.footnote-container{display:inline-block;position:relative;text-indent:0}.footnote-backdrop{cursor:pointer}.footnote-button{background:rgba(110,110,110,0.2);border:0;border-radius:0.475em;cursor:pointer;display:inline-block;font-size:1rem;height:0.95em;line-height:0;margin:0 0.1em 0 0.2em;padding:0.35em;position:relative;top:-0.2em;transition:background 0.25s;vertical-align:super;width:1.5em;z-index:5}.footnote-button:after{color:rgba(110,110,110,0.5);content:attr(data-fn-number);display:block;font-size:0.57em;font-weight:bold;left:50%;position:absolute;top:50%;transform:translate(-50%, -50%);transition:color 0.25s ease}.footnote-button:hover{background:rgba(110,110,110,0.5);outline:none}.footnote-button:hover:after{color:#fafafa}.footnote-button.is-active{background:#6e6e6e;transition-delay:0.1s}.footnote-button.is-active:after{color:#fafafa}.bf-footnote{background:#fafafa;border:1px solid #d8d8d8;border-radius:0.25em;left:0;margin:1.618em 0;max-width:90vw;opacity:0;position:absolute;top:0;transform-origin:50% 0;transition:opacity 0.25s ease;z-index:10}.bf-footnote.footnote-is-active{opacity:0.97}.bf-footnote.footnote-is-top{bottom:0;top:auto}.footnote-wrapper{background:inherit;border-radius:0.25em;margin:0;max-width:100%;overflow:hidden;position:relative;width:22em;z-index:14}.footnote-tooltip{background:inherit;border:1px solid #d8d8d8;height:1.3em;position:absolute;top:-0.49em;transform:rotate(45deg);width:1.3em;z-index:12}.footnote-is-top .footnote-tooltip{bottom:-0.49em;top:auto}.footnote-content{-webkit-font-smoothing:subpixel-antialiased;line-height:1.418em;max-height:15em;overflow:auto;padding:1em;position:relative;z-index:8}.footnote-content *:first-child{margin-top:0;padding-top:0}.footnote-content *:last-child{margin-bottom:0;padding-bottom:0}