.star-border-container{border-radius:20px;display:inline-block;position:relative;overflow:hidden}.border-gradient-bottom{opacity:.7;z-index:0;border-radius:50%;width:300%;height:50%;animation:linear infinite alternate star-movement-bottom;position:absolute;bottom:-12px;right:-250%}.border-gradient-top{opacity:.7;z-index:0;border-radius:50%;width:300%;height:50%;animation:linear infinite alternate star-movement-top;position:absolute;top:-12px;left:-250%}.inner-content{color:#fff;text-align:center;z-index:1;background:#000;border:1px solid #222;border-radius:16px;padding:12px 20px;font-size:15px;position:relative}.btn-compact .inner-content{border-radius:14px;padding:8px 14px;font-size:14px}.btn-large .inner-content{border-radius:18px;padding:14px 24px;font-size:16px}@keyframes star-movement-bottom{0%{opacity:1;transform:translate(0%)}to{opacity:0;transform:translate(-100%)}}@keyframes star-movement-top{0%{opacity:1;transform:translate(0%)}to{opacity:0;transform:translate(100%)}}