Selector of ID

• .

• #

• +

• -

Selector of Class

• .

• #

• +

• -

comment in css ?!

• /*comment*/

• <!--comment-->

• */comment/*

• /*comment/*

used to create space around elements, outside of any defined borders

• padding

• margin

• border

• outline

properties are used to generate space around an element's content, inside of any defined borders.

• padding

• margin

• border

• outline

padding: 25px 50px 75px 100px this mean

• • top is 25px

  • right is 50px

  • bottom is 75px

  • left is 100px

• • bottom is 25px

  • right is 50px

  • top is 75px

  • left is 100px

• • left is 25px

  • right is 50px

  • bottom is 75px

  • top is 100px

• • top is 25px

  • left is 50px

  • bottom is 75px

  • right is 100px

type of css code

• internal

• external

• all

<style>

body{

.background:url("3.png") no-repeat right top;

}

</style>

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<style>

body{

#background:url("3.png") no-repeat right top;

}

</style>

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<style>

border-style:dotted dashed solid double;

}

</style>

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