How to make sidebar with same height as the content div?

Question

the code is the following:

(CSS)

#container {
    border:1px dashed #000;
    overflow:hidden;
}
#content, #sidebar {
    float:left;
    width:50%;
         


        

Answer 1

.table {
    display:table;
}
.row {
    display:table-row;
}
.one {
    width:200px;
    border:1px solid #333;
    display:table-cell
}

    

        
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