-
-
Save zertosh/5844990 to your computer and use it in GitHub Desktop.
Direction aware hover pure CSS
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<h1>Direction aware hover pure CSS</h1> | |
<div class="box"> | |
<div class="box__right">Right → Left</div> | |
<div class="box__left">Left → Right</div> | |
<div class="box__top">Top → Bottom</div> | |
<div class="box__bottom">Bottom → Top</div> | |
<div class="box__center"> | |
Hover from any side | |
</div> | |
</div> | |
<footer>Created by <a href="http://twitter.com/FWeinb" target="_blank">Fabrice Weinberg</a></footer> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
@import "compass"; | |
.box{ | |
margin: 5em auto; | |
position:relative; | |
width:10em; | |
height:10em; | |
line-height:10em; | |
overflow:hidden; | |
} | |
%box__dir{ | |
position:absolute; | |
width:inherit; | |
height:inherit; | |
text-align:center; | |
line-height:inherit; | |
transition:transform .4s ease; | |
&:before{ | |
position:absolute; | |
content:''; | |
/* | |
* Calculation: | |
* ____a____ | |
* /|\ | | |
* b | \ | | |
* / a \ | | |
* \ | / | | |
* \ | / | | |
* \|/________| | |
* | |
* a^2 = b^2+b^2 | |
* | |
* solve to b: | |
* | |
* a^2 = 2b^2 | /2 | |
* a^2 / 2 = b^2 | sqrt | |
* a / sqrt(2) = b | |
* | |
* Percentage: | |
* a = 100% | |
* 100 / sqrt(2) = 70.71% | |
* ------ | |
*/ | |
width:70.71%; | |
height:70.71%; | |
transform: rotate(45deg); | |
} | |
&:hover{ | |
transform:translateX(0); | |
z-index:1; | |
} | |
&:hover:before{ | |
width:100%; | |
height:100%; | |
transform: none; | |
} | |
} | |
.box__right{ | |
@extend %box__dir; | |
background:blue; | |
transform:translateX(100%); | |
&:before{ | |
right:100%;bottom:0; | |
transform-origin: 100% 100%; | |
} | |
&:hover ~ .box__center{ | |
transform:translateX(-100%); | |
} | |
} | |
.box__left{ | |
@extend %box__dir; | |
background:green; | |
transform:translateX(-100%); | |
&:before{ | |
left:100%; | |
transform-origin: 0 0; | |
} | |
&:hover ~ .box__center{ | |
transform:translateX(100%); | |
} | |
} | |
.box__top{ | |
@extend %box__dir; | |
background:red; | |
transform:translateY(-100%); | |
&:before{ | |
top:100%;right:0; | |
transform-origin:100% 0; | |
} | |
&:hover ~ .box__center{ | |
transform:translateY(100%); | |
} | |
} | |
.box__bottom{ | |
@extend %box__dir; | |
background:yellow; | |
transform:translateY(100%); | |
&:before{ | |
bottom:100%;left:0; | |
transform-origin:0 100%; | |
} | |
&:hover ~ .box__center{ | |
transform:translateY(-100%); | |
} | |
} | |
.box__center{ | |
@extend %box__dir; | |
background:orange; | |
z-index:-1; | |
} | |
/* Some booring css*/ | |
html, | |
body{ | |
height:100%; | |
} | |
body{ | |
font-family:Helvetica, sans-serif; | |
transform:translateZ(0); | |
} | |
h1{ | |
text-align:center; | |
} | |
footer{ | |
text-align:center; | |
font-size:8pt; | |
color:gray; | |
} | |
a{ | |
color:#FF6600; | |
} | |
a:hover{ | |
color:darkorange; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment