/*body.page-admin-sprava-stranek-dynamicky-obsah #edit-uid-wrapper{*/
  /*width: 300px;*/
/*}*/

body.page-admin-sprava-stranek-dynamicky-obsah input#edit-uid{
  width: 300px;
}

body.page-admin-sprava-stranek-dynamicky-obsah input#edit-custom-search{
  width: 300px;
}