:doodle {
@grid: 50 / 100vmax;
background: #0a0c27;
font-family: sans-serif;
position:absolute;
top:0; left:0;
z-index:0;
}
@random { border-top: 1px solid #60569e; }
@random { border-left: 1px solid #60569e; }
@random(.2) {
:after {
content: '';
background: hsl(@rand(360), 60%, 70%);
@size: @rand(3px);
}
}