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How to use pure CSS to achieve the button hover effect of the ball changing into a rectangular background (source code attached)
How to use pure CSS to achieve the button hover effect of the ball changing into a rectangular background (source code attached)
The content of this article is about how to use pure CSS to realize the button hover effect of the ball changing into a rectangular background (source code attached). It has certain reference value. Friends in need can refer to it. , hope it helps you.
Effect preview
Source code download
https://github.com/comehope/front-end-daily -challenges
Code Interpretation
Define dom, the navigation contains an unordered list, and there is a list item in the list:
<nav> <ul> <li>home</li> </ul> </nav>
Centered display:
body {
margin: 0;
height: 100vh;
display: flex;
align-items: center;
justify-content: center;
background-color: lightyellow;
}Hide the guide symbol on the front end of the list item:
nav ul {
padding: 0;
list-style-type: none;
}Set the container size:
nav li {
width: 8em;
height: 2em;
font-size: 25px;
}Set the text style:
nav li {
font-size: 25px;
text-align: center;
line-height: 2em;
font-family: sans-serif;
text-transform: capitalize;
}Add pseudo elements, which are 2 small balls:
nav li {
position: relative;
}
nav li::before,
nav li::after {
content: '';
position: absolute;
width: 0.6em;
height: 0.6em;
background-color: gainsboro;
border-radius: 50%;
}Position the ball at the left and right ends:
nav li::before {
top: calc(50% - 0.6em / 2);
left: 0;
}
nav li::after {
bottom: calc(50% - 0.6em / 2);
right: 0;
}Next, set the button hover effect.
When the mouse hovers over the button, let the ball change into a rectangle equal to the size of the container:
nav li:hover::before,
nav li:hover::after {
width: 100%;
height: 100%;
border-radius: 0;
}The first rectangle is slightly shifted to the lower right corner, and deepens its color, Form a shadow effect:
nav li:hover::before {
z-index: -1;
top: 0;
}
nav li:hover::after {
z-index: -2;
bottom: -0.4em;
right: -0.4em;
filter: brightness(0.8);
}Set the hover color, the rectangular background of the pseudo element turns blue, and the text turns white:
nav li:hover {
color: white;
}
nav li:hover::before,
nav li:hover::after {
background-color: dodgerblue;
}Set the easing time, in which the easing of the pseudo element Use anthropomorphic animation effects for the time function:
nav li {
transition: 0.5s;
}
nav li::before,
nav li::after {
transition: 0.5s cubic-bezier(0.5, -0.5, 0.25, 1.5);
}Add a few more buttons:
<nav> <ul> <li>home</li> <li>products</li> <li>services</li> <li>contact</li> </ul> </nav>
Finally, increase the spacing between buttons:
nav li {
margin: 0.8em;
}You’re done!
Related recommendations:
How to use pure CSS to implement a wandering jelly monster (source code attached)
How to use pure CSS to implement a person Animation effect of walking alone (source code attached)
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