*{box-sizing:border-box}
html,body{margin:0;padding:0;background:white}
main{width:100%;margin:0}
.panel{display:block;width:100%;height:auto;margin:0}
.first-purchase,.last-purchase{padding:clamp(22px,4vw,60px) 14% clamp(28px,5vw,75px);background:white}
.purchase-button{display:block;width:100%;border:0;border-radius:clamp(6px,1.2vw,20px);background:#f90060;color:white;font:800 clamp(12px,2.7vw,40px)/1.3 "Hiragino Kaku Gothic ProN",Meiryo,sans-serif;text-align:center;text-decoration:none;box-shadow:0 clamp(2px,.5vw,7px) 0 #bd0049;padding:.2em .7em}
.purchase-button:hover{background:#df0056}
.purchase-button:focus-visible{outline:3px solid #142776;outline-offset:5px}
.purchase-button{min-height:52px;padding:.8em .7em;font-size:clamp(16px,2.7vw,40px)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media print{.first-purchase,.last-purchase{display:none}}