2017-01-14 4 views
0

То, что я пытаюсь сделать, - это центрировать текст (и изображение, которое будет бок о бок или поверх текста), но команда justify-content: center doesn ' я работаю для меня. Он центрируется горизонтально, но не вертикально. Не могли бы вы рассказать мне, что пошло не так? Я на самом деле новичок, и это мой первый сайт.justify-content: center не работает

Вот код:

body { 
 
    font-family: Gotham A,Gotham B,Helvetica,Arial,sans-serif; 
 
} 
 
h1 { 
 
    font-size: 3em; 
 
    text-transform:uppercase; 
 

 
} 
 

 
h4 { 
 
    font-size: 1.5em; 
 
    color:#9e9e9e; 
 
    } 
 
section { 
 
    width: 100%; 
 
    display: inline-block; 
 
    margin: 0; 
 
    max-width: 960; 
 
    height:100vh; 
 
    vertical-align: middle; 
 
} 
 
#welcome-screen { 
 
    width: 100%; 
 
    display: table; 
 
    margin: 0; 
 
    max-width: none; 
 
    height:100vh; 
 
    background-color:#ebebeb; 
 
    padding:0 7%; 
 
} 
 
.heading { 
 
    display:table-cell; 
 
    vertical-align: middle; 
 
} 
 
.heading-span { 
 
    display: block; 
 
    color: #8e8e8e; 
 
    font-size: 18px; 
 
    margin-top: 0px; 
 
    text-transform:none; 
 
} 
 
.scrolldown-button { 
 
    position: absolute; 
 
    display: table; 
 
    text-align: center; 
 
    bottom: 30px; 
 
    left: 0; 
 
    right: 0; 
 
    margin: 0 auto 0 auto; 
 
    width: 48px; 
 
    height: 48px; 
 
    font-size:20px; 
 
} 
 
a { 
 
    color:#000000; 
 
    transition: ease-in-out 0.15s 
 
} 
 
a:hover{ 
 
    color:#fbd505; 
 
} 
 
#content { 
 
    width: 100%; 
 
    height:100vh; 
 
} 
 
.wrapper { 
 
    display: flex; 
 
    flex-direction: column; 
 
    align-items: center; 
 
    justify-content: center; 
 
} 
 
p { 
 
    display:column; 
 
    vertical-align: middle; 
 
    max-width: 960px; 
 
} 
 
.content-heading-span { 
 
    display: block; 
 
    font-size: 32px; 
 
    margin-top: 0px; 
 
    text-transform:uppercase; 
 
    margin-left:-20px; 
 
}
<!DOCTYPE html> 
 
<html > 
 
<head> 
 
    <meta charset="UTF-8"> 
 
    <title>Test</title> 
 
    <meta name="viewport" content="width=device-width, initial-scale=1"> 
 
    
 
    <link rel='stylesheet prefetch' href='https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.min.css'> 
 
    <link rel="stylesheet" href="css/style.css"> 
 
    <link rel="stylesheet" href="path/to/font-awesome/css/font-awesome.min.css"> 
 
    <link rel="stylesheet" href="https://cloud.typography.com/6493094/7214972/css/fonts.css"> 
 

 
</head> 
 

 
<body> 
 
    <section id="welcome-screen"> 
 
    <div class="heading"> 
 
     <h1><span class="heading-span">Hi! My name is</span> 
 
     <strong>John Doe</strong> 
 
     </h1> 
 
    </div> 
 
    <div class="scrolldown-button"> 
 
     <a href="#content"><span class="glyphicon glyphicon-chevron-down" aria-hidden="true"></span></a> 
 
    </div> 
 
    </section> 
 
    <section> 
 
    <div id="content"> 
 
    <div class="wrapper"> 
 
     <p><span class="content-heading-span"><strong>O Mnie</strong></span>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin eget bibendum odio, eget varius tortor. Etiam imperdiet, sem in faucibus convallis, justo purus rutrum magna, ut lacinia ex tellus sit amet lectus. Curabitur tempor imperdiet laoreet. Quisque magna magna, tempus a nibh vitae, maximus malesuada mi. Nulla a justo dolor. Nullam risus nisl, vulputate vel arcu id, viverra finibus mauris. Donec porttitor lectus ut augue vehicula, vitae vehicula turpis eleifend. Proin eu quam at odio consectetur tincidunt. Proin eget elit id purus lacinia tincidunt. Nam at urna est. Quisque viverra nisi eu molestie accumsan. Ut at porttitor sem, quis viverra massa. Nulla odio libero, dictum a diam euismod, rhoncus efficitur lectus. Suspendisse eu mi vel diam euismod fermentum at et.</p> 
 
