In CSS3, deg is an angle unit, the full name is "Degress", which means "degree"; the angle range is from "0~360" degrees (deg), it can also be a negative number, if it is a negative number, it is inverse hour hand.
The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.
In CSS3, deg is an angle unit, the full name is "Degress", which means "degree".
A circle has a total of 360 degrees, so the angle range is from "0~360" degrees (deg). Of course, it can also be a negative number. If it is a negative number, it will be counterclockwise.
Conversion between angle values:
90deg = 100grad = 0.25turn ≈ 1.570796326794897rad
Example:
css 边框阴影--filter:drop-shadow() Hello World
Adding the following style to the div will cause the element to rotate 90 degrees clockwise
/* Rotate div */ transform: rotate(90deg); -ms-transform: rotate(90deg); /* Internet Explorer */ -moz-transform: rotate(90deg); /* Firefox */ -webkit-transform: rotate(90deg); /* Safari 和 Chrome */ -o-transform: rotate(90deg); /* Opera */
Adding the following style to the div will cause the element to rotate counterclockwise Rotate 90 degrees
/* Rotate div */ transform: rotate(-90deg); -ms-transform: rotate(-90deg); /* Internet Explorer */ -moz-transform: rotate(-90deg); /* Firefox */ -webkit-transform: rotate(-90deg); /* Safari 和 Chrome */ -o-transform: rotate(-90deg); /* Opera */
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