.shadow {
  /* box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.17); */
  box-shadow: 0px 2px 4px rgba(34,34,34,0.15)
}

.shadow-dark {
  box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.45);
}

.shadow-spread {
  box-shadow: 0px 8px 21px 0px rgba(0,0,0,0.15);  
}