Apple Music has this “Spatial Audio” function the place the path of the music in your headphones relies on the placement of the system. It’s powerful to clarify simply how neat it’s. However that’s not what I’m right here to speak about.
I opened up the Apple Music app and noticed a featured playlist of hit songs that assist Spatial Audio. The quilt for it’s this brightly-colored pink container that holds a bunch of bins stacked one on high of one other. The bins animate in one by one, fading in on the heart of the container, then fading out because it scales to the scale of the container. Like an infinite loop.
Cool! I knew I needed to re-create it in CSS. So I did.
Right here’s the way it works…
The markup
I began with the HTML. There’s clearly a container we have to outline, plus nonetheless many bins we wish to animate. I went with a fair 10 bins within the container.
<div class=”container”>
<div class=”field”></div>
<div class=”field”></div>
<div class=”field”></div>
<!– and so on. –>
</div>
That’s actually it for HTML. We’re free to leap proper into the CSS!
Styling the container
Nothing too fancy right here. I measured approximate dimensions based mostly on what I noticed in Apple Music, which occurred to be 315px × 385px. then I took a screenshot of the duvet and dropped it into my picture enhancing app to get the lightest attainable shade, which is across the outdoors edges of the container. My shade picker landed on #eb5bec.
.container {
background-color: #eb5bec;
top: 315px;
width: 385px;
}
As I used to be doing this, I knew I might in all probability need this to be a grid container to align the bins and another parts within the heart. I additionally figured that the bins themselves would begin from the middle of the container and stack on high of each other, that means there shall be some absolute positioning. That additionally means the container should have relative positioning to reign them in.
.container {
background-color: #eb5bec;
top: 315px;
place: relative;
width: 385px;
}
And since we wish the bins to begin from the middle, we are able to attain for grid to assist with that:
.container {
background-color: #eb5bec;
show: grid;
top: 315px;
place-items: heart;
place: relative;
width: 385px;
}
If the bins within the container are rising outward, then there’s an opportunity that they may develop past the container. Higher conceal any attainable overflow.
.container {
background-color: #eb5bec;
top: 315px;
overflow: hidden;
place: relative;
width: 385px;
}
I additionally observed some rounded corners on it, so let’s drop that in whereas we’re right here.
.container {
background-color: #eb5bec;
border-radius: 16px;
top: 315px;
place: relative;
width: 385px;
}
Thus far, so good!
Styling the bins
We’ve 10 .field parts within the markup and we wish them stacked on high of each other. I began with some absolute positioning, then sized them at 100px sq.. Then I did the identical factor with my picture enhancing app to seek out the darkest shade worth of a field, which was #471e45.
.field {
background: #471e45;
top: 100px;
place: absolute;
width: 100px;
}
The bins appear to fade out as they develop. That permits one field to be seen by the opposite, so let’s make them opaque to begin.
.field {
background: #471e45;
top: 100px;
opacity: 0.5;
place: absolute;
width: 100px;
}
Cool, cool. We’re unable to see all of the bins as they’re stacked on high of each other, however we’re making progress!
Creating the animation
Prepared to write down some @keyframes? We’re gonna make this tremendous easy, going from 0 to 100% with none steps in between. We don’t even want these percentages!
@keyframes develop {
from {
/* do stuff */
}
to {
/* do stuff */
}
}
Particularly, we wish two issues to occur from begin to end:
The bins go from our beginning opacity worth of 0.5 to 0 (totally clear).The bins scale as much as the perimeters of the container.
@keyframes develop {
from {
opacity: 0.5;
remodel: scale(0);
}
to {
opacity: 0;
remodel: scale(3.85);
}
}
How’d I land on scaling the bins up by 3.85? Our bins are 100px sq. and the container is 385px tall. A worth of three.85 will get the bins as much as 385px as they fade fully out which makes for a pleasant linear animation after we get there.
Talking of which…
Making use of the animation
It’s fairly simple to name the animation on our bins. Simply gotta be sure it strikes in a liner timing perform on an infinite foundation so it’s just like the Energizer Bunny and retains going and going and going and going and…
.field {
animation: develop 10s linear infinite; /* 10s = 10 bins */
/* and so on. */
}
This offers us the animation we wish. However! The bins are all transferring on the identical time, so all we see is one big field rising.
We’ve gotta stagger these little fellers. No loops in vanilla CSS, sadly, so we’ve to delay every field individually. We are able to begin by setting a customized property for the delay, set it to 1 second, then redefine the customized property on every occasion.
.field {
–delay: 1s;
animation-delay: var(–delay);
/* identical as earlier than */
}
.field:nth-child(2) {
–delay: 2s;
}
.field:nth-child(3) {
–delay: 3s;
}
.field:nth-child(4) {
–delay: 4s;
}
.field:nth-child(5) {
–delay: 5s;
}
/* 5 extra occasions… */
Huzzah!
Carry on rockin’
That’s it! We simply recreated the identical type of impact utilized by Apple Music. There are a couple of ending touches we might plop in there, just like the content material and whatnot. Right here’s my last model once more:
The submit Recreating the Apple Music Hits Playlist Animation in CSS appeared first on CSS-Methods. You’ll be able to assist CSS-Methods by being an MVP Supporter.
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