: rotate 1s 0s ease-in-out infinite; }
.ball-clip-rotate-multiple > div:last-child {
display: inline-block;
top: 10px;
left: 10px;
width: 15px;
height: 15px;
-webkit-animation-duration: 0.5s;
animation-duration: 0.5s;
border-color: #fff transparent #fff transparent;
-webkit-animation-direction: reverse;
animation-direction: reverse; }
@-webkit-keyframes ball-scale-ripple {
0% {
-webkit-transform: scale(0.1);
transform: scale(0.1);
opacity: 1; }
70% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0.7; }
100% {
opacity: 0.0; } }
@keyframes ball-scale-ripple {
0% {
-webkit-transform: scale(0.1);
transform: scale(0.1);
opacity: 1; }
70% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0.7; }
100% {
opacity: 0.0; } }
.ball-scale-ripple > div {
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
height: 50px;
width: 50px;
border-radius: 100%;
border: 2px solid #fff;
-webkit-animation: ball-scale-ripple 1s 0s infinite cubic-bezier(.21, .53, .56, .8);
animation: ball-scale-ripple 1s 0s infinite cubic-bezier(.21, .53, .56, .8); }
@-webkit-keyframes ball-scale-ripple-multiple {
0% {
-webkit-transform: scale(0.1);
transform: scale(0.1);
opacity: 1; }
70% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0.7; }
100% {
opacity: 0.0; } }
@keyframes ball-scale-ripple-multiple {
0% {
-webkit-transform: scale(0.1);
transform: scale(0.1);
opacity: 1; }
70% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0.7; }
100% {
opacity: 0.0; } }
.ball-scale-ripple-multiple {
position: relative;
-webkit-transform: translatey(-25px);
-ms-transform: translatey(-25px);
transform: translatey(-25px); }
.ball-scale-ripple-multiple > div:nth-child(0) {
-webkit-animation-delay: -0.2s;
animation-delay: -0.2s; }
.ball-scale-ripple-multiple > div:nth-child(1) {
-webkit-animation-delay: 0s;
animation-delay: 0s; }
.ball-scale-ripple-multiple > div:nth-child(2) {
-webkit-animation-delay: 0.2s;
animation-delay: 0.2s; }
.ball-scale-ripple-multiple > div:nth-child(3) {
-webkit-animation-delay: 0.4s;
animation-delay: 0.4s; }
.ball-scale-ripple-multiple > div {
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
position: absolute;
top: 0;
left: 0;
width: 50px;
height: 50px;
border-radius: 100%;
border: 2px solid #fff;
-webkit-animation: ball-scale-ripple-multiple 1.25s 0s infinite cubic-bezier(.21, .53, .56, .8);
animation: ball-scale-ripple-multiple 1.25s 0s infinite cubic-bezier(.21, .53, .56, .8); }
@-webkit-keyframes ball-beat {
50% {
opacity: 0.2;
-webkit-transform: scale(0.75);
transform: scale(0.75); }
100% {
opacity: 1;
-webkit-transform: scale(1);
transform: scale(1); } }
@keyframes ball-beat {
50% {
opacity: 0.2;
-webkit-transform: scale(0.75);
transform: scale(0.75); }
100% {
opacity: 1;
-webkit-transform: scale(1);
transform: scale(1); } }
.ball-beat > div {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
display: inline-block;
-webkit-animation: ball-beat 0.7s 0s infinite linear;
animation: ball-beat 0.7s 0s infinite linear; }
.ball-beat > div:nth-child(2n-1) {
-webkit-animation-delay: 0.35s !important;
animation-delay: 0.35s !important; }
@-webkit-keyframes ball-scale-multiple {
0% {
-webkit-transform: scale(0);
transform: scale(0);
opacity: 0; }
5% {
opacity: 1; }
100% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0; } }
@keyframes ball-scale-multiple {
0% {
-webkit-transform: scale(0);
transform: scale(0);
opacity: 0; }
5% {
opacity: 1; }
100% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0; } }
.ball-scale-multiple {
position: relative;
-webkit-transform: translatey(-30px);
-ms-transform: translatey(-30px);
transform: translatey(-30px); }
.ball-scale-multiple > div:nth-child(2) {
-webkit-animation-delay: 0.2s;
