/* http://meyerweb.com/eric/tools/css/reset/ 
   v2.0 | 20110126
   License: none (public domain)
*/

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}
img {
    width: 100%;
}

div {
    width: 500px;
    height: 500px;
    background-color: red;
    position: relative;
    animation: myfirst 5s linear 2s infinite alternate;
  }
  
  @keyframes myfirst {
    0%   {background-color:red; left:0px; top:0px;}
    25%  {background-color:yellow; left:200px; top:0px;}
    50%  {background-color:blue; left:200px; top:200px;}
    75%  {background-color:green; left:0px; top:200px;}
    100% {background-color:red; left:0px; top:0px;}
  }
  
  tap.div {
      width: 100px;
    height: 50px;
    background-color: red;
    font-weight: bold;
    position: relative;
    animation: mymove 5s;
    animation-fill-mode: forwards;
  }
  
  #div1 {animation-timing-function: linear;}
  #div2 {animation-timing-function: ease;}
  #div3 {animation-timing-function: ease-in;}
  #div4 {animation-timing-function: ease-out;}
  #div5 {animation-timing-function: ease-in-out;}
  div {
    transition: all 3s ease-in-out;
  }
  @keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

#div1 img {
  animation: spin 5s linear infinite;
}
#div4 {
  width: 500px; 
  height: 500px; 
    transition: transform 0.3s ease; 
}

#div4:hover {
  transform: scale(0.8);
}
body {
  background-color: yellow;
  animation: spin 10s linear infinite;
}
@keyframes spin {
  0% {
      transform: rotate(0deg);
  }
  100% {
      transform: rotate(360deg);
  }
}