main{& .indoc_relation_article{margin:2.5em 0.0em;position:relative;padding:2.5em 1em 1em 1.5em;background-color:var(--color-notes-bg);border:2px solid var(--color-reference);font-size:var(--fs-base);border-radius:0 0.5em;&:before{position:absolute;content:'関連記事';top:0;left:0;color:var(--color-primary-text);padding:0 1em;background-color:var(--color-reference);font-size:var(--fs-2xs)}& a{padding:0 0.25em;font-size:var(--fs-md);font-weight:bold;color:var(--color-reference)}}& #pop_relation_article .pop_container2 a{@media only screen and (min-width:0px) and (max-width:599px){width:49%}@media only screen and (min-width:600px) and (max-width:959px){width:32%}}}