.steps{width:30px;height:6px;background:url(//www.s-gp.co.jp/wp/wp-content/themes/sgp/css/../images/steps.png) no-repeat;animation:stepsline 1s steps(4) infinite;margin-right:auto;margin-left:auto;margin-bottom:0}@keyframes stepsline{0%{background-position:0 0}100%{background-position:-120px 0}}