@keyframes progress {
    0% { --percentage: 0; }
    100% { --percentage: var(--value); }
  }
  
  @property --percentage {
    syntax: '<number>';
    inherits: true;
    initial-value: 0;
  }
  
  [role="progressbar"] {
    --percentage: var(--value);
    --primary: rgb(0, 0, 0);
    --secondary: rgb(206, 206, 206);
    --size: 200px;
    animation: progress 2s 0.5s forwards;
    width: var(--size);
    aspect-ratio: 1;
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    display: grid;
    place-items: center;
    
    
  }
  
  [role="progressbar"]::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: conic-gradient(var(--primary) calc(var(--percentage) * 1%), var(--secondary) 0);
    mask: radial-gradient(white 55%, transparent 0);
    mask-mode: alpha;
    -webkit-mask: radial-gradient(#0000 55%, #000 0);
    -webkit-mask-mode: alpha;
  }
  
  [role="progressbar"]::after {
    counter-reset: percentage var(--value);
    content: counter(percentage) '%';
    font-family: Helvetica, Arial, sans-serif;
    font-size: calc(var(--size) / 5);
    color: var(--primary);
  }