JSFiddle - React, Tailwind, and code Playground

HTML

<div class="DC">
  
  <div class="C"></div>
  <div class="S">
    <span></span><b></b>
  </div>
</div>

CSS

.DC {
  position: absolute;
  width: 354px;
  height: 296px;
  top: 72px;
  left: 71px;
  opacity: 1;
}
.S {
   border-bottom: 45px solid red;
   border-left: 11px solid transparent;
   border-right: 11px solid transparent;
   position: absolute;
   height: 0;
   width: 0;
   top: 100px;
   right: 20px;
   display: block;
   content: '';
   -webkit-transform: rotate(0deg);
}
.S:before {
   border-bottom: 45px solid red;
   border-left: 11px solid transparent;
   border-right: 11px solid transparent;
   position: absolute;
   height: 0;
   width: 0;
   top: 10px;
   right: -26px;
   display: block;
   content: '';
   -webkit-transform: rotate(50deg);
}
.S:after {
   border-bottom: 45px solid red;
   border-left: 11px solid transparent;
   border-right: 11px solid transparent;
   position: absolute;
   height: 0;
   width: 0;
   top: 10px;
   right: 5px;
   display: block;
   content: '';
   -webkit-transform: rotate(-50deg);
}
.S span {
   border-bottom: 45px solid red;
   border-left: 11px solid transparent;
   border-right: 11px solid transparent;
   position: absolute;
   height: 0;
   width: 0;
   top: 39px;
   right: -19px;
   display: block;
   content: '';
   -webkit-transform: rotate(151deg);
}
.S span:before {
   border-bottom: 45px solid red;
   border-left: 11px solid transparent;
   border-right: 11px solid transparent;
   position: absolute;
   height: 0;
   width: 0;
   top: 8px;
   right: -26px;
   display: block;
   content: '';
   -webkit-transform: rotate(55deg);
}
.S span:after {
   border-bottom: 45px solid red;
   border-left: 11px solid transparent;
   border-right: 11px solid transparent;
   position: absolute;
   height: 0;
   width: 0;
   top: 5px;
   right: 6px;
   display: block;
   content: '';
   -webkit-transform: rotate(-50deg);
}
.S b {
   border-bottom: 45px solid red;
   border-left: 11px solid transparent;
   border-right: 11px solid transparent;
   position: absolute;
   height: 0;
   width: 0;
   top: 28px;
   right: 9px;
  ...