     <p><span class="content-heading-span"><strong>O Mnie</strong></span>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin eget bibendum odio, eget varius tortor. Etiam imperdiet, sem in faucibus convallis, justo purus rutrum magna, ut lacinia ex tellus sit amet lectus. Curabitur tempor imperdiet laoreet. Quisque magna magna, tempus a nibh vitae, maximus malesuada mi. Nulla a justo dolor. Nullam risus nisl, vulputate vel arcu id, viverra finibus mauris. Donec porttitor lectus ut augue vehicula, vitae vehicula turpis eleifend. Proin eu quam at odio consectetur tincidunt. Proin eget elit id purus lacinia tincidunt. Nam at urna est. Quisque viverra nisi eu molestie accumsan. Ut at porttitor sem, quis viverra massa. Nulla odio libero, dictum a diam euismod, rhoncus efficitur lectus. Suspendisse eu mi vel diam euismod fermentum at et.</p> 
 
    </div> 
 
    </div> 
 
</body> 
 
</html>

ответ

0

.wrapper, что ваш гибкий контейнер, не имеет настройки по высоте. Добавьте к нему height: 100%; и вертикальное центрирование. Тем не менее, родитель .wrapper (т.е. .content) имеет height: 100vh - если его содержание растет кроме того, он будет беспорядок (т.е. дублирующих друг друга), так что вы можете изменить его высоту установки на min-height вместо height

body { 
 
    font-family: Gotham A,Gotham B,Helvetica,Arial,sans-serif; 
 
} 
 
h1 { 
 
    font-size: 3em; 
 
    text-transform:uppercase; 
 

 
} 
 

 
h4 { 
 
    font-size: 1.5em; 
 
    color:#9e9e9e; 
 
    } 
 
section { 
 
    width: 100%; 
 
    display: inline-block; 
 
    margin: 0; 
 
    max-width: 960; 
 
    height:100vh; 
 
    vertical-align: middle; 
 
} 
 
#welcome-screen { 
 
    width: 100%; 
 
    display: table; 
 
    margin: 0; 
 
    max-width: none; 
 
    height:100vh; 
 
    background-color:#ebebeb; 
 
    padding:0 7%; 
 
} 
 
.heading { 
 
    display:table-cell; 
 
    vertical-align: middle; 
 
} 
 
.heading-span { 
 
    display: block; 
 
    color: #8e8e8e; 
 
    font-size: 18px; 
 
    margin-top: 0px; 
 
    text-transform:none; 
 
} 
 
.scrolldown-button { 
 
    position: absolute; 
 
    display: table; 
 
    text-align: center; 
 
    bottom: 30px; 
 
    left: 0; 
 
    right: 0; 
 
    margin: 0 auto 0 auto; 
 
    width: 48px; 
 
    height: 48px; 
 
    font-size:20px; 
 
} 
 
a { 
 
    color:#000000; 
 
    transition: ease-in-out 0.15s 
 
} 
 
a:hover{ 
 
    color:#fbd505; 
 
} 
 
#content { 
 
    width: 100%; 
 
    min-height:100vh; 
 
} 
 
.wrapper { 
 
    display: flex; 
 
    height: 100%; 
 
    flex-direction: column; 
 
    align-items: center; 
 
    justify-content: center; 
 
} 
 
p { 
 
    display:column; 
 
    vertical-align: middle; 
 
    max-width: 960px; 
 
} 
 
.content-heading-span { 
 
    display: block; 
 
    font-size: 32px; 
 
    margin-top: 0px; 
 
    text-transform:uppercase; 
 
    margin-left:-20px; 
 
}
<!DOCTYPE html> 
 
<html > 
 
<head> 
 
    <meta charset="UTF-8"> 
 
    <title>Test</title> 
 
    <meta name="viewport" content="width=device-width, initial-scale=1"> 
 
    
 
    <link rel='stylesheet prefetch' href='https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.min.css'> 
 
