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blog/src/components/Hamburger.astro

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---
const { props } = Astro
---
<style>
.hamburger {
width: 24px;
height: 24px;
display: inline-block;
position: relative;
transform: rotate(0deg);
cursor: pointer;
}
.line {
display: block;
position: absolute;
height: 1px;
width: 100%;
border-bottom: var(--border-width) solid var(--text-color-light);
opacity: 1;
left: 0;
transform: rotate(0deg);
transition: 0.2s var(--easing);
}
.line:nth-child(1) {
top: 0;
transform-origin: left center;
}
.line:nth-child(2) {
top: 7px;
transform-origin: left center;
}
.line:nth-child(3) {
top: 14px;
transform-origin: left center;
}
/* open state */
:global(.has-menu-open) .line:nth-child(1) {
transform: rotate(45deg);
top: -1px;
}
:global(.has-menu-open) .line:nth-child(2) {
width: 0%;
opacity: 0;
}
:global(.has-menu-open) .line:nth-child(3) {
transform: rotate(-45deg);
top: 16px;
}
.button {
margin-bottom: -0.4rem;
}
.button:hover,
.button:focus {
outline: 0;
}
.button:hover .line,
.button:focus .line {
border-color: var(--link-color);
}
</style>
<button type="button" title="Menu" class="button" {...props}>
<span class="hamburger">
<span class="line"></span>
<span class="line"></span>
<span class="line"></span>
</span>
</button>