$size: 512px;
body {
  margin: 20px auto;
  width: $size;
}

#logo {
  width:  $size;
  height: $size;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  position: relative;
  //background: rgba(0,0,0,0.2);
  text-align: center;
  span {
    position: relative;
    height: 0;
    margin: 0;
    padding: 0;
    top: 48%;
    //margin-top: $size * -0.01;
    margin-left: $size * 0.015;
    font-family: 'Fira Sans', sans-serif;
    font-weight: 100;
    font-size: $size * 0.22;
    letter-spacing: $size * 0.012;
    text-align: center;
    vertical-align: baseline;
    line-height: 0%;
    display: block;
    color: white;
  }
}

#logo:before {
  margin: 0;
  padding: 0;
  position: absolute;
  width: sqrt(50%*50 + 50%*50);
  height: sqrt(50%*50 + 50%*50);
  transform: rotate(45deg);
  top: sqrt(50%*50 + 50%*50) * 0.21;
  left: sqrt(50%*50 + 50%*50) * 0.21;
  content: '';
  //background: #FF018D;
  background-image: linear-gradient(to bottom right, #FF018D 10%, #FFA6C5 100%);
  z-index: -1;
}