.loader {
width: 200px;
height: 200px;
border-radius: 200px;
position: relative;
animation: rotate 0.8s steps(12, end) infinite;
}
.loader .prong {
position: absolute;
height: 50%;
width: 16px;
left: calc(50% - 8px);
transform-origin: bottom;
}
.loader .prong .inner {
background: #34657f;
border-radius: 12px;
position: absolute;
width: 100%;
top: 0;
height: 50%;
}
.loader .prong:nth-of-type(1) {
opacity: 0.08;
transform: rotate(30deg);
}
.loader .prong:nth-of-type(2) {
opacity: 0.16;
transform: rotate(60deg);
}
.loader .prong:nth-of-type(3) {
opacity: 0.24;
transform: rotate(90deg);
}
.loader .prong:nth-of-type(4) {
opacity: 0.32;
transform: rotate(120deg);
}
.loader .prong:nth-of-type(5) {
opacity: 0.4;
transform: rotate(150deg);
}
.loader .prong:nth-of-type(6) {
opacity: 0.48;
transform: rotate(180deg);
}
.loader .prong:nth-of-type(7) {
opacity: 0.56;
transform: rotate(210deg);
}
.loader .prong:nth-of-type(8) {
opacity: 0.64;
transform: rotate(240deg);
}
.loader .prong:nth-of-type(9) {
opacity: 0.72;
transform: rotate(270deg);
}
.loader .prong:nth-of-type(10) {
opacity: 0.8;
transform: rotate(300deg);
}
.loader .prong:nth-of-type(11) {
opacity: 0.88;
transform: rotate(330deg);
}
.loader .prong:nth-of-type(12) {
opacity: 0.96;
transform: rotate(360deg);
}

@keyframes rotate {
from {
	transform: rotate(0deg);
}
to {
	transform: rotate(360deg);
}
}