if (document.getElementById("tab1")) {
document.getElementById("tab1").style.display = "flex";
document.getElementsByClassName("tablinks")[0].className += " active";
}
var durl = String(document.URL);

if (durl.indexOf("#") != -1) {
durl = durl.substring(durl.indexOf("#") + 1,durl.length);
  openTab(event, durl);
}

function openTab(evt, name) {
var i, tabcontent, tablinks;
tabcontent = document.getElementsByClassName("tabcontent");
for (i = 0; i < tabcontent.length; i++) {
  tabcontent[i].style.display = "none";
}
tablinks = document.getElementsByClassName("tablinks");
for (i = 0; i < tablinks.length; i++) {
  tablinks[i].className = tablinks[i].className.replace(" active", "");
}
document.getElementById(name).style.display = "flex";
if (evt == undefined) {
  document.getElementsByClassName(durl)[0].className += " active";
  setTimeout(function() {
    window.scroll(0, document.getElementsByClassName("tab")[0].offsetTop)
  }, 1000);
} else {
  evt.currentTarget.className += " active";
}
  }