.cta{background:url(//uraraclinic.jp/wp-content/themes/urara/lp/u65/css/../img/cta_bg.png) no-repeat center top/100%,linear-gradient(to bottom,#fff 0%,#fff 17%,#fff 17%,#cb9e3d 17%,#cb9e3d 100%);position:relative}a.cta_btn{display:block;width:min(calc(652 / 750 * 100vw), 652px);position:absolute;top:min(calc(94 / 750 * 100vw), 94px);left:50%;transform:translateX(-50%)}a.cta_btn img{animation:leftright .8s ease-in-out infinite}@keyframes leftright{0%{transform:translateX(-1%)}50%{transform:translateX(0%)}100%{transform:translateX(-1%)}}