Copy and paste this code into your CSS.
/* Made by Poyo! https://dapoyo.neocities.org */
:root {
--blue-rgb: 255 255 255;
--primary-rgb: var(--blue-rgb);
}
.screen-overlay {
background: linear-gradient(
rgb(var(--primary-rgb) / 0.15),
rgb(var(--primary-rgb) / 0.15) 0.1px,
transparent 3px,
transparent 9px
);
background-size: 100% 9px;
height: 100vh;
width: 100%;
animation: pan-overlay 22s infinite linear;
position: absolute;
z-index: -10;
left: 0px;
top: 0px;
}
@keyframes pan-overlay {
from {
background-position: 0% 0%;
}
to {
background-position: 0% -100%;
}
}
Add
<div class="screen-overlay">lt;/div>
to your HTML code and we're done!