Backgrounds — 860 CSS effects

Full-frame gradients, patterns, atmospheres, and animated scenes.

Pure CSS with no dependencies or build step. Open any effect for a live preview, source code, and browser editing.

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Gold Leaf Flutter

Gold leaf flakes drifting and catching light.

#animation #gradient #transform

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Golden Hour

Warm golden hour light bathes everything in honeyed glow.

#animation #gradient #transform

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Golf Course Green

A manicured golf green with the flagstick rippling in the wind.

#animation #gradient #transform

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Goo Blob

A single glossy blob of goo wobbles and morphs organically.

#animation #gradient #transform

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Goo Drip

Thick glossy goo drips slowly down in big blobs.

#animation #gradient #shadow

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Lava Lamp Goo

Glowing blobs of goo rise and fall in a classic lava lamp rhythm.

#animation #gradient #transform

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Goo Stretch

A goo blob stretches and snaps in elastic motion.

#animation #gradient #transform

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Gradient River

A flowing river of multi-color gradient streams gently across.

#animation #gradient #transform

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Gravitational Lens

A massive object bends distant light into a lensed arc.

#animation #gradient #transform

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Greek Key Border

Continuous Greek key meander pattern in gold on deep blue.

#animation #gradient

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Pulsing Cyber Grid

A glowing cyber grid pulses outward from center with a scanning sweep.

#gradient #animation #shadow

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Guitar String Vibrate

A plucked guitar string vibrates against a warm wooden backdrop.

#animation #gradient #transform

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Gymnastics Rings

Two wooden gymnastic rings swing side to side in a gym.

#animation #gradient #transform

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Hail Storm

White hail pellets bounce against a stormy slate sky.

#animation #gradient #transform

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Large Hail

Big hailstones pound down across a dark stormy sky.

#animation #gradient

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Small Hail

Tiny hailstones bounce down across a chilly grey sky.

#animation #gradient

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Pumpkin Glow

A jack-o'-lantern pumpkin glows orange in the dark.

#animation #gradient #transform

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Harlequin Diamonds

Harlequin diamond checker pattern in traditional jester colors.

#animation #gradient

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Harmonograph

Harmonograph pendulum pattern with overlaid sinusoidal curves.

#animation #gradient #transform

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Harp Strings Glow

Angelic harp strings shimmer gold while being plucked in sequence.

#animation #gradient #shadow

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Harvest Moon

A large orange harvest moon rises over silhouette fields.

#animation #gradient #transform

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Warm Haze Drift

A warm orange haze slowly drifts over a sunbaked horizon.

#animation #gradient #transform

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Heat Haze

Shimmering heat haze ripples the air above scorched ground.

#animation #gradient #transform

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Smoky Haze

A drifting smoky haze of grey wisps softens the scene.

#animation #gradient #transform

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Headlight Beam

Two car headlights cast cones of light through fog.

#animation #gradient #transform

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Headlight Tunnel

Symmetric rows of headlights and taillights blur past in a tunnel.

#animation #gradient #transform

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Heisenberg Uncertainty

Probability cloud with uncertain position and momentum.

#animation #gradient #transform

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Herringbone Weave

Classic herringbone weave shifts in alternating warm wood tones.

#animation #gradient

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Honeycomb Hexagons

Golden honeycomb hexagons tessellate with a warm glowing pulse.

#animation #gradient

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Hockey Rink Faceoff

An ice hockey rink with a red faceoff circle and puck sliding.

#animation #gradient #transform

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Hologram Flicker

A glitchy cyan hologram flickers with scanlines and interference.

#animation #gradient #transform

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Holographic Foil

Holographic foil shimmering with shifting rainbow bands.

#animation #gradient

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Holographic Foil

Holographic foil shifts through rainbow angles with metallic shine.

#animation #gradient #transform

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Honey Drip

Golden honey slowly drips from a spoon in slow viscous strands.

#animation #gradient #transform

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Honeycomb Bees

Bees buzz around a golden honeycomb dripping with honey.

#animation #gradient #transform

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Houndstooth

Classic houndstooth checks tessellate in black and white.

#animation #gradient

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Hurdle Jump

A hurdler leaps over a yellow hurdle with motion lines.

#animation #gradient #transform

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Hurricane Spiral

A massive hurricane spiral rotates over a dark ocean from above.

#animation #gradient #transform

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Hydrothermal Vent

A deep-sea hydrothermal vent belches glowing hot mineral plumes.

#animation #gradient #transform

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Ice Cream Melt

An ice cream cone with colorful drips running down the sides.

#animation #gradient #transform

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Ice Crystals

Frosty ice crystals form and shimmer in a cold blue field.

#gradient #animation #shadow

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Ice Fog

Crystalline ice fog shimmers in freezing air over snow.

#animation #gradient #transform

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Ice Rink Zamboni

An ice rink surface with a zamboni sweeping path trails.

#animation #gradient #shadow

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Floating Iceberg

A blue iceberg drifts slowly across a calm arctic sea.

#animation #gradient #transform

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Ikat Weave

Blurry-edged ikat-dyed yarn patterns shift in tribal colors.

#animation #gradient #filter

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Incandescent Flicker

An old incandescent bulb warms up and flickers warmly.

#animation #gradient #transform

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Black Ink

Black ink bleeds and spreads through clear liquid.

#animation #gradient #transform

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Ink Bleed

A single drop of ink bleeds outward in delicate tendrils.

