Inline frames, like <frame> elements, are included in the window.frames pseudo-array. With the DOM HTMLIFrameElement object, scripts can access the window object of the framed resource via the contentWindow pro
Inline frames, like <frame> elements, are included in the window.frames pseudo-array.With the DOM HTMLIFrameElement object, scripts can access the window object of the framed resource via the contentWindow property. The contentDocument property refers to the document inside the <iframe>, same as...
inline: 英语翻译过来就是“内联”的意思,内联不好理解,我的理解就是行内元素; block和inline都是比较通俗的说法,block应该是“block-level elments”(块级元素),inline应该是“inline elements”(行内元素) 细节对比: display:block的元素; 1、在网页中会单独占一行,默认情况下他的宽度是填满父级宽度,即使他的...
<!DOCTYPEhtml><html lang="zh"><head><meta charset="UTF-8"><meta name="viewport"content="width=device-width, initial-scale=1.0"><meta http-equiv="X-UA-Compatible"content="ie=edge"><title></title></head><style>body{padding:500px;}.mian{font-size:30px;/* 文字大小 */background-colo...
Margins of elements that establish new block formatting contexts (such as floats and elements with 'overflow' other than 'visible') do not collapse with their in-flow children. Margins of absolutely positioned boxes do not collapse (not even with their in-flow children). ...
The concept of “Normal flow” is implied in the box-model resources, but isn’t laid out very specifically. Read “Normal Flow” from MDN to make sure you understand how elements lay themselves out by default. W3 schools’ “HTML Block and Inline Elements” has a description and a list...
On a block container element whose content is composed of inline-level elements, ‘line-height’ specifies the minimal height of line boxes within th...
Internal or embedded CSS involves placing style rules within the HTML document itself, but not inside individual elements like inline CSS. Instead, they’re embedded in the document’s head section, allowing you to style elements on that particular page. How to Implement To embed CSS internally,...
white-space默认为normal,根据MDN上来说,就是 连续的空白符会被合并,换行符会被当作空白符来处理。填充line盒子时,必要的话会换行。 这个不合理么?不,这是合理的,这也就是为什么你的行内标签之间有那么多空白符或者换行,但是在实际展示的时候,都被缩成了一个空白。
Result Specifications SpecificationStatusComment CSS Logical Properties and Values Level 1 The definition of 'inset-inline-start' in that specification.Editor's DraftInitial definition Browser compatibility BCD tables only load in the browser https://github.com/mdn/browser-compat-data ...