Css basics
Cascading Style Sheet- Basics
Cascading style sheet commonly known as CSS . It is used for
styling the web pages .
CSS SELECTORS:
A CSS Selector selects the Html element you want to style .
most commonly used css selectors are:
- simple selectors(it depends upon the class and id )
- attribute selectors(it depends upon the tag in html)
- external css(using the link to add the css page)
- internal css(In the head tag you can just open the style element add the styles and close the style element)
- inline css (Within in the body you can add the style tag)
selector{
property :value;
}
eg:
p{
color: black;
text-align :center;
}
css background property :
The Background property is used to set the background
for the web pages
types:
- background-color
- background-image
- background-repeat
- background-attachment
Examples:
background-color :
h1{
background-color :violet;
}
background-image:
body{
background-image: url(''//link//'')
}
background-repeat :
body{
background-repeat :no-repeat
}
background-attachment:
div{
background-attachment:fixed;
}
CSS BOX MODEL
Padding:
padding in css is used to create a space around an
element's content
four types:
- padding-top
- padding-right
- padding-left
- padding-bottom
section{
padding-top:2rem;
padding-left:2rem;
padding-right: 2rem;
padding-bottom:2rem;
}
you can write this in other way also
section{
padding: 2rem 2rem 2rem 2rem
}
Border:
Border in css is a line that placed inbetween the padding and margin
Border properties :
- border-width
- border-radius
- border-style
- border-color
h1{
border-width:5px;
border-style:solid;
border-color:black;
}
you can also write this in other ways also
h1{
border:5px solid black;
}
Margin:
It is outermost layer in the box model . which creates
space between the border and the web page .
margin properties:
- margin-top
- margin-left
- margin-right
- margin-bottom
footer{
margin-top:2rem;
margin-left:2rem;
margin-right: 2rem;
margin-bottom:2rem;
}
you can also write this in other ways also
footer{
margin: 2rem 2rem 2rem 2rem
}
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