abbr,address,article,aside,audio,b,blockquote,body,caption,cite,code,dd,del,details,dfn,div,dl,dt,em,fieldset,figure,footer,form,h1,h2,h3,h4,h5,h6,header,html,i,iframe,img,ins,kbd,label,legend,li,mark,menu,nav,object,ol,p,pre,q,samp,section,small,span,strong,sub,summary,sup,table,tbody,td,tfoot,th,thead,time,tr,ul,var,video{margin:0;padding:0;border:0;font-size:100%;font-weight:400;background:transparent}body{background:#fff;min-height:100vh;font-family:BR Hendrix,-apple-system,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Microsoft Yahei,Source Han Sans SC,Noto Sans CJK SC,WenQuanYi Micro Hei,sans-serif}.topic-preview{padding:30px}.futu-rich-text-content{word-wrap:break-word;font-size:16px;line-height:28px;color:#262626}.futu-rich-text-content p{font-size:16px;margin-bottom:16px}.futu-rich-text-content img{cursor:zoom-in}.futu-rich-text-content strong{font-weight:700}.futu-rich-text-content code{padding:.2em;margin:0;font-size:85%;background-color:rgba(27,31,35,.05);border-radius:3px}.futu-rich-text-content blockquote{clear:both;padding:14px 20px;margin:20px 0;border:0;border-left:2px solid #3378dd;color:#9197a3;background:#f6f8fa;font-size:14px;line-height:20px}.futu-rich-text-content blockquote h1,.futu-rich-text-content blockquote h2,.futu-rich-text-content blockquote h3{margin-bottom:0}.futu-rich-text-content blockquote p{margin:0!important;font-size:14px!important;line-height:20px}.futu-rich-text-content img{max-width:100%;height:auto}.futu-rich-text-content a{text-decoration:none;color:#245396;outline:none}.futu-rich-text-content h1,.futu-rich-text-content h2{font-size:1.5em;line-height:36px;margin-bottom:18px;font-weight:700}.futu-rich-text-content h3{font-size:1.17em;line-height:28px;margin-bottom:14px;font-weight:700}.futu-rich-text-content h1 span,.futu-rich-text-content h2 span,.futu-rich-text-content h3 span{font-size:inherit;font-weight:700}.futu-rich-text-content table{width:100%;border:1px solid #dbdfeb;box-sizing:border-box;border-collapse:collapse;margin-bottom:12px}.futu-rich-text-content table td,.futu-rich-text-content table th{padding:8px 20px;border:1px solid #dbdfeb;box-sizing:border-box;min-width:60px;font-size:14px;vertical-align:inherit;word-wrap:break-word;word-break:break-all;word-break:break-word!important}.futu-rich-text-content table td p,.futu-rich-text-content table th p{font-size:14px;margin-bottom:0}.futu-rich-text-content table th{background:#f2f4f7;font-weight:400}.futu-rich-text-content ol,.futu-rich-text-content ul{padding-left:20px}.futu-rich-text-content ul{list-style-type:disc}.futu-rich-text-content ul ul{list-style-type:circle}.futu-rich-text-content ol.no-style,.futu-rich-text-content ul.no-style{list-style-type:none}.futu-rich-text-content input{pointer-events:none!important}.futu-rich-text-content input[type=checkbox],.futu-rich-text-content input[type=radio]{margin-right:.2em}.futu-rich-text-content input:not([type=checkbox]):not([type=radio]){display:none}.futu-rich-text-content .task-list-item{list-style-type:none}.futu-rich-text-content .task-list-item+.task-list-item{margin-top:3px}.futu-rich-text-content .task-list-item input{margin:0 .2em .25em -1.6em;vertical-align:middle}.futu-rich-text-content .no-padding{padding:0!important}.futu-rich-text-content .left-indent-20{padding-left:20px}.futu-rich-text-content .left-indent-40{padding-left:40px}.futu-rich-text-content .list-space-10>:not(:first-child){margin-top:10px}.futu-rich-text-content .list-space-20>:not(:first-child){margin-top:20px}.futu-rich-text-content .align-center,.futu-rich-text-content .hljs-center{text-align:center}.futu-rich-text-content .align-right,.futu-rich-text-content .hljs-right{text-align:right}.futu-rich-text-content .align-left,.futu-rich-text-content .hljs-left{text-align:left}.futu-rich-text-content .text-black{color:#262626}.futu-rich-text-content .text-blue{color:#327fff}.futu-rich-text-content .text-slate-blue{color:#697d95}.futu-rich-text-content .text-gray,.futu-rich-text-content .text-note{color:#9197a3}.futu-rich-text-content .text-orange,.futu-rich-text-content .text-warn{color:#ff6900}.futu-rich-text-content .text-error,.futu-rich-text-content .text-red{color:#f13a3a}.futu-rich-text-content .text-green,.futu-rich-text-content .text-success{color:#00a843}.futu-rich-text-content .font-bold,.futu-rich-text-content .font-bold a,.futu-rich-text-content .font-bold li,.futu-rich-text-content .font-bold p,.futu-rich-text-content .font-bold span{font-weight:700}@media screen and (max-device-width:768px){.futu-rich-text-content table td,.futu-rich-text-content table th{padding:8px 3px;min-width:40px;box-sizing:border-box}}