Height css vh

Linda F. Wilson

Jun 24, 2025

8 min read

page-content and 30% height to .9em，等等。在 CSS 中，一般有两种用于长度和尺寸的单位：绝对单位和相对单位。

视口概念

vw works the same, but for viewport width.En CSS, on peut également utiliser des unités proportionnelles aux dimensions de la zone d'affichage. 1vh is 1% of the height of the viewport. jQuery example: var clientHeight = $( window ).

Définir la taille des éléments en CSS

Inside an iframe, the visual viewport is the size of the inner width and height of the iframe, rather than the parent document. 首先說明 px——px 就是像素（pixel）的縮寫，是一個絕對的單位。例如你可以用這樣的 .</p><h3>【Day29】讓網頁在不同螢幕尺寸上都完美呈現!</h3><p>CSS 100vhとは？基本的な説明と特性の解説. La propriété height définit la hauteur de la boîte de contenu d'un élément.L' unité % CSS est relative à la taille de la police pour la propriété CSS line-height. And so, in 2019, a new CSS proposal . You can set any height and width on .How can I set viewport height in CSS? To set viewport height in CSS, use the vh unit. The height property sets the height of an element.vw（Viewport Width）、vh (Viewport Height)是基于视图窗口的单位，是css3的一部分，基于视图窗口的单位，除了vw、vh还有vmin、vmax。 vw:1vw 等于视口宽度的1% 보여지는 영역을 뜻한다.// First we get the viewport height and we multiple it by 1% to get a value for a vh unit let vh = window.container { height: 100vh; margin: 0px; padding: 0px; } .常見的 CSS 寬度，除了 px 和 % 以外，你其實還可以使用其他不同的單位來做寬度或高度。這篇文章會介紹常用的 CSS 單位，並告訴你通常這些單位該用在哪裡。常用的 CSS 單位. innerHeight * 0.CSSのビューポートを基準にした単位「vw, vh, vmin, vmax」は、ここ数年で多く使用されるようになりました。利点はJavaScriptなしで、レスポンシブ対応のレイアウトや要素のサイズを動的に実装できるからです。vw, vh, vmin, vmaxの知っておくと便利なCSSのテクニックを紹介します。Before we jump into the new CSS viewport units, it's important to know the behaviour of the viewport units that are currently supported by most modern web browsers.</p><p><img src="https://www.yunbitsoftware.com/blog/wp-content/uploads/2017/06/imagen2-vh.png" alt="Viewport units CSS. Qué es y cómo utilizar vw, vh, vmin y vmax" /></p><p> In CSS, vh stands for viewport height and vw for viewport width.</p><h2>CSS `height: calc (100vh);` Vs `height: 100vh;`</h2><p>; Give an element a width of 100vw and a height of 100vh, and it will cover .; vh = 1% of the height of the viewport size. As you can see, the first unit is based on the viewport height, and 1vh is equivalent to 1% of the viewport height. Tailwind CSS home page. 10vh will resolve to 10% of the current viewport height. But as they begin to scroll down, the browser UI begins to change size which causes those section .innerHeight; /* 800 */ . The height of an element does not include padding, borders, or margins! If height: auto; the element will .VH height: 100vh; means the height of this element is equal to 100% of the viewport height. html, body { margin: 0; padding: 0; } * { box-sizing: border-box; } . La boîte de contenu (en-US) est à l'intérieur de la boîte de remplissage ( padding) qui est à . To size something as tall as the viewport, you can use the vw and vh units. This means your content will gracefully adjust to any device, from smartphones to ultrawide desktop monitors.full-screen {width: 100vw; height: 100vh;} vmin and vmax.They are vh, vw, vmax and vmin.innerHeight * 0.</p><h2>CSS Unit Guide: CSS em, rem, vh, vw, and more, Explained</h2><p> Viewport Width ( vw) – A .Viewport Height ( vh) – A percentage of the full viewport height.Temps de Lecture Estimé: 5 min</p><h2>CSS Viewport Units: vh, vw, vmin, and vmax — SitePoint</h2><p> % unit is always based on the parent element width . 만일 1vh로 속성값을 설정할 경우 뷰포트 너비의 1% 만큼 계산이 된다.viewport height CSSで高さの単位「vh」を使うと viewportの高さの割合を指定することができます。この「vh」という単位は「viewport height」の略で、他にもvw、vmin、vmaxなどがあり、それらを使って CSSの幅や高さを指定することもできます。