JSFiddle - React, Tailwind, and code Playground

HTML

<div id="pie"></div>

CSS

#pie {
    position: relative;
    width: 100px;
    height: 100px;
    background-color: #76dd76;
    border-radius: 50%;
    border: 1px solid #76dd76;
}
#pie:before, #pie:after {
    position: absolute;
    content:"";
    display: block;
    width: 50%;
    height: 50%;
    -webkit-transform-origin: right bottom;
    -moz-transform-origin: right bottom;
    -ms-transform-origin: right bottom;
    transform-origin: right bottom;
    background-color: white;
    border-top-left-radius: 100%;
}
#pie:after {
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
}