Javascript para el color de la frontera
var getColor = prompt("Choose your color ", "Enter the color ");
var color;
var el = document.getElementById("color");
el.innerHTML = "Whatever paragraph message.";
if (getColor =="Yellow" || getColor =="yellow" || getColor =="YELLOW"){
color = "#FFFF66";
el.style.borderColor = color;
}
Sore Snake