``` //给富文本重置样式 .fuwenben{ p, ul, menu, dir,h3{ margin-block-start: 1em; margin-block-end: 1em; margin-inline-start: 0px; margin-inline-end: 0px; } h1{ font-weight: bold ; font-size: 32px ; margin: 21px 0 ; } h2{ font-weight: bold ; font-size: 24px ; margin: 19px 0 ; } h3{ font-weight: bold ; font-size: 19px ; margin: 18px 0 ; } h4{ font-weight: bold ; font-size: 16px ; margin: 21px 0 ; } h5{ font-weight: bold ; font-size: 13px ; margin: 22px 0 ; } h6{ font-weight: bold ; font-size: 11px ; margin: 24px 0 ; } option{ padding: 0px 2px 1px; } input{ padding: 1px; } fieldset{ margin-inline-start: 2px; margin-inline-end: 2px; padding-block-start: 0.35em; padding-inline-start: 0.75em; padding-inline-end: 0.75em; padding-block-end: 0.625em; } textarea{ padding: 2px; } legend{ padding-inline-start: 2px; padding-inline-end: 2px; } a{ text-decoration: underline; color: #4182fa; } ul{ padding-left: 40px ; padding-right: 40px ; list-style: disc; } ol{ list-style: decimal; padding-left: 40px ; padding-right: 40px ; } li{ display: list-item ; list-style: disc; } } ```