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.footnote-back:hover{text-decoration:underline}article .slide-deck{display:flex;flex-direction:column;gap:1rem}article .slide-deck img{width:100%;height:auto;border-radius:4px;box-shadow:0 2px 8px var(--slide-shadow)}article .container>h1.frame{color:var(--color-heading);font-size:2.6rem;padding-bottom:10px;border-bottom:3px solid var(--color-accent-decor)}@media screen and (max-width:768px){article .container>h1.frame{font-size:1.6rem}}article .subtitle{color:var(--color-text-secondary);font-size:1.15rem}article .container>.source.frame{padding-top:20px;border-top:2px solid var(--color-border);font-size:.9em;color:var(--color-text-secondary)}article .container>.source.frame>*{margin-block:0}article .container>.source.frame>*+*{margin-top:.5rem}article .container>.source.frame strong{color:var(--color-heading);font-weight:600}article .container>.frame a{overflow-wrap:anywhere}article .container>.source.frame a{color:var(--color-accent);text-decoration-line:underline}article 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