#animation CSS effects
3,824 free, pure-CSS effects match the "animation" tag. Each is copy-ready and needs no library or build step.
Effects tagged #animation
Dark Nebula
A dark nebula clouds silhouettes against a starry background.
Emission Nebula
A glowing pink-red emission nebula radiates ionized hydrogen.
Reflection Nebula
A blue reflection nebula glows from scattered starlight.
Neon Flicker Sign
A pink neon sign buzzes and flickers against a brick wall.
Neon Tunnel
Concentric neon rectangles race outward to form a pulsing tunnel effect.
Neutron Star
A tiny incredibly dense neutron star pulses with fierce light.
Noise Texture Overlay
A film-grain noise layer drifts over a moody gradient for analog texture.
Bright Noon Sky
A clear brilliant blue noon sky with gentle drifting cirrus clouds.
Oil in Water
Colorful oil droplets disperse and merge in swirling water.
OKLCH Dawn
A dawn sky mixed in OKLCH, so the hue ramp keeps even lightness with no grey band.
Olympic Torch
The Olympic torch with a flickering flame against a dark sky.
Op Art Illusion
Black and white optical art creates a vibrating illusion of depth.
Color Op Art
Vibrant color optical art with vibrating concentric squares.
Orchestra Pit Glow
Music stands and silhouetted musicians fill a softly lit orchestra pit.
Orchid Bloom
Exotic purple orchid blossoms glow against dark tropical foliage.
Brush Strokes
Bold paint brush strokes sweep diagonally across the canvas.
Pasta Boil
Boiling water bubbles aggressively with floating pasta strands.
Pelagic Zone
Open pelagic ocean shimmers with sunlight rays piercing deep blue.
Persian Carpet Medallion
Persian rug with central medallion and ornate borders.
Perspective Grid Scroll
Synthwave perspective grid that scrolls toward the horizon with a glowing sun.
Phosphorescent Trail
A glowing green trail lingers behind a moving light source.
Ping Pong Table
A blue ping pong table with a net and bouncing white ball.
Pizza Cheese Stretch
A pizza slice pulls away with melted cheese stretching in strings.
Prairie Plains
Wide American prairie with tall grass waving in the wind.
Planetary Nebula Shell
Expanding shells of glowing gas form a planetary nebula remnant.
Plasma Swirl
Overlapping radial gradients rotate against each other to make slow plasma motion.
Olympic Podium
Three-tier Olympic podium with gold, silver, and bronze steps.
Polarized Light
Polarized light microscope crystals in vibrant color bands.
Police Light Bar
Red and blue emergency lights alternate in classic police flash.
Pool Table Felt
Green felt pool table with colored billiard balls rolling.
Fizzy Soda Bubbles
Carbonated soda bubbles fizz and rise in a clear glass.
Pretzel Salt Shine
A golden pretzel with shimmering salt crystals on its surface.
Prism Light
White light splits into a rainbow beam through a glass prism.
Prism Rainbow Refract
White light enters a glass prism and refracts into a dancing rainbow.
Prismatic Shimmer
Prismatic light shimmers with sharp crystal-clear rainbow facets.
Protostar Birth
A new protostar ignites within a swirling cloud of dust.
Pulsar Beam
A rotating pulsar sweeps twin beams of light across the cosmos.
Pulsar Lighthouse
A lighthouse-like pulsar beam sweeps rhythmically through fog.
Pumpkin Spice Latte
A steaming pumpkin spice latte with foam art on top.
Pythagoras Tree
Pythagoras tree fractal with square branches spiraling outward.
Quantum Entanglement
Two entangled particles spinning in mirrored harmony.
Quantum Fluctuation
Quantum vacuum fluctuations sparking particle pairs in and out.
Quartz Resonance
Quartz crystal resonating with vibrational energy field.
Distant Quasar
A distant quasar blazes with incredible brightness across space.
Quatrefoil Tracery
Gothic quatrefoil stone tracery with stained-glass inserts.
Radio Tower Signal
A radio tower broadcasts expanding signal rings into the night sky.
Rain Streaks
Thin diagonal rain streaks fall continuously over a moody storm sky.