Variable width div between fixed width div and hidden/visible div

http://stackoverflow.com/questions/12699934/variable-width-div-between-fixed-width-div-and-hidden-visible-div

by Wexcode

HTML

<div id="d1">
    <div id="d2">label</div>
    <div id="d4">Message</div>
    <div id="d3"><input name="t1" id="t1" type="text" /></div>
</div>

CSS

input { width: 100%; }
#d2 { 
    float: left; 
    display: inline-block; }
#d4 { 
    float: right;
    display: inline-block; }
#d3 { 
    padding: 0 10px; 
    overflow: hidden; }