@charset "utf-8";

#container {border: 1px solid #aaa; 
height: 400px; width: 500px; margin: 0 auto; padding: 10px; position: relative;}

#main {width: 100px; height: 100px; background-color: red; border-radius: 50px;
position: absolute; top: 160px; left: 210px; transition: all 2s ease-in-out .5s}
#container:hover #main {opacity: 0;}

#ball1, #ball2, #ball3, #ball4, #ball5, #ball6, #ball7, #ball8 {
    background-color: #ff8800; height: 20px; width:20px; border-radius: 50px;
    position: absolute; top: 200px; left: 250px; transition: all 2s ease-in-out;}
#container:hover #ball1 {transform: translate(-250px, 200px);}
#container:hover #ball2 {transform: translate(0px, -200px);}
#container:hover #ball3 {transform: translate(250px, -200px);}
#container:hover #ball4 {transform: translate(250px, 0px);}
#container:hover #ball5 {transform: translate(250px, 200px);}
#container:hover #ball6 {transform: translate(0px, 200px);}
#container:hover #ball7 {transform: translate(-250px, -200px);}
#container:hover #ball8 {transform: translate(-250px, 0px);}

#ball1 {transition-delay: 0.1s;}
#ball2 {transition-delay: 0.2s;}
#ball3 {transition-delay: 0.3s;}
#ball4 {transition-delay: 0.4s;}
#ball5 {transition-delay: 0.5s;}
#ball6 {transition-delay: 0.6s;}
#ball7 {transition-delay: 0.7s;}
#ball8 {transition-delay: 0.8s;}