JSFiddle - React, Tailwind, and code Playground

by mohsen

HTML

<div class="triangle">
    <div class="rot"></div>

</div>

CSS

.triangle{
    position:relative;
    width:100px;
    height:60px;
    border-bottom:1px solid black;
    border-radius:12px;
}
.rot{
    border-radius:10px;
    border-left: 1px solid black;
border-top: 1px solid black;
width:70px; height:70px;
    -webkit-transform:rotate(45deg);
    position:absolute;
    left:15px;
    top:23px;
}