.title{text-align:center;margin-bottom:.2em}div#content{max-width:60em;margin:auto}div#postamble{max-width:60em;margin:auto;border-top:1px dashed black}#postamble p,#preamble p{font-size:90%;margin:.2em}div#text-work span{font-size:10px}div#text-work span a{color:gray;text-decoration:none}div#text-work span a:hover{text-decoration:underline}.email::before{content:"Email: xiaoyou.lu";display:inline}.email::after{content:"@luxiaoyou.com";display:inline}