Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URLs added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using its URL and the proper URL extension.

+ add another resource

JavaScript

Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource

Packages

Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.

Behavior

Auto Save

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.

HTML

              
                <div id="snow"></div>
              
            
!

CSS

              
                // #divtober 16: Snow
// a.singlediv.com/divtober2021

black(alpha)
  rgba(0,0,0,alpha)

white(alpha)
  rgba(255,255,255,alpha)

body
  min-height: 300px
  height: 100vh
  position: relative
  background-color: white

div
  position: absolute
  left: 50%
  top: 50%
    
  @media (max-width: 400px)
      transform: scale(.8)

#snow
  font-size: 10px
  width: 30em
  height: 25em
  margin-left: -(@width/2)
  margin-top: -(@height/2)
  background-repeat: no-repeat
  background-image: linear-gradient(30deg, white(0) 40%, white 41%),
                    linear-gradient(30deg, white(0) 40%, white 41%),
                    linear-gradient(30deg, white(0) 40%, white 41%),
                    linear-gradient(150deg, white 40%, white(0) 41%),
                    linear-gradient(150deg, white 40%, white(0) 41%),
                    linear-gradient(-150deg, white 40%, white(0) 41%),
                    linear-gradient(-150deg, white 40%, white(0) 41%),
                    linear-gradient(160deg, white(0) 40%, white 41%),
                    linear-gradient(-160deg, white(0) 40%, white 41%),
                    radial-gradient(circle at 100% 0, white(0) 50%, white 51%),
                    radial-gradient(circle at 0 0, white(0) 50%, white 51%),
                    radial-gradient(circle, black 50%, black(0) 51%),
                    radial-gradient(circle, black 50%, black(0) 51%),
                    radial-gradient(ellipse at 50% 100%, deepskyblue 50%,
                                                         white(0) 50.5%),
                    radial-gradient(circle at 100% 100%, white(0) 50%, white 51%),
                    radial-gradient(circle at 0 100%, white(0) 50%, white 51%),
                    linear-gradient(140deg, white 40%, white(0) 41%),
                    linear-gradient(140deg, white 40%, white(0) 41%),
                    linear-gradient(-140deg, white 40%, white(0) 41%),
                    radial-gradient(ellipse at 50% 0, white(0) 44.5%,
                                                      deepskyblue 45%,
                                                      deepskyblue 48%,
                                                      white 48.5%),
                    linear-gradient(deepskyblue, deepskyblue),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 0, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, white 50%, white(0) 54%),
                    radial-gradient(ellipse at 50% 100%, crimson 50%,
                                                         alpha(crimson,0) 51%),
                    radial-gradient(ellipse at 50% 0, black 45%,
                                                      black(0) 46%)
  background-size: 3em 3em, 4em 4em, 3em 3em,
                   3em 2em, 3em 2em,
                   3em 2em, 3em 2em,
                   2em 1em, 2em 1em,
                   2em 2em, 2em 2em,
                   1em 1em, 1em 1em,
                   28em 15em,
                   2em 2em, 2em 2em,
                   3em 2em, 3em 2em,
                   3em 2em,
                   25em 10em,
                   16em .6em,
                   1.2em 2.3em,
                   1.2em 2.3em,
                   1.2em 2.3em,
                   1.8em 3.5em,
                   1.2em 2.3em,
                   1.2em 2.3em,
                   1.2em 2.3em,
                   1.2em 2.3em,
                   1.8em 3.5em,
                   1.2em 2.3em,
                   1.2em 2.3em,
                   1.2em 2.3em,
                   1.2em 2.1em,
                   1.7em 3em,
                   1.2em 2.1em,
                   1.2em 2.1em,
                   1.2em 2.1em,
                   1.2em 2.1em,
                   1.7em 3em,
                   1.2em 2.1em,
                   8em 4em,
                   25em 10em
  background-position: 35% 1em, 45% 1em, 55% 1em,
                       24.5% 5.5em, 19% 7.3em,
                       75.5% 5.5em, 79% 7.3em,
                       20% 12.5em, 80% 12.4em,
                       4.5em 11.6em, right 4.5em top 11.6em,
                       13.6em 11em, right 13.6em top 11em,
                       50% -2em,
                       5.5em 14.3em, right 5.5em top 14.3em,
                       7em 18em, 7.5em 19.1em,
                       right 8em top 19em,
                       50% 100%,
                       50% 15em,
                        8.4em 15.4em,
                        9.4em 15.4em,
                       10.4em 15.4em,
                       11.4em 15.4em,
                       13.0em 15.4em,
                       14.0em 15.4em,
                       15.0em 15.4em,
                       16.0em 15.4em,
                       17.0em 15.4em,
                       18.6em 15.4em,
                       19.6em 15.4em,
                       20.6em 15.4em,
                       10.5em 19.5em,
                       11.5em 18.5em,
                       13em 19.5em,
                       14em 19.5em,
                       15em 19.5em,
                       16em 19.5em,
                       17em 18.5em,
                       18.5em 19.5em,
                       50% 85%,
                       50% 100%

  &:before,
  &:after
    display: block
    content: ''
    position: absolute
    width: 3.5em
    height: 5.5em
    top: 6em
    background-color: white
    border-radius: 50%
    box-shadow: 0 .1em 0 .3em black


  &:before
    left: 10.5em
    transform: rotate(35deg)
    background-image: radial-gradient(circle at 80% 35%, black 15%, black(0) 16%)
    box-shadow: 0 .1em 0 .3em black,
                -1.2em 0 0 1.2em deepskyblue,
                -1em .6em 0 1em black(.2)

  &:after
    right: 10.5em
    transform: rotate(-35deg)
    background-image: radial-gradient(circle at 20% 35%, black 15%, black(0) 16%)
    box-shadow: 0 .1em 0 .3em black,
                1.2em 0 0 1.2em deepskyblue,
                1em .6em 0 1em black(.2)
              
            
!

JS

              
                // @lynnandtonic
// a.singlediv.com

              
            
!
999px

Console