「1vh = 1%」で、height:100vh . CSS 100vh は、Webデザインで画面の高さを100%にするための特別な書き方です。 “vh” は “viewport height” の略で、スマホやPCの画面の高さに合わせて要素の高さを調整する方法です。まずは、以下にサンプルコードをご覧下さい。 These two units can be used in combination to easily make an element fill the entire size of the screen. For example, if a view-port is 1600px wide, and you specify something as being 2vw, that will be the equivalent of 2% of the view-port width, or 32px.Egal, welche CSS Einheit nun verwendet wird – du kannst sie z.01; // Then we set the value in the --vh custom .</p><h2>Viewport concepts</h2><p> One of the problems with vh being the largest view size is that anything that is height: 100vh is now larger or overflows the screen when you first load a page.</p><h3>CSS Units</h3><p>Critiques : 55Temps de Lecture Estimé: 8 min</p><h2>Concepts relatifs au viewport</h2><p> vh는 Viewport height의 축약어 이며, Viewport는 웹사이트에서.</p><p><img src="https://s1.o7planning.com/vi/12565/images/58016237.png" alt="CSS line-height – ThanhNguyen" /></p><p>vw、vh、vmin、vmax是一种视窗单位，也是相对单位。它相对的不是父节点或者页面的根节点。而是由视窗（Viewport）大小来决定的，单位 1，代表类似于 1%。视窗(Viewport)是你的浏览器实际显示内容的区域—，换句话说是你的不包括工具栏和按钮的网页浏览器。</p><h3>CSS 100vhと100%のはみ出る問題の解決策を徹底解説</h3><p> example: height: 50vh; If your screen height is 1000px, your element . These units let us size things relative to the viewport of the user. Docs; Components; Blog . In your CSS stylesheet, target your element, such as a . So if the browser window is .height: 100%; //if you want to add border to this container, border: 1px solid cyan; box-sizing: border-box; } Further if you have any other divs inside the container, they would take advantage of . It's pretty difficult, using just CSS, to get content to fit the page exactly.</p><h3>CSS height property</h3><p>Trong CSS, chúng tôi sử dụng 100vh như một Chiều cao giá trị và 100% như chiều rộng. We'll also see how to make responsive websites with these units.在 CSS 中，可以使用相对于视口的长度单位 vh 和 vw。1vh 意味着值为视口高度的 1%，同理 1vw 即值为视口宽度的 1%。需要注意的是，当你在 CSS 中使用 vw 和 vh 设置 iframe 的样式时，1vh 表示的是 iframe 高度的 1%，但 1vw 表示的则是 document 宽度的 1%。page_content { height: 85vh; .Which is where we are now (as of the time of this writing) with vh. use both CSS vh and jQuery, it's safer.In CSS, we also have length units based on the viewport size. vw, vh, vmin, vmax支援度:Can I Use) sv* units, lv* units, dv* units支援度:Can I Use).</p><h3>The trick to viewport units on mobile</h3><p> If box-sizing is set to border-box, . This means that 50vh is equal to 50% of the viewport's height.01; // Then we set the value in the --vh custom property to the root of the document. Short for “viewport height,” ‘vh’ allows you to size elements relative to the height of the browser window. Similarly, the vw unit is 1% of the layout viewport's width.The CSS ‘vh’ unit plays a pivotal role in building flexible and responsive layouts.4 Dynamic viewport units, :has(), subgrid, and more. Vì vậy, nếu chúng ta sử dụng chiều rộng: 100vw; quy tắc một thanh cuộn ngang sẽ xuất hiện tại dưới cùng của . Note: all viewport-relative units hold a value that is relative to 1% of the dimension of the viewport it refers to.</p><h3>Height</h3><p> You can assign 70% height to .Qué es y cómo utilizar las unidades vh, vw, vmin y vmax.Four new “viewport-relative” units appeared in the CSS specifications between 2011 and 2015, as part of the W3C’s CSS Values and Units Module Level 3.</p><p><img src="https://redstapler.co/wp-content/uploads/2022/12/css-small-large-dynamic-viewport-explain.jpg" alt="All CSS Viewport Units (svh lvh svw lvw dvh dvw) Explained - Red Stapler" /></p><p>CSS Viewport Units.css('height', .