css triangle with smooth edges, How to make 3-corner-rounded triangle in CSS

Hello Guys,


Demo:- Click here


Try this


.triangle, .triangle:before, .triangle:after { width: 4em; height: 4em; }
.triangle {
overflow: hidden;
position: relative;
margin: 7em auto 0;
border-radius: 20%;
transform: translateY(50%) rotate(30deg) skewY(30deg) scaleX(.866);
cursor: pointer;
pointer-events: none;
}
.triangle:before, .triangle:after {
position: absolute;
background: orange;
pointer-events: auto;
content: '';
}
.triangle:before {
border-radius: 20% 20% 20% 53%;
transform: scaleX(1.155) skewY(-30deg) rotate(-30deg) translateY(-42.3%)
skewX(30deg) scaleY(.866) translateX(-24%);
}
.triangle:after {
border-radius: 20% 20% 53% 20%;
transform: scaleX(1.155) skewY(-30deg) rotate(-30deg) translateY(-42.3%)
skewX(-30deg) scaleY(.866) translateX(24%);
}

.triangle:hover { overflow: visible; }
.triangle:hover:before, .triangle:hover:after { background: none; }
.triangle:hover, .triangle:hover:before, .triangle:hover:after {
border: dashed 1px;
}