#animation #gradient #transform

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Colored Ink

Vibrant colored inks bleed together in water.

#animation #gradient #transform

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Ink Drop Bloom

A single ink drop blooms outward in delicate branching tendrils.

#animation #gradient #transform

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Ink Splash

A dynamic splash of dark ink bursts outward in star pattern.

#animation #gradient #transform

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Ink Swirl

Dark ink swirls and blooms hypnotically through clear water.

#animation #gradient #transform

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Iridescent Pearl

Pearlescent surface shimmering with shifting pastel hues.

#animation #gradient #transform

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Iridescent Shell

An iridescent abalone shell shimmers with pearlescent colors.

#animation #gradient #transform

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Isometric Cubes

Three-dimensional isometric cubes tessellate in a shifting grid.

#animation #gradient

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Ivy Vines

Climbing ivy vines grow upward across an old brick wall.

#animation #gradient

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Jack-o-Lantern Glow

A carved pumpkin glows with flickering candlelight on Halloween night.

#animation #gradient #transform

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Japanese Maple

Crimson Japanese maple leaves drift down in a Zen garden.

#animation #gradient #transform

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Seigaiha Waves

Traditional Japanese seigaiha wave pattern in blue.

#animation #gradient

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Jazz Trumpet Sparkle

A golden trumpet blares with sparkles emanating from the bell.

#animation #gradient #transform

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Jellyfish Drift

Glowing jellyfish pulse and drift through deep ocean blue.

#gradient #animation #shadow

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Jungle Canopy

A high tropical jungle canopy filters sunlight in green beams.

#animation #gradient #transform

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Dense Jungle

A dense tropical jungle overflows with thick layered foliage.

#animation #gradient #transform

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Tropical Jungle

Lush dense jungle foliage with vibrant greens and filtered light.

#animation #gradient #transform

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Kaleidoscope

A vibrant kaleidoscope of geometric colors rotates in symmetry.

#animation #gradient #transform

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Kaleidoscope 12

A 12-fold kaleidoscope of intricate rotating patterns.

#animation #gradient #transform

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Kaleidoscope 8

An 8-fold kaleidoscope of pastel symmetric colors.

#animation #gradient #transform

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Karaoke Text Scroll

Lyrics scroll horizontally with a highlight bar marking timing.

#animation #gradient #transform

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Kelp Forest

Tall kelp fronds sway gently in an underwater current.

#animation #gradient #transform

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Kente Cloth Weave

West African Kente cloth with bold color blocks.

#animation #gradient

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Kikkou Hexagon

Japanese kikkou tortoise-shell hexagonal lattice.

#animation #gradient #filter

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Anatolian Kilim

Turkish kilim flat-weave with stepped diamond motifs.

#animation #gradient #transform

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Koi Pond

Orange and white koi fish swim lazily through a tranquil pond.

#animation #gradient #transform

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Laser Grid Floor

A neon laser grid stretches to a vanishing point on the horizon.

#animation #gradient #transform

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Laser Line Sweep

A horizontal laser line scans vertically across a dark room.

#animation #gradient #shadow

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Laser Pattern Spin

Concentric laser rings rotate and form a Lissajous pattern.

#animation #gradient #transform

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Laser Show Fan

A fan-shaped burst of green lasers sprays across a dark stage.

#animation #gradient #transform

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Laser Show Grid

Crisscrossing laser beams sweep across a smoky stage grid.

#animation #gradient #shadow

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Lava Flow

Glowing molten lava flows and churns with fiery heat.

#gradient #animation #shadow

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Lava Lamp Blobs

Warm wax blobs rise and fall slowly inside a classic lava lamp.

#animation #gradient #transform

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Lavender Field

Rows of purple lavender sway in neat stripes under a soft sky.

#animation #gradient #transform

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Lavender Mist

Soft purple lavender mist drifts over a calm dawn meadow.

#animation #gradient #transform

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LED Matrix

A grid of LEDs blinks in animated patterns.

#animation #gradient

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Leopard Print

Spotted leopard print pattern with golden rosettes.

#animation #gradient

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Lighthouse Beam

A lighthouse beam sweeps over a stormy night sea.

#animation #gradient #transform

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Ball Lightning

A rare orb of glowing ball lightning drifts through a stormy night.

#animation #gradient #transform

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Lightning Bug Cloud

A swarm of lightning bugs blinks in sync across a summer field.

#animation #gradient #transform

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Fork Lightning

A jagged fork of lightning splits across a stormy night sky.

#animation #gradient #transform

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Sheet Lightning

Silent sheet lightning illuminates the entire cloud layer from within.

#animation #gradient

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Liquid Blob Morph

A glowing blob slowly morphs and rotates through saturated hues.

#gradient #animation #shadow

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Lollipop Spin

A swirl-pattern lollipop spins on its stick.

#animation #gradient #transform

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Lotus Pond

Pink lotus flowers float on still green pond water with lily pads.

#animation #gradient #transform

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Blood Moon Eclipse

A blood-red moon glows during a total lunar eclipse.

#animation #gradient #transform

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Magic Circle

A glowing arcane magic circle rotates on a dark floor.

#animation #gradient #transform

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Magnetar

A highly magnetic neutron star crackles with field lines.

#animation #gradient #transform

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Magnetar Flare

A magnetar star unleashes brilliant magnetic field flares.

#animation #gradient #transform