How to fade the edge of a div with just CSS?
CssCss Problem Overview
Is it possible to achieve this with just one div (no background images/foreground images/layers)?
Css Solutions
Solution 1 - Css
Example on codepen: http://codepen.io/anon/pen/sbHAc/
Relevant CSS
ol {
border : 1px #d8d8d8 dashed;
position : relative;
}
ol:after {
content : "";
position : absolute;
z-index : 1;
bottom : 0;
left : 0;
pointer-events : none;
background-image : linear-gradient(to bottom,
rgba(255,255,255, 0),
rgba(255,255,255, 1) 90%);
width : 100%;
height : 4em;
}
Resulting effect
if the browser supports the pointer-events
property (all major browsers except IE<=10
) then the text under the gradient will be also selectable/clickable.
Solution 2 - Css
I (personally) find that using a secondary element as an "overlap" works pretty well. I do this by defining a new tag
. This makes it really easy to add the desired fade out effect to any element you want using <fade/>
at the end.
div {
position: relative;
}
fade {
position: absolute;
bottom: 0px;
display: block;
width: 100%;
height: 50px;
background-image: linear-gradient(to bottom,
rgba(255, 255, 255, 0),
rgba(255, 255, 255, 0.9)
100%);
}
<div>
text
<br>
text
<br>
text
<fade/>
</div>
Giving the fade
element an absolute
position with a gradient
background works just as expected. As long as you remember to set the parent's position to relative
.
Solution 3 - Css
<style>
.fade {
position: relative;
bottom: 4em;
height: 4em;
background: -webkit-linear-gradient(
rgba(255, 255, 255, 0) 0%,
rgba(255, 255, 255, 1) 100%
);
background-image: -moz-linear-gradient(
rgba(255, 255, 255, 0) 0%,
rgba(255, 255, 255, 1) 100%
);
background-image: -o-linear-gradient(
rgba(255, 255, 255, 0) 0%,
rgba(255, 255, 255, 1) 100%
);
background-image: linear-gradient(
rgba(255, 255, 255, 0) 0%,
rgba(255, 255, 255, 1) 100%
);
background-image: -ms-linear-gradient(
rgba(255, 255, 255, 0) 0%,
rgba(255, 255, 255, 1) 100%
);
}
</style>
Here is an example for you http://jsfiddle.net/nrgx7/