There are many ways to do what you’re asking for:
- Using CSS
floatproperty:
<div style="width: 100%; overflow: hidden;">
<div style="width: 600px; float: left;"> Left </div>
<div style="margin-left: 620px;"> Right </div>
</div>
- Using CSS
displayproperty – which can be used to makedivs act like atable:
<div style="width: 100%; display: table;">
<div style="display: table-row">
<div style="width: 600px; display: table-cell;"> Left </div>
<div style="display: table-cell;"> Right </div>
</div>
</div>
There are more methods, but those two are the most popular.