.logo{
  -webkit-box-shadow: -2px 2px 25px 0px rgba(0,0,0,0.75);
  -moz-box-shadow: -2px 2px 25px 0px rgba(0,0,0,0.75);
  box-shadow: -2px 2px 25px 0px rgba(0,0,0,0.75);
}