@media only screen and (max-width: 400px) {
  .slidey{
    width: 100%;
  }

}

@media only screen and (max-width: 1919px) {
  .slidey{
    width: 80%;
  }

}

@media only screen and (min-width: 1920px) {
  .slidey{
    width: 80%;
  }
  
}

  
}