function showSideBar() {
    var show = document.querySelector(".mainmenu");
    if (show.style.display === "block") {
      show.style.display = "none";
    } else {
      show.style.display = "block";
    }
  }
  
  
  
  function accountDrop() {
  var show = document.querySelector("#dropdown");
  if(show.style.display == "block"){
   show.style.display = "none";
  }
  else {
   show.style.display = "block"
  }
  }