Growing Word

const colorMap = ["#5B88BD", "#8FF897", "#A40014"];
let state = 0;

function growingWord() {
    const word = document.getElementsByTagName('p')[2];

    if (word === 'null') {
        throw new Error("No words for you!");
    };

    let fontSize = window.getComputedStyle(word).fontSize.replace("px", "");

    if (state >= colorMap.length) {
        state = 0;
    }

    word.style.color = colorMap[state];
    state++;

    word.style.fontSize = (fontSize === "0" ? "2" : fontSize * 2) + "px";
}