<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>HTML基础</title>
</head>
<body>
<!DOCTYPE>
html
head
title
meta
base
body
style
link href、rel
script src
div
article
section
aside
header
main
nav
menu
footer
dialog
a href
p
img src、alt
span
br,hr
h1,h2,h3,h4,h5,h6
b,i,em,var,del,strong
sub,sup,big,small
form action
label for
button type
input type、value、placeholder、checked
textarea cols、rows
select,optgroup,option selected
fieldset,legend（没啥用）
table
caption
thead
tbody
tfoot
th
tr
td
colgroup
col width
hgroup
summary
details
figcaption
figure
</body>
</html>
