.floating-bgm-control{top:max(16px, env(safe-area-inset-top));right:max(16px, env(safe-area-inset-right), calc((100vw - 430px) / 2 + 16px));z-index:80;box-sizing:border-box;opacity:.3;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;background:0 0;border:1px solid;border-radius:50%;place-items:center;width:30px;height:30px;padding:0;display:grid;position:fixed}[data-design=archivebook] .floating-bgm-control:focus-visible{outline-offset:4px!important;outline:2px solid!important}.floating-bgm-control svg{pointer-events:none;display:block}[data-bgm-toggle]{touch-action:manipulation}