【CSS】冒泡loading样式

样式一:水平三个冒泡

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<div class="spinner">
<div class="bounce1"></div>
<div class="bounce2"></div>
<div class="bounce3"></div>
</div>
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.spinner > div {
width: 30px;
height: 30px;
background-color: #3a84d8;

border-radius: 100%;
display: inline-block;
-webkit-animation: bouncedelay 1.4s infinite ease-in-out;
animation: bouncedelay 1.4s infinite ease-in-out;
/* Prevent first frame from flickering when animation starts */
-webkit-animation-fill-mode: both;
animation-fill-mode: both;
}

.spinner .bounce1 {
-webkit-animation-delay: -0.32s;
animation-delay: -0.32s;
}

.spinner .bounce2 {
-webkit-animation-delay: -0.16s;
animation-delay: -0.16s;
}

@-webkit-keyframes bouncedelay {
0%, 80%, 100% { -webkit-transform: scale(0.0) }
40% { -webkit-transform: scale(1.0) }
}

@keyframes bouncedelay {
0%, 80%, 100% {
transform: scale(0.0);
-webkit-transform: scale(0.0);
} 40% {
transform: scale(1.0);
-webkit-transform: scale(1.0);
}
}

样式二:同心圆两个冒泡

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<div class="spinner">
<div class="double-bounce1"></div>
<div class="double-bounce2"></div>
</div>
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.spinner {
width: 20px;
height: 20px;
position: relative;
}

.double-bounce1,
.double-bounce2 {
width: 100%;
height: 100%;
border-radius: 50%;
background-color: #3063b2;
opacity: 0.6;
position: absolute;
top: 0;
left: 0;
-webkit-animation: bounce 2.0s infinite ease-in-out;
animation: bounce 2.0s infinite ease-in-out;
}

.double-bounce2 {
-webkit-animation-delay: -1.0s;
animation-delay: -1.0s;
}

@-webkit-keyframes bounce {

0%,
100% {
-webkit-transform: scale(0.0)
}

50% {
-webkit-transform: scale(1.0)
}
}

@keyframes bounce {

0%,
100% {
transform: scale(0.0);
-webkit-transform: scale(0.0);
}

50% {
transform: scale(1.0);
-webkit-transform: scale(1.0);
}
}