<div class="spinner-1"></div>
<div class="spinner-2"></div>
<div class="spinner-3"></div>
<div class="spinner-4"></div>
<div class="spinner-5"></div>
<div class="spinner-6"></div>
<div class="spinner-7"></div>
<div class="spinner-8"></div>
<div class="spinner-9"></div>
<div class="spinner-10"></div>
.spinner-1 {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  padding: 6px;
  background:
    conic-gradient(from 135deg at top,currentColor 90deg, #0000 0) 0 calc(50% - 4px)/17px 8.5px,
    radial-gradient(farthest-side at bottom left,#0000 calc(100% - 6px),currentColor calc(100% - 5px) 99%,#0000) top right/50%  50% content-box content-box,
    radial-gradient(farthest-side at top        ,#0000 calc(100% - 6px),currentColor calc(100% - 5px) 99%,#0000) bottom   /100% 50% content-box content-box;
  background-repeat: no-repeat;
  animation:s1 1s infinite linear;
}

@keyframes s1{ 
  100%{transform: rotate(1turn)}
}

.spinner-2 {
    width: 50px;
    height: 50px;
    display: grid;
}
.spinner-2::before,
.spinner-2::after {    
    content:"";
    grid-area: 1/1;
    --c: radial-gradient(farthest-side,#25b09b 92%,#0000);
    background: 
      var(--c) 50%  0, 
      var(--c) 50%  100%, 
      var(--c) 100% 50%, 
      var(--c) 0    50%;
    background-size: 12px 12px;
    background-repeat: no-repeat;
    animation: s2 1s infinite;
}
.spinner-2::before {
  margin:4px;
  filter:hue-rotate(45deg);
  background-size: 8px 8px;
  animation-timing-function: linear
}

@keyframes s2{ 
  100%{transform: rotate(.5turn)}
}

.spinner-3 {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: 
    radial-gradient(farthest-side,#ffa516 94%,#0000) top/8px 8px no-repeat,
    conic-gradient(#0000 30%,#ffa516);
  -webkit-mask: radial-gradient(farthest-side,#0000 calc(100% - 8px),#000 0);
  animation:s3 1s infinite linear;
}

@keyframes s3{ 
  100%{transform: rotate(1turn)}
}

.spinner-4 {
  width: 50px;
  height: 50px;
  display: grid;
  animation: s4 4s infinite;
}
.spinner-4::before,
.spinner-4::after {    
  content:"";
  grid-area: 1/1;
  border:8px solid;
  border-radius: 50%;
  border-color:red red #0000 #0000;
  mix-blend-mode: darken;
  animation: s4 1s infinite linear;
}
.spinner-4::after {
  border-color:#0000 #0000 blue blue;
  animation-direction: reverse;
}

@keyframes s4{ 
  100%{transform: rotate(1turn)}
}


.spinner-5 {
  width: 50px;
  height: 50px;
  display: grid;
  border:4px solid #0000;
  border-radius: 50%;
  border-right-color:#25b09b;
  animation: s5 1s infinite linear;
}
.spinner-5::before,
.spinner-5::after {    
  content:"";
  grid-area: 1/1;
  margin:2px;
  border:inherit;
  border-radius: 50%;
  animation: s5 2s infinite;
}
.spinner-5::after {
  margin:8px;
  animation-duration: 3s;
}

@keyframes s5{ 
  100%{transform: rotate(1turn)}
}

.spinner-6 {
  width: 50px;
  height: 50px;
  display: grid;
  border:4px solid #0000;
  border-radius: 50%;
  border-color:#ccc #0000;
  animation: s6 1s infinite linear;
}
.spinner-6::before,
.spinner-6::after {    
  content:"";
  grid-area: 1/1;
  margin:2px;
  border:inherit;
  border-radius: 50%;
}
.spinner-6::before {
  border-color:#f03355 #0000;
  animation:inherit; 
  animation-duration: .5s;
  animation-direction: reverse;
}
.spinner-6::after {
  margin:8px;
}

