body {
  background-image: url("m.jpg");
  background-repeat: no-repeat;
  background-position: center;
}

div {
  padding-top: 50px;
  padding-right: 30px;
  padding-bottom: 50px;
  padding-left: 80px;
}

div {
  width: 100px;
  height: 50px;
  background-color: red;
  font-weight: bold;
  position: relative;
  -webkit-animation: mymove 5s infinite; /* Safari 4.0 - 8.0 */
  animation: mymove 5s infinite;
}

/* Safari 4.0 - 8.0 */
#div1 {-webkit-animation-timing-function: linear;}
#div2 {-webkit-animation-timing-function: ease;}
#div3 {-webkit-animation-timing-function: ease-in;}
#div4 {-webkit-animation-timing-function: ease-out;}
#div5 {-webkit-animation-timing-function: ease-in-out;}

/* Standard syntax */
#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;}

/* Safari 4.0 - 8.0 */
@-webkit-keyframes mymove {
  from {left: 0px;}
  to {left: 300px;}
}

/* Standard syntax */
@keyframes mymove {
  from {left: 0px;}
  to {left: 300px;}
}
</style>