    <link rel="stylesheet" href="css/style.css"> 
 
    <link rel="stylesheet" href="path/to/font-awesome/css/font-awesome.min.css"> 
 
    <link rel="stylesheet" href="https://cloud.typography.com/6493094/7214972/css/fonts.css"> 
 

 
</head> 
 

 
<body> 
 
    <section id="welcome-screen"> 
 
    <div class="heading"> 
 
     <h1><span class="heading-span">Hi! My name is</span> 
 
     <strong>John Doe</strong> 
 
     </h1> 
 
    </div> 
 
    <div class="scrolldown-button"> 
 
     <a href="#content"><span class="glyphicon glyphicon-chevron-down" aria-hidden="true"></span></a> 
 
    </div> 
 
    </section> 
 
    <section> 
 
    <div id="content"> 
 
    <div class="wrapper"> 
 
     <p><span class="content-heading-span"><strong>O Mnie</strong></span>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin eget bibendum odio, eget varius tortor. Etiam imperdiet, sem in faucibus convallis, justo purus rutrum magna, ut lacinia ex tellus sit amet lectus. Curabitur tempor imperdiet laoreet. Quisque magna magna, tempus a nibh vitae, maximus malesuada mi. Nulla a justo dolor. Nullam risus nisl, vulputate vel arcu id, viverra finibus mauris. Donec porttitor lectus ut augue vehicula, vitae vehicula turpis eleifend. Proin eu quam at odio consectetur tincidunt. Proin eget elit id purus lacinia tincidunt. Nam at urna est. Quisque viverra nisi eu molestie accumsan. Ut at porttitor sem, quis viverra massa. Nulla odio libero, dictum a diam euismod, rhoncus efficitur lectus. Suspendisse eu mi vel diam euismod fermentum at et.</p> 
 
     <p><span class="content-heading-span"><strong>O Mnie</strong></span>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin eget bibendum odio, eget varius tortor. Etiam imperdiet, sem in faucibus convallis, justo purus rutrum magna, ut lacinia ex tellus sit amet lectus. Curabitur tempor imperdiet laoreet. Quisque magna magna, tempus a nibh vitae, maximus malesuada mi. Nulla a justo dolor. Nullam risus nisl, vulputate vel arcu id, viverra finibus mauris. Donec porttitor lectus ut augue vehicula, vitae vehicula turpis eleifend. Proin eu quam at odio consectetur tincidunt. Proin eget elit id purus lacinia tincidunt. Nam at urna est. Quisque viverra nisi eu molestie accumsan. Ut at porttitor sem, quis viverra massa. Nulla odio libero, dictum a diam euismod, rhoncus efficitur lectus. Suspendisse eu mi vel diam euismod fermentum at et.</p> 
 
    </div> 
 
    </div> 
 
</body> 
 
</html>

0

Это потому, что .wrapper только высокий, как содержание внутри него, без заявленной высоты, превышающей высоту содержимого. Таким образом, нет места для вертикального центра без высоты, превышающей высоту содержимого. Добавление height: 100vh; к .wrapper заставит это.

что случилось с downvotes?

body { 
 
    font-family: Gotham A,Gotham B,Helvetica,Arial,sans-serif; 
 
} 
 
h1 { 
 
    font-size: 3em; 
 
    text-transform:uppercase; 
 

 
} 
 

 
h4 { 
 
    font-size: 1.5em; 
 
    color:#9e9e9e; 
 
    } 
 
section { 
 
    width: 100%; 
 
    display: inline-block; 
 
    margin: 0; 
 
    max-width: 960; 
 
    height:100vh; 
 
    vertical-align: middle; 
 
} 
 
#welcome-screen { 
 
    width: 100%; 
 
    display: table; 
 
    margin: 0; 
 
    max-width: none; 
 
    height:100vh; 
 
    background-color:#ebebeb; 
 
    padding:0 7%; 
 
} 
 
.heading { 
 
    display:table-cell; 
 
    vertical-align: middle; 
 
} 
 
.heading-span { 
 
    display: block; 
 
    color: #8e8e8e; 
 
    font-size: 18px; 
 
    margin-top: 0px; 
 
    text-transform:none; 
 
