JSFiddle - React, Tailwind, and code Playground

HTML

<body>
         <div class="c100 p12"> <span>12%</span>
              <div class="slice">
                <div class="bar"></div>
                <div class="fill"></div>
              </div>
           
          </div>
          
          <div class="c100 p25"> <span>25%</span>
              <div class="slice">
                <div class="bar"></div>
                <div class="fill"></div>
              </div>
           
          </div>

</body>

CSS

.pie,
.c100 .bar {
    position: absolute;
    border: 0.08em solid #307bbb;
    width: 0.84em;
    height: 0.84em;
    clip: rect(0em, 0.5em, 1em, 0em);
    border-radius: 50%;
    -webkit-transform: rotate(0deg);
    -moz-transform: rotate(0deg);
    -ms-transform: rotate(0deg);
    -o-transform: rotate(0deg);
    transform: rotate(0deg);
}

.c100 {
    position: relative;
    font-size: 120px;
    width: 1em;
    height: 1em;
    border-radius: 50%;
    float: left;
    margin: 0 0.1em 0.1em 0;
    background-color: #cccccc;
}

.c100 > span {
    position: absolute;
    width: 100%;
    z-index: 1;
    left: 0;
    top: 0;
    width: 5em;
    line-height: 5em;
    font-size: 0.2em;
    color: #cccccc;
    display: block;
    text-align: center;
    white-space: nowrap;
    -webkit-transition-property: all;
    -moz-transition-property: all;
    -o-transition-property: all;
    transition-property: all;
    -webkit-transition-duration: 0.2s;
    -moz-transition-duration: 0.2s;
    -o-transition-duration: 0.2s;
    transition-duration: 0.2s;
    -webkit-transition-timing-function: ease-out;
    -moz-transition-timing-function: ease-out;
    -o-transition-timing-function: ease-out;
    transition-timing-function: ease-out;
}

.c100:after {
    position: absolute;
    top: 0.08em;
    left: 0.08em;
    display: block;
    content: " ";
    border-radius: 50%;
    background-color: #f5f5f5;
    width: 0.84em;
    height: 0.84em;
    -webkit-transition-property: all;
    -moz-transition-property: all;
    -o-transition-property: all;
    transition-property: all;
    -webkit-transition-duration: 0.2s;
    -moz-transition-duration: 0.2s;
    -o-transition-duration: 0.2s;
    transition-duration: 0.2s;
    -webkit-transition-timing-function: ease-in;
    -moz-transition-timing-function: ease-in;
    -o-transition-timing-function: ease-in;
    transition-timing-function: ease-in;
}

.c100 .slice {
    position: absolute;
    width: 1em;
    height: 1em;
    clip:...