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<!DOCTYPE html>
<style>
.multicol {
inline-size: 400px;
block-size: 100px;
columns: 4;
column-fill: auto;
gap: 0;
}
.pattern1 {
background: repeating-linear-gradient(lime, lime 20px, blue 20px, blue 40px);
}
.pattern2 {
background: repeating-linear-gradient(orange, orange 30px, dodgerblue 30px, dodgerblue 60px);
}
</style>
<div class="multicol">
<div style="position: relative; inline-size: 100%; block-size: 400px;">
<div style="position: absolute; inset-block-start: 0; inline-size: 100%; background: red; block-size: 50px;"></div>
<div class="pattern1" style="position: absolute; inset-block-start: 60px; inset-inline-start: 10px; inline-size: calc(50% - 15px); block-size: 255px;"></div>
<div class="pattern2" style="position: absolute; inset-block-start: 60px; inset-inline-start: 55px; inline-size: calc(50% - 15px); block-size: 255px;"></div>
<div style="position: absolute; inset-block-start: 170px; inline-size: 100%; block-size: 10px; background: white;"></div>
<div style="position: absolute; inset-block-end: 0; inline-size: 100%; background: red; block-size: 75px;"></div>
</div>
</div>