.container {
  background-color: #000;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.logo {
  position: relative;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background-color: #F0AC39;
  box-shadow: inset 0 0 0 20px #E68F20, 
              inset 0 0 20px #D8801A, 
              0 0 20px rgba(0, 0, 0, 0.2);
}

.mario-face {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 180px;
  height: 180px;
  background-color: #E27B13;
  border-radius: 50%;
  box-shadow: inset 0 0 0 10px #E68F20;
  overflow: hidden;
}

.hair {
  position: absolute;
  top: -50px;
  left: -40px;
  width: 260px;
  height: 100px;
  border-radius: 50%;
  background-color: #4F4F4F;
  transform: rotate(-45deg);
  transform-origin: 50% 0;
  box-shadow: 
    -10px -10px 0 0 rgba(255, 255, 255, 0.4),
    -10px -10px 0 20px #4F4F4F,
    -20px -20px 0 20px rgba(255, 255, 255, 0.4),
    -20px -20px 0 40px #4F4F4F,
    -30px -30px 0 40px rgba(255, 255, 255, 0.4),
    -30px -30px 0 60px #4F4F4F;
}

.cap {
  position: absolute;
  top: -70px;
  left: 50%;
  transform: translate(-50%);
  width: 130px;
  height: 80px;
  background-color: #DE1E21;
  border-radius: 50% 50% 0 0;
  box-shadow: 
    0 10px 0 0 #C4161C,
    0 10px 0 10px #4F4F4F,
    0 10px 0 20px #C4161C,
    0 20px 0 20px #4F4F4F