Animación

HTML

<!DOCTYPE html>

<head>

<title>Enhanced Loading Animation</title>

<style>

html, body {

height: 100%;

margin: 0;

display: flex;

justify-content: center;

align-items: center;

background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);

background-size: 400% 400%;

animation: gradientBG 15s ease infinite;

font-family: "Arial", sans-serif;

overflow: hidden;

}

.loader {

text-align: center;

font-size: 3.5em;

font-weight: bold;

color: #fff;

letter-spacing: 0.15em;

position: relative;

padding: 30px;

border-radius: 20px;

background: rgba(0, 0, 0, 0.2);

box-shadow: 0 0 30px rgba(0, 0, 0, 0.5),

inset 0 0 10px rgba(255, 255, 255, 0.2);

}

.loader::before {

content: "";

position: absolute;

top: -5px;

left: -5px;

right: -5px;

bottom: -5px;

border-radius: 25px;

background: linear-gradient(45deg, #ff00cc, #3333ff, #00ffcc, #ffcc00);

background-size: 400% 400%;

z-index: -1;

animation: borderGlow 8s ease infinite;

filter: blur(10px);

opacity: 0.7;

}

.loader span {

display: inline-block;

position: relative;

text-transform: uppercase;

animation: bounce 0.6s cubic-bezier(0.165, 0.84, 0.44, 1) infinite alternate,

pulse 1.8s ease-in-out infinite,

colorShift 4s linear infinite;

text-shadow: 0 0 15px currentColor;

filter: brightness(1.2);

margin: 0 2px;

}

.loader span::before {

content: "";

position: absolute;

bottom: -10px;

left: 0;

width: 100%;

height: 3px;

background: currentColor;

border-radius: 50%;

filter: blur(2px);

opacity: 0.7;

transform: scaleX(0);

animation: dotScale 0.6s ease infinite alternate;

}

.loader span::after {

content: "";

position: absolute;

top: 0;

left: 0;

width: 100%;

height: 100%;

background: linear-gradient(90deg, rgba(255,255,255,0.4), transparent);

transform: skewX(-15deg);

animation: shine 2.5s infinite;

opacity: 0.6;

}

.loader span:nth-child(1) { animation-delay: 0.0s; color: #ff5e62; }

.loader span:nth-child(2) { animation-delay: 0.1s; color: #ff9966; }

.loader span:nth-child(3) { animation-delay: 0.2s; color: #ffcc33; }

.loader span:nth-child(4) { animation-delay: 0.3s; color: #33cc33; }

.loader span:nth-child(5) { animation-delay: 0.4s; color: #3399ff; }

.loader span:nth-child(6) { animation-delay: 0.5s; color: #9966ff; }

.loader span:nth-child(7) { animation-delay: 0.6s; color: #ff66cc; }

@keyframes bounce {

0% { transform: translateY(0px) rotate(0deg); }

100% { transform: translateY(-20px) rotate(5deg); }

}

@keyframes gradientBG {

0% { background-position: 0% 50%; }

50% { background-position: 100% 50%; }

100% { background-position: 0% 50%; }

}

@keyframes pulse {

0%, 100% { transform: scale(1); }

50% { transform: scale(1.15); }

}

@keyframes shine {

0% { left: -100%; }

20% { left: 100%; }

100% { left: 100%; }

}

@keyframes colorShift {

0%, 100% { color: inherit; }

50% { color: white; }

}

@keyframes dotScale {

0% { transform: scaleX(0); opacity: 0; }

100% { transform: scaleX(1); opacity: 0.7; }

}

@keyframes borderGlow {

0% { background-position: 0% 50%; }

50% { background-position: 100% 50%; }

100% { background-position: 0% 50%; }

}

/* Floating particles */

.particle {

position: absolute;

background: rgba(255, 255, 255, 0.6);

border-radius: 50%;

filter: blur(2px);

animation: float linear infinite;

}

@keyframes float {

0% { transform: translateY(0) rotate(0deg); opacity: 0; }

10% { opacity: 1; }

90% { opacity: 1; }

100% { transform: translateY(-100vh) rotate(360deg); opacity: 0; }

}

</style>

</head>

<body>

</div>

// Create floating particles

document.addEventListener('DOMContentLoaded', function() {

const body = document.body;

const particleCount = 20;

for (let i = 0; i < particleCount; i++) {

const particle = document.createElement('div');

particle.classList.add('particle');

// Random properties

const size = Math.random() * 10 + 5;

const duration = Math.random() * 10 + 10;

const delay = Math.random() * 15;

const left = Math.random() * 100;

particle.style.width = `${size}px`;

particle.style.height = `${size}px`;

particle.style.left = `${left}vw`;

particle.style.bottom = `-${size}px`;

particle.style.animationDuration = `${duration}s`;

particle.style.animationDelay = `${delay}s`;

body.appendChild(particle);

}

});

</script>

</body>

</html>

CSS

JS

Recomendado