<div class="box">🌻</div>

body {
  background: #f2f2f2;
  text-align: center;
}

.box {
  background: radial-gradient(circle at top left, #fdbb2d, #22c1c3);  
  
  color: white;
  padding: 6rem 1rem;
  margin: 4rem;
  font-size: 100px;
}