Noteworthy points in HTML and CSS (continuously updated)_html/css_WEB-ITnose

HTML

1. element

元素名称	属性	属性可选值	属性默认值
button	type	button	?
		reset	?
		submit	?

The value of the type attribute of the element can be button, reset, or submit; in IE8 and newer versions and other modern browsers, the default value of this attribute is submit.

You can observe the following code and its final effect:

9. ;

button

< /form>

Therefore , if you want to use the element in the form, you should be careful

CSS

1. Text layout

   1. word-spacing only for Valid in English, please refer to the following code and its final effect:

   1. this paragraph has a spacing of 10 pixels between words

   2. Is word spacing effective in Chinese paragraphs?

HTML CSS

1. overflow control overflow

After verification, it was found that:

1. Whether in html5 or xhtml, the English text of meaningless will not wrap automatically because it hits the boundary of the parent element. It will extend infinitely to the right as the content increases;

2. Whether it is html5 or xhtml, Chinese will automatically wrap.

3. The image will wrap automatically when it encounters the parent element boundary.

The verification code is as follows:

XTHML version:

9.    

10.    

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13.