TikTok Tutorial #68 - How to create a Lava Lamp
Learn with us how to create an amazing Lava Lamp in HTML and CSS!
If you found us on TikTok on the following post, check out this article and copy-paste the full code!
Happy coding! 😻
Contents:
1. HTML Code
2. CSS Code
3. Javascript Code
Get your code ⬇️
1. HTML Code
.scene
- const height = 400
- const width = 150
- const inRange = (min, max) => Math.floor(Math.random() * (max - min + 1)) + min
mixin lava(amount)
.lava-lamp__lava
svg
ellipse.blob.blob--top(cx='35', cy='0', rx='35', ry='10')
ellipse.blob.blob--bottom(cx='75', cy='270', rx='75', ry='10')
- for (let i = 0; i < amount; i++)
- const speed = inRange(8, 50)
- const delay = inRange(0, 10) - 10
- const height = inRange(30, 100)
- const width = inRange(30, 100)
- const skewX = inRange(0, 10) - 5
- const skewY = inRange(0, 10) - 5
- const rotation = inRange(0, 360)
- const x = inRange(0, 150)
- const direction = Math.random() > 0.5 ? 'alternate' : 'alternate-reverse'
circle.blob(r=(height / 2), cx=x, cy='400', style=`--skewX: ${skewX}; --skewY: ${skewY}; --height: ${height}; --speed: ${speed}; --delay: ${delay}; --direction: ${direction};`)
.lava-lamp(style=`--height: ${height}; --width: ${width}`)
.lava-lamp__main
.lava-lamp__glass
+lava(3)
+lava(4)
+lava(2)
+lava(1)
.lava-lamp__base
svg(style='position: absolute; left: 100%')
defs
filter(id=`goo`)
feGaussianBlur(in='SourceGraphic', stdDeviation='10', result='BLUR')
feColorMatrix(in='BLUR', mode='matrix', values='1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 18 -7', result='GOO')
feBlend(in='SourceGraphic', in2=`goo`)
2. CSS Code
*
box-sizing border-box
body
background darken(#8c14fc, 80%)
min-height 100vh
.scene
align-items center
display flex
justify-content center
width 100vw
position relative
height 100vh
overflow-x hidden
$lamp = #000
// $shadow = #bf55ec
// $core = #663399
// $lava = lighten(#9f5afd, 30%)
// $lava-bg = radial-gradient(circle at 50% 50%, $core 25%, $shadow)
$shadow = #19b5fe
$core = #3a539b
$lava = #29f1c3
$lava-bg = radial-gradient(circle at 50% 50%, $core 25%, $shadow)
img
position absolute
top 50%
left 50%
transform translate(-69.5%, -26%)
opacity .2
height 1300px
.lava-lamp
height calc(var(--height) * 1px)
width calc(var(--width) * 1px)
position relative
&:after
content ''
height 500px
width 500px
position absolute
background radial-gradient(circle at 50% 50%, $shadow, transparent 60%)
top 45%
left 50%
z-index 4
transform translate(-50%, -50%)
filter blur(10px)
opacity .5
&:before
content ''
height 25%
width 300%
border-radius 100%
background radial-gradient(ellipse at 50% 50%, $shadow, transparent 60%)
position absolute
top 85%
left 50%
transform translate(-50%, 0)
opacity .5
filter blur(10px)
&__main
border-radius 50% 50% 50% 50% / 60% 60% 40% 40%
width 100%
height 100%
position relative
overflow hidden
z-index 2
&:after
&:before
background $lamp
content ''
height 12%
left 0
position absolute
width 100%
&:after
top 0
&:before
bottom 0
height 26%
&__glass
background $lava-bg
border-radius 50% / 10%
overflow hidden
height 70%
left 0
position absolute
top 10%
width 100%
z-index 2
&__base
height 20%
width 100%
position absolute
bottom 0
overflow hidden
border-radius 0 0 50% 50% / 0 0 35% 35%
&:before
content ''
background $lamp
border-radius 50% 50% 50% 50% / 60% 60% 40% 40%
position absolute
top -60%
height calc(var(--height) * 1px)
width calc(var(--width) * 1px)
&__lava
border-radius 50% / 10%
height 100%
overflow hidden
position absolute
width 100%
filter url('#goo')
svg
height 280px
width 150px
.blob
animation-delay calc(var(--delay) * 1s)
animation-direction var(--direction)
animation-duration calc(var(--speed) * 1s)
animation-iteration-count infinite
animation-name blob
animation-timing-function linear
fill $lava
transform-box fill-box
&--bottom
&--top
animation none
&--top
animation sway 20s infinite linear
@keyframes sway
50%
transform translate(50%, 0)
@keyframes blob
from
transform skew(calc(var(--skewX) * 1deg), calc(var(--skewY) * 1deg)) translate(0, 0)
to
transform skew(calc(var(--skewX) * 1deg), calc(var(--skewY) * 1deg)) translate(0, calc((400 + (var(--height) * 2)) * -1px))
3. Javascript Code
// NOPE
/**
* Possible by randomly generating CSS variables
* within our markup code.
* Those variables define the characteristics of
* each blob.
*/
I hope you did find this tutorial useful!
For more web development or UI/UX design tutorials, follow us on:
Other useful resources: