我正在尝试使用字体大小：12px 和行高：18px 的基线网格。
除了 H 标签外，大多数东西似乎都可以排列。特别是 h2 标签以基线指南结束，贯穿其中。
这是我尝试在此基础上建立网站的第一次尝试，所以我不确定它是否意味着这样，因为它们的边距仍然允许其他所有内容都到位，但标题并没有像我预期的那样出现。
结果的屏幕截图：
CSS
/* reset.css */
html {margin:0;padding:0;border:0;}
body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, code, del, dfn, em, img, q, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, dialog, figure, footer, header, hgroup, nav, section {margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline;}
article, aside, details, figcaption, figure, dialog, footer, header, hgroup, menu, nav, section {display:block;}
body {line-height:1.5;background:white;}
table {border-collapse:separate;border-spacing:0;}
caption, th, td {text-align:left;font-weight:normal;float:none !important;}
table, th, td {vertical-align:middle;}
blockquote:before, blockquote:after, q:before, q:after {content:'';}
blockquote, q {quotes:"" "";}
a img {border:none;}
:focus {outline:0;}
/* typography.css */
html {font-size:100.01%;}
body {font-size:75%;color:#444;font-family:"Helvetica Neue", Arial, Helvetica, sans-serif;background: url("../images/gridbg.gif") repeat scroll 0 0 #FFFFFF;}
h1, h2, h3, h4, h5, h6 {font-weight:normal;color:#111;}
h1 {font-size:3em;line-height:1;margin-bottom:0.5em;}
h2 {font-size:2em;margin-bottom:0.75em;}
h3 {font-size:1.5em;line-height:1;margin-bottom:1em;}
h4 {font-size:1.2em;line-height:1.25;margin-bottom:1.25em;}
h5 {font-size:1em;font-weight:bold;margin-bottom:1.5em;}
h6 {font-size:1em;font-weight:bold;}
h1 img, h2 img, h3 img, h4 img, h5 img, h6 img {margin:0;}
HTML
<h1>Welcome</h1>
<p>
Feel free to select a few different date/time combinations in order of preference.
This makes it easier for us to accomodate you when it is busy.
If your prefered slot is unavailable we will contact you to confirm whether you would like to use one of the alternatives you had previously specified.
</p>
<p>
Feel free to select a few different date/time combinations in order of preference.
This makes it easier for us to accomodate you when it is busy.
If your prefered slot is unavailable we will contact you to confirm whether you would like to use one of the alternatives you had previously specified.
</p>
<h2>Welcome</h2>
<p>
Feel free to select a few different date/time combinations in order of preference.
This makes it easier for us to accomodate you when it is busy.
If your prefered slot is unavailable we will contact you to confirm whether you would like to use one of the alternatives you had previously specified.
</p>
<h3>Welcome</h3>
<p>
Feel free to select a few different date/time combinations in order of preference.
This makes it easier for us to accomodate you when it is busy.
If your prefered slot is unavailable we will contact you to confirm whether you would like to use one of the alternatives you had previously specified.
</p>