/*手机版隐藏*/

  @media only screen and (max-width:768px) {

    #w_grid-1569491769892{display:none;}

#w_grid-1619502185817{display:none;}
}


/*电脑隐藏*/
  @media only screen and (min-width:769px) { 

  
  /*导航浮动*/
  .w_grid-1562232960048{
	position:fixed;
	z-index:9999;
	top:0;
}
  
  }