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a.article-link-to-bottom::after, a.article-link-to-top::after { content: ""; left: -1.0em; display: inline-block; position: absolute; width: 0.45em; height: 0.45em; border-top: 1px solid #609BFF; border-right: 1px solid #609BFF; margin-top: 1px; transform-origin: top right; } a.page-link-to-bottom::after, a.article-link-to-bottom::after { top: calc(50% + 0.45em * sqrt(2) / 4); transform: rotate(135deg); } a.page-link-to-top::after, a.article-link-to-top::after { top: calc(50% - 0.45em * sqrt(2) / 4); transform: rotate(-45deg); } a.page-link-to-bottom:hover::after, a.page-link-to-top:hover::after, a.article-link-to-bottom:hover::after, a.article-link-to-top:hover::after { border-top: 1px solid #005CF7; border-right: 1px solid #005CF7; } @media (min-width: 768px){ #page-link-to-bottom-container { display: block; } #page-link-to-bottom-container, #page-link-to-top-container { padding: 0 20px; } a.page-link-to-bottom, a.page-link-to-top { top: unset; bottom: 5px; font-size: 15px; } a.page-link-to-bottom-sp { display: none; } a.article-link-to-bottom, a.article-link-to-top { right: 15px; font-size: 15px; } } @media (min-width: 1200px){ #page-link-to-bottom-container, #page-link-to-top-container { width: 1200px; } }