box
const box = document.getElementById("box1");
box.style.padding = "2rem";
box.style.margin = "4rem";
box.style.backgroundColor = "#51b752";
box.style.color = "whitesmoke";
box.style.textAlign = "center";
box.style.fontSize = "3rem";
box.style.border = "0.5rem solid #dc4a68";