Let me summarize some background attributes of CSS and the new background attributes of CSS3.
background:
background-color:Background color
background-image:Background image
background-repeat:Background repeat
background-position:Background positioning
background-attachment:Background fixed/fixed )
background-size background-size
background-size:x y
background-size:100% 100%
background-size:cover proportional enlargement
background-size:contain contains (image does not overflow)
Multiple backgrounds
background:url() 0 0,url() 0 100%;
background-origin Background area positioning
Border-box: Display the background starting from the border area.
padding-box: Display the background starting from the padding area.
content-box: Display the background starting from the content area.
background-clip Background drawing area
border-box: Crop the background outward from the border area.
padding-box: Crop the background outward from the padding area.
Content-box: Crop the background outward from the content area.
text: background fill text //Not supported
no-clip: Crop the background outward from the border area.
Color gradient
Linear gradient: -webkit-linear-gradient(starting point/angle, color position,...,)
Starting point: left/top/right/ bottom/left top...Default top
Angle: counterclockwise 0-360 degrees
Color position: red 0, blue 50%, yellow 100% (red starts from 50 % Gradient to 100% blue)
Color gradient
repeating-linear-gradient Linear gradient repeating tile
IE low version gradient (filter):
filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffff',endColorstr='#ff0000',GradientType='1');
Color Gradient
Path Gradient: radial-gradient (starting point (center position of circle), shape/radius/size, color 1, color 2)
Starting point: left/top/right/bottom or specific value/percentage
Shape: ellipse, circle
Size: specific value or percentage, or keyword (closest-side (closest-side), closest-corner (closest corner), farthest- side (farthest end), farthest-corner (farthest corner), contain (include), cover (cover));
Note: Firefox currently only supports the keyword
about background There are so many CSS properties. For more exciting content, please pay attention to other related articles on the php Chinese website!
Related reading:
What to do if DIVs overlap in HTML
##How to use margin 0 auto in HTML
What is the difference between br, p and DIV in html
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