img{margin-left:auto!important;margin-right:auto!important;display:block!important}.markdown-source-view.mod-cm6 .cm-content>*{margin:auto!important}mjx-container{text-align:center!important}.math-booster-begin-proof{padding-right:10px;font-family:CMU Serif,Times,Noto Serif JP;font-weight:700}.math-booster-begin-proof-en{font-style:italic}.math-booster-end-proof{float:right}mjx-xypic-object{color:var(--text-normal)!important}svg>g{stroke:var(--text-normal)!important}