&nt;contenttype"content";charsetutf8"

&nt;viewport"content"width100%,t;

title登录/title

&nt;m"rel"stylesheet"type"text/css"/

style

&ndexinput,;}

/style

/head

&nin"

!头部

&nt;textc"

&nt;flexyellow"登录/h1