이번주말에 공부할 내용.

생각대로 될지 모르겠지만, 표준코딩을 해야한다.
먼가를 만들어 내는 과정은 정말 즐거운 것이다.

http://www.w3schools.com/css/css_reference.asp 

CSS Selectors

In CSS, selectors are patterns used to select the element(s) you want to style.

The "CSS" column indicates in which CSS version the property is defined (CSS1 or CSS2).

Selector	Example	Example Selects:	CSS
.class	.intro	All elements with class="intro"	1
#id	#firstname	The element with id="firstname"	1
*	*	All elements	2
element	p	All <p> elements	1
element,element	div,p	All <div> elements and all <p> elements	1
element element	div p	All <p> elements inside <div> elements	1
element>element	div>p	All <p> elements where the parent is a <div> element	2
element+element	div+p	All <p> elements placed immediately after a <div> element	2
[attribute]	[target]	All elements with a target attribute	2
[attribute=value]	[target=_blank]	All elements with a target attribute equal to "_blank"	2
[attribute~=value]	[title=flower]	All elements with a title attribute that contains space separated words, one of which is "flower"	2
[attribute|=language]	[lang|=en]	All elements where the lang attribute's value is "en", even if the value contains a hyphen (-), like "en-us"	2
:link	a:link	All links (<a> elements with href)	1
:visited	a:visited	All visited links	1
:active	a:active	Active links	1
:hover	a:hover	Links on mouse over	1
:focus	input:focus	The input element that has focus	2
:first-letter	p:first-letter	The first letter of all <p> elements	1
:first-line	p:first-line	The first line of all <p> elements	1
:first-child	p:first-child	All <p> elements that is the first child of its parent	2
:before	p:before	Content will be placed before each <p> element	2
:after	p:after	Content will be placed after each <p> element	2
:lang(language)	p:lang(it)	All <p> elements with the lang attribute containing "it"	2

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