} 
 
.scrolldown-button { 
 
    position: absolute; 
 
    display: table; 
 
    text-align: center; 
 
    bottom: 30px; 
 
    left: 0; 
 
    right: 0; 
 
    margin: 0 auto 0 auto; 
 
    width: 48px; 
 
    height: 48px; 
 
    font-size:20px; 
 
} 
 
a { 
 
    color:#000000; 
 
    transition: ease-in-out 0.15s 
 
} 
 
a:hover{ 
 
    color:#fbd505; 
 
} 
 
#content { 
 
    width: 100%; 
 
    height:100vh; 
 
} 
 
.wrapper { 
 
    display: flex; 
 
    flex-direction: column; 
 
    align-items: center; 
 
    justify-content: center; 
 
    height: 100vh; 
 
} 
 
p { 
 
    display:column; 
 
    vertical-align: middle; 
 
    max-width: 960px; 
 
} 
 
.content-heading-span { 
 
    display: block; 
 
    font-size: 32px; 
 
    margin-top: 0px; 
 
    text-transform:uppercase; 
 
    margin-left:-20px; 
 
}
<!DOCTYPE html> 
 
<html > 
 
<head> 
 
    <meta charset="UTF-8"> 
 
    <title>Test</title> 
 
    <meta name="viewport" content="width=device-width, initial-scale=1"> 
 
    
 
    <link rel='stylesheet prefetch' href='https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.min.css'> 
 
    <link rel="stylesheet" href="css/style.css"> 
 
    <link rel="stylesheet" href="path/to/font-awesome/css/font-awesome.min.css"> 
 
    <link rel="stylesheet" href="https://cloud.typography.com/6493094/7214972/css/fonts.css"> 
 

 
</head> 
 

 
<body> 
 
    <section id="welcome-screen"> 
 
    <div class="heading"> 
 
     <h1><span class="heading-span">Hi! My name is</span> 
 
     <strong>John Doe</strong> 
 
     </h1> 
 
    </div> 
 
    <div class="scrolldown-button"> 
 
     <a href="#content"><span class="glyphicon glyphicon-chevron-down" aria-hidden="true"></span></a> 
 
    </div> 
 
    </section> 
 
    <section> 
 
    <div id="content"> 
 
    <div class="wrapper"> 
 
     <p><span class="content-heading-span"><strong>O Mnie</strong></span>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin eget bibendum odio, eget varius tortor. Etiam imperdiet, sem in faucibus convallis, justo purus rutrum magna, ut lacinia ex tellus sit amet lectus. Curabitur tempor imperdiet laoreet. Quisque magna magna, tempus a nibh vitae, maximus malesuada mi. Nulla a justo dolor. Nullam risus nisl, vulputate vel arcu id, viverra finibus mauris. Donec porttitor lectus ut augue vehicula, vitae vehicula turpis eleifend. Proin eu quam at odio consectetur tincidunt. Proin eget elit id purus lacinia tincidunt. Nam at urna est. Quisque viverra nisi eu molestie accumsan. Ut at porttitor sem, quis viverra massa. Nulla odio libero, dictum a diam euismod, rhoncus efficitur lectus. Suspendisse eu mi vel diam euismod fermentum at et.</p> 
 
     <p><span class="content-heading-span"><strong>O Mnie</strong></span>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin eget bibendum odio, eget varius tortor. Etiam imperdiet, sem in faucibus convallis, justo purus rutrum magna, ut lacinia ex tellus sit amet lectus. Curabitur tempor imperdiet laoreet. Quisque magna magna, tempus a nibh vitae, maximus malesuada mi. Nulla a justo dolor. Nullam risus nisl, vulputate vel arcu id, viverra finibus mauris. Donec porttitor lectus ut augue vehicula, vitae vehicula turpis eleifend. Proin eu quam at odio consectetur tincidunt. Proin eget elit id purus lacinia tincidunt. Nam at urna est. Quisque viverra nisi eu molestie accumsan. Ut at porttitor sem, quis viverra massa. Nulla odio libero, dictum a diam euismod, rhoncus efficitur lectus. Suspendisse eu mi vel diam euismod fermentum at et.</p> 
 
    </div> 
 
    </div> 
 
</body> 
 
</html>

+0

Не могу поверить, что это было так просто. Спасибо! –

+0

@ TomaszCzechowski проблем нет! –