.size-guide-btn{font-size:13px;margin-top:8px;padding:6px 12px;border:1px solid #000;background:#fff;cursor:pointer}.size-guide-btn:hover{background:#000;color:#fff}#size-guide-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999}.size-guide-overlay{position:absolute;width:100%;height:100%;background:rgba(0,0,0,.7)}.size-guide-popup{position:relative;background:#fff;width:720px;max-width:90%;margin:6% auto;padding:20px;text-align:center;border-radius:6px;box-shadow:0 10px 40px rgba(0,0,0,.3)}.size-guide-popup img{max-width:100%;cursor:zoom-in;transition:transform .3s}.size-guide-popup img.zoom{transform:scale(1.8);cursor:zoom-out}.size-guide-close{position:absolute;top:10px;right:15px;font-size:26px;cursor:pointer}