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demo.html
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demo.html
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<!DOCTYPE html>
<html>
<head>
<style>
html {
width: 100%;
height: 100%;
}
body {
width: 100%;
height: 100%;
}
.bg {
position: fixed;
height: 100%;
width: 100%;
background: linear-gradient(-45deg, #f5b23f, #3cc8e7, #d8f931, #26e6b9);
background-size: 400% 400%;
animation: gradient 15s ease infinite;
top: 0;
left: 0;
z-index: -1;
}
@keyframes gradient {
0% {
background-position: 0% 50%;
}
50% {
background-position: 100% 50%;
}
100% {
background-position: 0% 50%;
}
}
.text-container {
position: relative;
display: inline-block;
top: 100px;
left: 40px;
}
.text {
cursor: default;
position: relative;
color: #fff;
line-height: 50px;
font-weight: bold;
font-size: 50px;
font-family: 'Courier New';
user-select: none;
-webkit-user-select: none;
}
.text-bg {
background-color: rgba(0, 0, 0, 0.2);
padding: 5px;
}
.spotlight {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
pointer-events: none;
background: radial-gradient(
50px 50px at center center,
transparent,
transparent 100px,
rgba(0, 0, 0, 0.05) 150px
);
opacity: 1;
z-index: 1;
}
.traffic-light-area {
display: block;
height: 30px;
width: 62px;
background: #0000007e;
user-select: none;
position: fixed;
top: 0;
left: 0;
right: 0;
padding-left: 10px;
border-radius: 0 0 5px 0;
}
</style>
</head>
<body>
<!-- <div class="traffic-light-area"></div> -->
<div id="spotlight" class="spotlight"></div>
<div class="text-container">
<span id="text-prefix" class="text">Hello </span>
<span id="text-name" class="text text-bg"></span>
<span id="cursor" class="text">_</span>
</div>
<div class="bg"></div>
<script>
/* Spotlight */
const spotlightEl = document.getElementById('spotlight');
function handleMouseMove(event) {
const { clientX, clientY } = event;
spotlightEl.style =
'background:radial-gradient(50px 50px at ' +
clientX +
'px ' +
clientY +
'px, transparent, transparent 100px, rgba(0,0,0,0.05) 150px)';
}
document.addEventListener('mousemove', handleMouseMove);
/* Typing Effect */
async function startCarosel() {
const textNameEl = document.getElementById('text-name');
const texts = ['Verso.', 'Servo.', 'World!'];
const colors = ['#ffc131', '#3cc8e7', '#ffffff'];
let textIdx = 0;
while (true) {
const text = texts[textIdx];
updateNameColor(textNameEl, colors[textIdx]);
await type(texts[textIdx], textNameEl);
let blinkTimerId = blinkCursor();
await sleep(3200);
cleanCursor(blinkTimerId);
await backspace(textNameEl);
await sleep(500);
textIdx = (textIdx + 1) % texts.length;
}
}
async function type(text, el, delay = 100) {
el.classList.add('text-bg');
for (const ch of text) {
await sleep(delay);
el.innerHTML += ch;
}
}
async function backspace(el) {
let text = el.innerHTML;
while (text.length > 0) {
await sleep(60);
text = text.slice(0, -1);
el.innerHTML = text;
}
el.classList.remove('text-bg');
}
function sleep(ms) {
return new Promise((resolve) => setTimeout(resolve, ms));
}
function blinkCursor() {
const cursor = document.getElementById('cursor');
return setInterval(() => {
if (cursor.innerHTML === '_') {
cursor.innerHTML = '';
} else {
cursor.innerHTML = '_';
}
}, 500);
}
function cleanCursor(timerId) {
clearTimeout(timerId);
const cursor = document.getElementById('cursor');
cursor.innerHTML = '_';
}
function updateNameColor(el, color) {
el.style.color = color;
}
startCarosel();
</script>
</body>
</html>