animation-delay: 0.2s; }
.ball-scale-multiple > div:nth-child(3) {
-webkit-animation-delay: 0.4s;
animation-delay: 0.4s; }
.ball-scale-multiple > div {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
position: absolute;
left: 0px;
top: 0px;
opacity: 0;
margin: 0;
width: 60px;
height: 60px;
-webkit-animation: ball-scale-multiple 1s 0s linear infinite;
animation: ball-scale-multiple 1s 0s linear infinite; }
@-webkit-keyframes ball-triangle-path-1 {
33% {
-webkit-transform: translate(25px, -50px);
transform: translate(25px, -50px); }
66% {
-webkit-transform: translate(50px, 0px);
transform: translate(50px, 0px); }
100% {
-webkit-transform: translate(0px, 0px);
transform: translate(0px, 0px); } }
@keyframes ball-triangle-path-1 {
33% {
-webkit-transform: translate(25px, -50px);
transform: translate(25px, -50px); }
66% {
-webkit-transform: translate(50px, 0px);
transform: translate(50px, 0px); }
100% {
-webkit-transform: translate(0px, 0px);
transform: translate(0px, 0px); } }
@-webkit-keyframes ball-triangle-path-2 {
33% {
-webkit-transform: translate(25px, 50px);
transform: translate(25px, 50px); }
66% {
-webkit-transform: translate(-25px, 50px);
transform: translate(-25px, 50px); }
100% {
-webkit-transform: translate(0px, 0px);
transform: translate(0px, 0px); } }
@keyframes ball-triangle-path-2 {
33% {
-webkit-transform: translate(25px, 50px);
transform: translate(25px, 50px); }
66% {
-webkit-transform: translate(-25px, 50px);
transform: translate(-25px, 50px); }
100% {
-webkit-transform: translate(0px, 0px);
transform: translate(0px, 0px); } }
@-webkit-keyframes ball-triangle-path-3 {
33% {
-webkit-transform: translate(-50px, 0px);
transform: translate(-50px, 0px); }
66% {
-webkit-transform: translate(-25px, -50px);
transform: translate(-25px, -50px); }
100% {
-webkit-transform: translate(0px, 0px);
transform: translate(0px, 0px); } }
@keyframes ball-triangle-path-3 {
33% {
-webkit-transform: translate(-50px, 0px);
transform: translate(-50px, 0px); }
66% {
-webkit-transform: translate(-25px, -50px);
transform: translate(-25px, -50px); }
100% {
-webkit-transform: translate(0px, 0px);
transform: translate(0px, 0px); } }
.ball-triangle-path {
position: relative;
-webkit-transform: translate(-25px, -25px);
-ms-transform: translate(-25px, -25px);
transform: translate(-25px, -25px); }
.ball-triangle-path > div:nth-child(1) {
-webkit-animation-name: ball-triangle-path-1;
animation-name: ball-triangle-path-1;
-webkit-animation-delay: 0;
animation-delay: 0;
-webkit-animation-duration: 2s;
animation-duration: 2s;
-webkit-animation-timing-function: ease-in-out;
animation-timing-function: ease-in-out;
-webkit-animation-iteration-count: infinite;
animation-iteration-count: infinite; }
.ball-triangle-path > div:nth-child(2) {
-webkit-animation-name: ball-triangle-path-2;
animation-name: ball-triangle-path-2;
-webkit-animation-delay: 0;
animation-delay: 0;
-webkit-animation-duration: 2s;
animation-duration: 2s;
-webkit-animation-timing-function: ease-in-out;
animation-timing-function: ease-in-out;
-webkit-animation-iteration-count: infinite;
animation-iteration-count: infinite; }
.ball-triangle-path > div:nth-child(3) {
-webkit-animation-name: ball-triangle-path-3;
animation-name: ball-triangle-path-3;
-webkit-animation-delay: 0;
animation-delay: 0;
-webkit-animation-duration: 2s;
animation-duration: 2s;
-webkit-animation-timing-function: ease-in-out;
animation-timing-function: ease-in-out;
-webkit-animation-iteration-count: infinite;
animation-iteration-count: infinite; }
.ball-triangle-path > div {
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
position: absolute;
width: 10px;
height: 10px;
border-radius: 100%;
border: 1px solid #fff; }
