Efeitos W3.CSS
Normal
w3-opacidade
w3-grayscale-max
w3-sépia-max
Classes de efeito W3.CSS
W3.CSS fornece as seguintes classes de efeitos:
Classe | Define |
---|---|
w3-opacidade | Adiciona opacidade/transparência a um elemento (opacidade: 0,6) |
w3-opacidade-min | Adiciona opacidade/transparência a um elemento (opacidade: 0,75) |
w3-opacity-max | Adiciona opacidade/transparência a um elemento (opacidade: 0,25) |
w3 escala de cinza | Adiciona um efeito de escala de cinza a um elemento (escala de cinza: 75%) |
w3-grayscale-min | Adiciona um efeito de escala de cinza a um elemento (escala de cinza: 50%) |
w3-grayscale-max | Adiciona um efeito de escala de cinza a um elemento (escala de cinza: 100%) |
w3-sépia | Adds a sepia effect to an element (sepia: 75%) |
w3-sepia-min | Adds a sepia effect to an element (sepia: 50%) |
w3-sepia-max | Adds a sepia effect to an element (sepia: 100%) |
w3-hover-opacity | Adds transparency to an element on hover (opacity: 0.6) |
w3-hover-grayscale | Adds a grayscale effect to an element on hover (grayscale: 100%) |
w3-hover-sepia | Adds a sepia effect to an element on hover |
Opacity
The w3-opacity classes add transparency to an element:
Normal
w3-opacity-min
w3-opacity
w3-opacity-max
Example
<img src="image.jpg" class="w3-opacity-min">
<img src="image.jpg" class="w3-opacity">
<img src="image.jpg" class="w3-opacity-max">
Grayscale
The w3-grayscale classes add a grayscale effect to an element:
Normal
w3-grayscale-min
w3-grayscale
w3-grayscale-max
Example
<img src="image.jpg" class="w3-grayscale-min">
<img src="image.jpg" class="w3-grayscale">
<img src="image.jpg" class="w3-grayscale-max">
Note: The w3-grayscale classes are not supported in IE 11 and earlier versions.
Sepia
The w3-sepia classes add a sepia effect to an element:
Normal
w3-sepia-min
w3-sepia
w3-sepia-max
Example
<img src="image.jpg" class="w3-sepia-min">
<img src="image.jpg" class="w3-sepia">
<img src="image.jpg" class="w3-sepia-max">
Note: The w3-sepia classes are not supported in IE 11 and earlier versions.
Hover Effects
You can also add special effects on hover/mouse-over.
w3-hover-opacity
w3-hover-grayscale
w3-hover-sepia
Example
<img src="image.jpg" class="w3-hover-opacity">
<img src="image.jpg" class="w3-hover-grayscale">
<img src="image.jpg" class="w3-hover-sepia">
Hover Opacity Color
You can also combine any w3-hover-color classes with w3-hover-opacity to create a slightly "lighter" background color on hover:
w3-hover-red
w3-hover-red with w3-hover-opacity
Example
<div class="w3-border w3-hover-opacity w3-hover-red">
<p>w3-hover-red with w3-hover-opacity</p>
</div>