@keyframes s6 { 
  100%{transform: rotate(1turn)}
}

.spinner-7 {
  width: 70px;
  height: 70px;
  background:
    radial-gradient(farthest-side,#ffa516 90%,#0000) center/16px 16px,
    radial-gradient(farthest-side,green   90%,#0000) bottom/12px 12px;
  background-repeat: no-repeat;
  animation: s7 1s infinite linear;
  position: relative;
}
.spinner-7::before {    
  content:"";
  position: absolute;
  width:8px;
  height:8px;
  inset:auto 0 16px;
  margin: auto;
  background:#ccc;
  border-radius: 50%;
  transform-origin: 50% calc(100% + 10px);
  animation:inherit;
  animation-duration: 0.5s;
}


@keyframes s7 { 
  100%{transform: rotate(1turn)}
}


.spinner-8 {
  width: 50px;
  height: 50px;
  --c: radial-gradient(farthest-side,#514b82 92%,#0000);
  background: 
    var(--c) 50%  0, 
    var(--c) 50%  100%, 
    var(--c) 100% 50%, 
    var(--c) 0    50%;
  background-size: 10px 10px;
  background-repeat: no-repeat;
  animation: s8 1s infinite;
  position: relative;
}
.spinner-8::before {    
  content:"";
  position: absolute;
  inset:0;
  margin: 3px;
  background:repeating-conic-gradient(#0000 0 35deg,#514b82 0 90deg);
  -webkit-mask:radial-gradient(farthest-side,#0000 calc(100% - 3px),#000 0);
  border-radius: 50%;
}

@keyframes s8 { 
  100%{transform: rotate(.5turn)}
}

.spinner-9 {
  width: 50px;
  height: 50px;
  display: grid;
  color:#854f1d;
  background: radial-gradient(farthest-side, currentColor calc(100% - 6px),#0000 calc(100% - 5px) 0);
  -webkit-mask:radial-gradient(farthest-side,#0000 calc(100% - 13px),#000 calc(100% - 12px));
  border-radius: 50%;
  animation: s9 2s infinite linear;
}
.spinner-9::before,
.spinner-9::after {    
  content:"";
  grid-area: 1/1;
  background:
    linear-gradient(currentColor 0 0) center,
    linear-gradient(currentColor 0 0) center;
  background-size: 100% 10px,10px 100%;
  background-repeat: no-repeat;
}
.spinner-9::after {
   transform: rotate(45deg);
}

@keyframes s9 { 
  100%{transform: rotate(1turn)}
}

.spinner-10 {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 8px solid #514b82;
  animation:
    s10-1 0.8s infinite linear alternate,
    s10-2 1.6s infinite linear;
}
@keyframes s10-1{
   0%    {clip-path: polygon(50% 50%,0       0,  50%   0%,  50%    0%, 50%    0%, 50%    0%, 50%    0% )}
   12.5% {clip-path: polygon(50% 50%,0       0,  50%   0%,  100%   0%, 100%   0%, 100%   0%, 100%   0% )}
   25%   {clip-path: polygon(50% 50%,0       0,  50%   0%,  100%   0%, 100% 100%, 100% 100%, 100% 100% )}
   50%   {clip-path: polygon(50% 50%,0       0,  50%   0%,  100%   0%, 100% 100%, 50%  100%, 0%   100% )}
   62.5% {clip-path: polygon(50% 50%,100%    0, 100%   0%,  100%   0%, 100% 100%, 50%  100%, 0%   100% )}
   75%   {clip-path: polygon(50% 50%,100% 100%, 100% 100%,  100% 100%, 100% 100%, 50%  100%, 0%   100% )}
   100%  {clip-path: polygon(50% 50%,50%  100%,  50% 100%,   50% 100%,  50% 100%, 50%  100%, 0%   100% )}
}
@keyframes s10-2{ 
  0%    {transform:scaleY(1)  rotate(0deg)}
  49.99%{transform:scaleY(1)  rotate(135deg)}
  50%   {transform:scaleY(-1) rotate(0deg)}
  100%  {transform:scaleY(-1) rotate(-135deg)}
}


/**/
body {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
  grid-auto-rows: 130px;
  place-items:center;
}

* {
  box-sizing: border-box;
}
/* more loaders here: https://dev.to/afif/series/12889 */

External CSS

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External JavaScript

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