Transform JS to TS

Small job, could someone transform this JavaScript code to TypeScript. First solving it will earn 20$

const body = document.querySelector('body'),
sidebar = body.querySelector('nav'),
toggle = body.querySelector(".toggle"),
searchBtn = body.querySelector(".search-box"),
modeSwitch = body.querySelector(".toggle-switch"),
modeText = body.querySelector(".mode-text");


toggle.addEventListener("click" , () =>{
sidebar.classList.toggle("close");
})

searchBtn.addEventListener("click" , () =>{
sidebar.classList.remove("close");
})

modeSwitch.addEventListener("click" , () =>{
body.classList.toggle("dark");

if(body.classList.contains("dark")){
modeText.innerText = "Light mode";
}else{
modeText.innerText = "Dark mode";

}
});