JSFiddle - React, Tailwind, and code Playground

HTML

<div class="transformpie">
    <div class="p5">
        <div class="hide"></div>
        <div class="wheel"></div>
    </div>
    <div class="content">
        Pure Css
    </div>
</div>

<div id="a1">
    
</div>

<div id="a2">
    
</div>

<div class="backgroundpie p5">
    <div class="content">
        Pure Css
    </div>
</div>

<div id="t1">
    
</div>

<div id="t2">
    
</div>

CSS

.transformpie {
    width: 150px;
    height: 150px;
    padding: 0;
    margin: 0;
    position: relative;
    border-radius: 50%;
    border: 5px solid #00ff00;
    
}

.transformpie .wheel, .transformpie .hide,  .transformpie .content{
    margin:-5px;
    border: 5px solid transparent;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    line-height: 150px;
    text-align: center;
} 


.transformpie .hide {    
    z-index: 11;
}

.transformpie .p5 .wheel {
    border-top: 5px solid #0000ff;
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg); 
}

.transformpie>.p5>.hide {
    border-top: 5px solid #00ff00;
    -webkit-transform: rotate(63deg); /* 5% bei 360 Grad ergibt 18. 18+45 = 63*/
    -moz-transform: rotate(63deg);
    -o-transform: rotate(63deg);
    -ms-transform: rotate(63deg);
    transform: rotate(63deg); 
}




.backgroundpie {
    width: 150px;
    height:150px;
    display: block;
    border-radius: 50%;
    background-color: #00ff00;
    position:relative;
}

.backgroundpie.p5 {
    background-image:
        linear-gradient(108deg , transparent 50%    , #00ff00 50%), /* 5% 350 = 18 90+18 = 108 */
        linear-gradient(90deg, transparent 50%, #0000ff 50%);
}

.backgroundpie:before{
    content: "";
    position: absolute;
    width: 140px;
    height: 140px;
    background: white;
    z-index: 1;
    border-radius: 50%;
    left: 5px;
    top: 5px;
}
.backgroundpie>.content {
    position: absolute;
    width: 150px;
    height: 150px;
    line-height:150px;
    text-align:center;
    z-index: 2;
}


#a1, #a2 {
    border: 5px solid transparent;
    width: 150px;
    height: 150px;
    border-radius: 50%;
}

#a1 {
    border-top: 5px solid #0000ff;
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform:...