input test2

by shengoo

HTML

<div class="container">
    <div class="div2">world</div>
    <div class="div1">
        <select>
              <option value="volvo">Volvo</option>
              <option value="saab">Saab</option>
              <option value="opel">Opel</option>
              <option value="audi">Audi</option>
        </select>
    </div>
</div>

CSS

.div1{
    background: red;
    width:100%;
}
.div2{
    background: green;
    width: 70px;
    float: left;
}
select{
    width: calc(100% - 80px);
}