Intro to CSS Animation Class with Joni Bologna

Hi again.

Bouncing Dot

Demo HTML/CSS Review

One div per shape

Different styling applied to each

Two separate animations

Two separate animation assignments

Planning Movements

Animation Timeline

1

Setting Moments in CSS

@keyframes bounce {
  45% {
    /* Same original width, height */
  }
  50% {
    /* New styles */
  }
  65% {
    /* Same original width, height */
  }
}

@keyframes shadow-thing {
  50% {
    /* New styles */
  }
}

2

Animation Styling: Dot

Step 1: Move Down

@keyframes bounce {
  45% {
    
  }
  50% {
    transform: translateY(45px);
  }
  65% {
    
  }
}

Step 2: Make Oval

@keyframes bounce {
  45% {
    width: 60px;
    height: 60px;
  }
  50% {
    transform: translateY(45px);
    width: 80px;
    height: 40px;
  }
  65% {
    width: 60px;
    height: 60px;
  }
}

Animation Styling: Shadow

3

opacity

Animation Styling: Shadow

@keyframes shadow-thing {
  50% {
    width: 30px;
    opacity: .5;
  }
}

Assigning Animation: Dot

4

.dot {
    animation: bounce 700ms infinite ease-in-out;
}

animation property

element class

animation name

duration

repeat

transition timing

Transition Timing: ease-in-out

Assigning Animation: Shadow

5

.shadow {
    animation: shadow-thing 700ms infinite;
}

animation property

element class

animation name

duration

repeat

Let’s change the animation values and see what happens!

What Next?

Keep practicing and experimenting

Find all materials at dotdoodl.com

Next class: Morph Dot

Thanks again!

Intro To CSS Animation Class 2 For Kids

By icn

Intro To CSS Animation Class 2 For Kids

Intro to CSS animation class 2: Bounce Dot, for dotdoodl.com series

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