Default value is visibility property

Default value: visible

Default value of display property

Default value: inline

All CSS Pseudo Classes/Elements

All CSS Pseudo Classes/Elements

Selector	Example	Example description
:link	a:link	Selects all unvisited links
:visited	a:visited	Selects all visited links
:active	a:active	Selects the active link
:hover	a:hover	Selects links on mouse over
:focus	input:focus	Selects the input element which has focus
:first-letter	p:first-letter	Selects the first letter of every <p> element
:first-line	p:first-line	Selects the first line of every <p> element
:first-child	p:first-child	Selects every <p> elements that is the first child of its parent
:before	p:before	Insert content before every <p> element
:after	p:after	Insert content after every <p> element
:lang(language)	p:lang(it)	Selects every <p> element with a lang attribute value starting with "it"

padding property in css

The padding property can have from one to four values.

• padding:25px 50px 75px 100px;
  • top padding is 25px
  • right padding is 50px
  • bottom padding is 75px
  • left padding is 100px
  
  
• padding:25px 50px 75px;
  • top padding is 25px
  • right and left paddings are 50px
  • bottom padding is 75px
  
  
• padding:25px 50px;
  • top and bottom paddings are 25px
  • right and left paddings are 50px
  
  
• padding:25px;
  • all four paddings are 25px

margin property in css

The margin property can have from one to four values.

• margin:25px 50px 75px 100px;
  • top margin is 25px
  • right margin is 50px
  • bottom margin is 75px
  • left margin is 100px
  
  
• margin:25px 50px 75px;
  • top margin is 25px
  • right and left margins are 50px
  • bottom margin is 75px
  
  
• margin:25px 50px;
  • top and bottom margins are 25px
  • right and left margins are 50px
  
  
• margin:25px;
  • all four margins are 25px

Border Style

The border-style property can have from one to four values.

• border-style:dotted solid double dashed;
  • top border is dotted
  • right border is solid
  • bottom border is double
  • left border is dashed
  
  
• border-style:dotted solid double;
  • top border is dotted
  • right and left borders are solid
  • bottom border is double
  
  
• border-style:dotted solid;
  • top and bottom borders are dotted
  • right and left borders are solid
  
  
• border-style:dotted;
  • all four borders are dotted

How to align text vertical center in div with css

display: table-cell;
vertical-align: middle;


#box {
    height: 90px;
    width: 270px;
    background: #000;
    font-size: 48px;
    font-style: oblique;
    color: #FFF;
    text-align: center;
    margin-top: 20px;
    margin-left: 5px;
    display: table-cell;
    vertical-align: middle;
}
#wrapper {display:table;}
#cell {display:table-cell; vertical-align:middle;}