.starburst {
  font: 4em/1.4;
  background:linear-gradient(#e36767, #e70808);  
  width: 2.5em;
  height: 2.5em;
  text-align: center;
  color: #fff;
}

.starburst,
.starburst span {
  display: flex;
  align-items: center;
  justify-content: center;
}

.starburst span {
  width: 100%;
  height: 100%;
  background: inherit;
  transform: rotate(45deg);
    font-size: 15px;
}

.starburst:before,
.starburst:after ,
.starburst span:before,
.starburst span:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: inherit;
  z-index: -1;
  transform: rotate(30deg);
}

.starburst:after {
  transform: rotate(-30deg);
}

.starburst span:after {
  transform: rotate(30deg);
}
.starburst span:before {
  transform: rotate(-30deg);
}

.example {
  position: absolute;
  top: 25px;  
  margin-top: -1.25em;
  margin-left: -1.25em;
}



#example-2 {
  left: 25px;
  transform: rotate(-45deg);
        z-index: 9;
}