Css Size Em

px pixel (pixel) relative length units are relative to the screen resolution of the display (from the CSS Tutorial 2.0 manual). 　　The EM relative length unit is relative to the font size of the text within the current object, such as the font size of the current text in the row is not set artificially, relative to the browser's default font size (quoted in the css2.0 manual). The default font height for any browser is 16px. All unadjusted browsers are compliant: 1EM=16PX. So 12px=0.75em, 10px=0.625em. ...

Just learn Web page production, the teacher once told me to use CSS to enforce the definition of font size, or to ensure that everyone see consistent effect. This is particularly evident in the current Chinese site. including NetEase, Sohu, including most of these portal sites, with the absolute unit px (pixel). However, if you consider the usability of the site, the font size should be variable, some people who do not have good eyesight need to enlarge the font to see the content of the page. However, ie, which occupies most of the browser market, cannot adjust the size of the font that uses PX as the unit. Foreign people are very ...

Font Size The CSS2 specification defines a font based on length-horizontal and vertical dimensions. This length is a numeric value and may be preceded with an optional plus (+) or minus (-) marker. 　　In addition, the value may have an optional unit identifier. In addition, the CSS2 specification defines two unit types: absolute units and relative units. The absolute value specifies the unit, and the relative unit specifies a value that is proportional to another value. The following list lists the relative unit identifiers: em: The height of the element font. It is calculated with the font size property of the element that uses the font ...

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Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host Technology Hall website The choice of font and font size directly affects the overall visual effect of the website. To some extent, it will also play a role in the optimization of the site, such as large fonts and bold words on the Web page to show more eye-catching, with the enhancement of some information display effect, and search engines will also capture the size of these fonts, more ...

Empty two words before the paragraph, do not use space. 　　You should use the first line indent text-indent. Text-indent can make the first line in the container indent a certain unit. 　　For example, Chinese paragraphs usually empty two characters before each paragraph. Here we need to know a length unit em. EM is the relative length unit. 　　The font size relative to the text within the current object. We usually empty two Chinese characters before each paragraph. 　　In fact, the first line is indented 2em. Look at the following example: <! DOCTYPE htm ...

<style type= "Text/css" > P {line-height:17px;} </style> <div class= "Mdse-detail" > <p> &nbs. ..

To tell you the truth, we developed the mobile end of the project, the entire team of people are the first time, the initial project for the choice of native app and web app also debated, and finally comprehensive consideration, we chose the web (we chose the H5) development. But from the characteristics of these two development models, from the date of their birth began the constant debate, which is good or bad, this article does not discuss, but simply listed under my development problems and the final solution. 1. Responsive Web Design Speaking of this, mobile development facing the screen size that is called a abundant ...