article.cs-articlePreview {width: calc(100% /3 - 2em);}
@media (max-width: 990.98px) { 
  .cs-topsearch {display: none;}
  .cs-miniButtons .cs-searchBar {display: inline-block;}
  article.cs-articlePreview {width: calc(100% /2 - 2em);margin: 1em;}
}
@media (max-width: 599.98px) { 
  article.cs-articlePreview {width: calc(100% /1 - 1em);}
}