.Four{
width: 50px;
height: 50px;
position: relative;
margin-top:100px;
margin-left: 100px;
}
.Four span{
display: inline-block;
width: 16px;
height: 16px;
border-radius: 50%;
background: #0A0A0A;
position: absolute;
-webkit-animation: load 0.8s ease infinite;
}
@-webkit-keyframes load{
0%{
opacity: 1;
width: 8px;
height: 8px;
}
100%{
opacity: 0.2;
width: 1px;
height: 1px;
}
}
.Four span:nth-child(1){
left: 0;
top: 50%;
width: 8px;
height: 8px;
margin-top:-4px;
-webkit-animation-delay:0.1s;
}
.Four span:nth-child(2){
left: 7px;
top: 7px;
width: 7px;
height: 7px;
-webkit-animation-delay:0.2s;
}
.Four span:nth-child(3){
left: 50%;
top: 0;
margin-left: -4px;
width: 6px;
height: 6px;
-webkit-animation-delay:0.3s;
}
.Four span:nth-child(4){
top: 7px;
right:7px;
width: 5px;
height: 5px;
-webkit-animation-delay:0.4s;
}
.Four span:nth-child(5){
right: 0;
top: 50%;
margin-top:-4px;
width: 4px;
height: 4px;
-webkit-animation-delay:0.5s;
}
.Four span:nth-child(6){
right: 7px;
bottom:7px;
width: 3px;
height: 3px;
-webkit-animation-delay:0.6s;
}
.Four span:nth-child(7){
bottom: 0;
left: 50%;
margin-left: -4px;
width: 2px;
height: 2px;
-webkit-animation-delay:0.7s;
}
.Four span:nth-child(8){
bottom: 7px;
left: 7px;
width: 1px;
height: 1px;
-webkit-animation-delay:0.8s;
}
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