我有最疯狂的时间试图在屏幕上伸展标题。我的宽度设置为100％，但左边有一个巨大的差距。
它似乎与屏幕中间的文字联系在一起，当我确实碰到完全拉伸标题的东西时（比如将我的＆＃34; bg＆＃34;类从<html>移到<body>），突然，下面的文字被猛烈撞击在左边。
我只需要在屏幕上100％标题，并将其下方的文字置于中心位置。救命啊！
/* http://meyerweb.com/eric/tools/css/reset/
v2.0b1 | 201101
NOTE: WORK IN PROGRESS
USE WITH CAUTION AND TEST WITH ABANDON */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, figcaption, figure,
footer, header, hgroup, menu, nav, section, summary,
time, mark, audio, video {
margin: 0;
padding: 0;
border: 0;
outline: 0;
font-size: 100%;
font: inherit;
vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
display: block;
}
body {
line-height: 1;
}
ol, ul {
list-style: none;
}
blockquote, q {
quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
content: '';
content: none;
}
ins {
text-decoration: none;
}
del {
text-decoration: line-through;
}
table {
border-collapse: collapse;
border-spacing: 0;
}
/* MY CODE BEGINS BELOW */
.header {
display: flex;
width: 100%;
height: 150px;
background-color: black;
opacity: 0.8;
position: absolute;
}
.bg {
display: flex;
display: -webkit-flex;
background: black url(https://images.unsplash.com/photo-1465205568425-23fdd3805e49?ixlib=rb-0.3.5&q=80&fm=jpg&crop=entropy&s=7e476dbc9096ec1c869bd2cb97d82c70) no-repeat center center fixed;
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
margin: auto;
padding: auto;
width: 100%;
justify-content: center;
}
.headline {
display: flex;
width: 100%;
justify-content: center;
margin: auto;
-ms-box-orient: horizontal;
display: -webkit-box;
display: -moz-box;
display: -ms-flexbox;
display: -moz-flex;
display: -webkit-flex;
}
.headline p {
margin-top: 200px;
background-color: transparent;
color: white;
font-family: 'Heebo', sans-serif;
font-size: 50px;
width: 100%;
}<!DOCTYPE html>
<html class="bg" lang="en">
<head>
<meta charset="utf-8">
<title>Hi</title>
<meta name="description" content="Testing">
<meta name="author" content="Nate">
<link rel="stylesheet" href="style.css">
<link href="https://fonts.googleapis.com/css?family=Heebo" rel="stylesheet">
<!--[if lt IE 9]>
<script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
</head>
<body>
<div class="header">
</div>
<div class="headline">
<p>Centered Text</p>
</div>
<script src="js/scripts.js"></script>
</body>
</html>
答案 0 :(得分：0)
由于您的标题位于绝对位置，因此您需要为left position添加规则并将其设置为0。请参阅下面的更新代码;
/* http://meyerweb.com/eric/tools/css/reset/
v2.0b1 | 201101
NOTE: WORK IN PROGRESS
USE WITH CAUTION AND TEST WITH ABANDON */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, figcaption, figure,
footer, header, hgroup, menu, nav, section, summary,
time, mark, audio, video {
margin: 0;
padding: 0;
border: 0;
outline: 0;
font-size: 100%;
font: inherit;
vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
display: block;
}
body {
line-height: 1;
}
ol, ul {
list-style: none;
}
blockquote, q {
quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
content: '';
content: none;
}
ins {
text-decoration: none;
}
del {
text-decoration: line-through;
}
table {
border-collapse: collapse;
border-spacing: 0;
}
/* MY CODE BEGINS BELOW */
.header {
display: flex;
width: 100%;
height: 150px;
background-color: black;
opacity: 0.8;
position: absolute;
left : 0;
}
.bg {
display: flex;
display: -webkit-flex;
background: black url(https://images.unsplash.com/photo-1465205568425-23fdd3805e49?ixlib=rb-0.3.5&q=80&fm=jpg&crop=entropy&s=7e476dbc9096ec1c869bd2cb97d82c70) no-repeat center center fixed;
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
margin: auto;
padding: auto;
width: 100%;
justify-content: center;
}
.headline {
display: flex;
width: 100%;
justify-content: center;
margin: auto;
-ms-box-orient: horizontal;
display: -webkit-box;
display: -moz-box;
display: -ms-flexbox;
display: -moz-flex;
display: -webkit-flex;
}
.headline p {
margin-top: 200px;
background-color: transparent;
color: white;
font-family: 'Heebo', sans-serif;
font-size: 50px;
width: 100%;
}<!DOCTYPE html>
<html class="bg" lang="en">
<head>
<meta charset="utf-8">
<title>Hi</title>
<meta name="description" content="Testing">
<meta name="author" content="Nate">
<link rel="stylesheet" href="style.css">
<link href="https://fonts.googleapis.com/css?family=Heebo" rel="stylesheet">
<!--[if lt IE 9]>
<script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
</head>
<body>
<div class="header">
</div>
<div class="headline">
<p>Centered Text</p>
</div>
<script src="js/scripts.js"></script>
</body>
</html>
答案 1 :(得分：0)
尝试将left:0;添加到您的.header。