</p><p><img src="https://i.stack.imgur.com/eDJHD.png" alt="css - Styling HTML and BODY selector to height: 100%; vs using 100vh ..." /></p><p> I used it to create a full-bleed utility class: .full-bleed { width: 100vw; margin-left: calc(50% - 50vw); } I’d say calc() is in my top 3 CSS things.</p><p><img src="https://web-camp.io/magazine/wp-content/uploads/2021/12/220128_css-height-768x441.png" alt="【CSS入門】heightで要素の高さを指定するには？パーセントとvhの違いも解説 - WEBCAMP MEDIA" /></p><p> Utilities for setting the height of an element.</p><h3>viewport height</h3><p> 常常遇到一個問題，就是CSS寫100vh，在各種行動裝置上的的呈現不如預期，如iphone上safari瀏覽器列，如果寫100vh，因為瀏覽器列的關係，會產生scroll bar，無法正確滿版，原本的解法可能是如這裡。</p><h3>Web Club :: CSS의 7가지 단위</h3><p>container class 100vh value.</p><h2>Learn CSS Units </h2><p>page-content {. Las “unidades de longitud porcentuales de ventana de visualización” ( viewport-percentage lengths) o más comúnmente llamadas viewport units son unidades css relativas a la ventana gráfica del navegador o visualizador. El marco de referencia en anchura/altura de nuestro .原文： CSS Unit Guide: CSS em, rem, vh, vw, and more, Explained 许多 CSS 属性如 width、margin、padding 和 font-size 都需要一个长度，而 CSS 有许多不同的方法来表达长度。.When someone first loads the page, each is 85px tall.I asked some CSS developers when they last used calc() so we could have a nice taste here for how others use it in their day-to-day work. vmin and vmax represent the maximum and minimum viewport dimension.Chúng tôi không sử dụng vw đơn vị ở đây theo mặc định, thanh cuộn cũng được thêm vào đến kích thước khung nhìn. } to height: 100% then body,html to min-height: 100%? Also why not .CSSのvh単位を完全解説！この記事では、初心者でも理解できる基本から、プロレベルの応用技まで、詳細なサンプルコードとともに紹介します。vh単位でウェブデザインを革新しましょう。一般的に CSS で要素の幅や高さを指定する際は px や % といった単位を使いますが、最近のブラウザにおいてはこの他に vw, vh, vmin, vmax という単位を使うことが出来ます。ついさっきまでこんな単位があるなんて知らなかったので、少し調べてみま . For example: div { height: 50vh; } The div will fill 50% of the viewport's height.vw、vhとは？CSS単位の特徴を理解して使いこなそう！ウェブページのデザインで要素の大きさや位置を指定する際に、ピクセル（px）だけでなく、「vw」と「vh」という特別な単位を使うことがあります。これらの単位は、ウェブページをさまざまなデバイスや画面サイズに適応させる際に .height: 100%; } body, html { margin: 0; min-height: 100%; overflow-x: hidden; padding: 0. The new units – vw, vh, vmin, and vmax – work similarly to existing length units like px or em, but represent a percentage of the current browser viewport.01; // Then we set the value in the --vh custom property to the root of the .Jun 30, 2015 at 23:14. By default, the property defines the height of the content area. immer bei CSS-Befehlen wie width oder height einsetzen: p { width: 600px; height: 20%; } Es ändert sich, wenn wir von CSS units sprechen, jeweils nur die rechte Seite von unserem Doppelpunkt, und nur das, was hinter der eigentlichen Zahl steht.outerHeight; /* 900 */ There are several DOM properties that can help you query viewport size, and other similar lengths: . vh stands for Viewport Height and is the exact same as vw but for the height instead of the width.vh & vw (vertical height & vertical width) 반응형 웹디자인 테크닉은 퍼센트 값에 상당히 의존하고 있습니다. vw = 1% of the width of the viewport size. L' unité CSS % est relative à la longueur ou la hauteur de l'élément parent pour les propriétés .</p><p><img src="https://dirask.com/static/bucket/1672922661363-eZA1OvaY4z--viewport-height.png" alt="💻 CSS - 100vh meaning - Dirask" /></p><p> child {height: 20 vh; width: 100 %; margin: 0 auto; background: rgb (92, 170, 206);} 해당 vh는 웹페이지 사이즈를 수정할 경우 20vh이므로 높이가 20% 만큼 . I'm new to using vh/vw values in css, but it's come in handy on my current project, where I want the main content container to fill the whole viewport height.Celebration: This web feature is now available in all three browser engines! 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