.ball-triangle-path > div:nth-of-type(1) {
top: 50px; }
.ball-triangle-path > div:nth-of-type(2) {
left: 25px; }
.ball-triangle-path > div:nth-of-type(3) {
top: 50px;
left: 50px; }
@-webkit-keyframes ball-pulse-rise-even {
0% {
-webkit-transform: scale(1.1);
transform: scale(1.1); }
25% {
-webkit-transform: translatey(-30px);
transform: translatey(-30px); }
50% {
-webkit-transform: scale(0.4);
transform: scale(0.4); }
75% {
-webkit-transform: translatey(30px);
transform: translatey(30px); }
100% {
-webkit-transform: translatey(0);
transform: translatey(0);
-webkit-transform: scale(1);
transform: scale(1); } }
@keyframes ball-pulse-rise-even {
0% {
-webkit-transform: scale(1.1);
transform: scale(1.1); }
25% {
-webkit-transform: translatey(-30px);
transform: translatey(-30px); }
50% {
-webkit-transform: scale(0.4);
transform: scale(0.4); }
75% {
-webkit-transform: translatey(30px);
transform: translatey(30px); }
100% {
-webkit-transform: translatey(0);
transform: translatey(0);
-webkit-transform: scale(1);
transform: scale(1); } }
@-webkit-keyframes ball-pulse-rise-odd {
0% {
-webkit-transform: scale(0.4);
transform: scale(0.4); }
25% {
-webkit-transform: translatey(30px);
transform: translatey(30px); }
50% {
-webkit-transform: scale(1.1);
transform: scale(1.1); }
75% {
-webkit-transform: translatey(-30px);
transform: translatey(-30px); }
100% {
-webkit-transform: translatey(0);
transform: translatey(0);
-webkit-transform: scale(0.75);
transform: scale(0.75); } }
@keyframes ball-pulse-rise-odd {
0% {
-webkit-transform: scale(0.4);
transform: scale(0.4); }
25% {
-webkit-transform: translatey(30px);
transform: translatey(30px); }
50% {
-webkit-transform: scale(1.1);
transform: scale(1.1); }
75% {
-webkit-transform: translatey(-30px);
transform: translatey(-30px); }
100% {
-webkit-transform: translatey(0);
transform: translatey(0);
-webkit-transform: scale(0.75);
transform: scale(0.75); } }
.ball-pulse-rise > div {
background-color: #fff;
width: 15px;
height: 15px;
border-radius: 100%;
margin: 2px;
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
display: inline-block;
-webkit-animation-duration: 1s;
animation-duration: 1s;
-webkit-animation-timing-function: cubic-bezier(.15, .46, .9, .6);
animation-timing-function: cubic-bezier(.15, .46, .9, .6);
-webkit-animation-iteration-count: infinite;
animation-iteration-count: infinite;
-webkit-animation-delay: 0;
animation-delay: 0; }
.ball-pulse-rise > div:nth-child(2n) {
-webkit-animation-name: ball-pulse-rise-even;
animation-name: ball-pulse-rise-even; }
.ball-pulse-rise > div:nth-child(2n-1) {
-webkit-animation-name: ball-pulse-rise-odd;
animation-name: ball-pulse-rise-odd; }
@-webkit-keyframes ball-grid-beat {
50% {
opacity: 0.7; }
100% {
opacity: 1; } }
@keyframes ball-grid-beat {
50% {
opacity: 0.7; }
100% {
opacity: 1; } }
.ball-grid-beat {
width: 57px; }
.ball-grid-beat > div:nth-child(1) {
-webkit-animation-delay: 0.36s;
animation-delay: 0.36s;
-webkit-animation-duration: 0.96s;
animation-duration: 0.96s; }
.ball-grid-beat > div:nth-child(2) {
-webkit-animation-delay: 0.4s;
animation-delay: 0.4s;
-webkit-animation-duration: 0.93s;
animation-duration: 0.93s; }
.ball-grid-beat > div:nth-child(3) {
-webkit-animation-delay: 0.68s;
animation-delay: 0.68s;
-webkit-animation-duration: 1.19s;
animation-duration: 1.19s; }
.ball-grid-beat > div:nth-child(4) {
-webkit-animation-delay: 0.41s;
animation-delay: 0.41s;
-webkit-animation-duration: 1.13s;
animation-duration: 1.13s; }
.ball-grid-beat > div:nth-child(5) {
-webkit-animation-delay: 0.71s;
animation-delay: 0.71s;
-webkit-animation-duration: 1.34s;
animation-duration: 1.34s; }
.ball-grid-beat > div:nth-child(6) {
&nbs