Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test. Text for test.
CHANGED HTML CODE : 
<span class="select">
<span>
<input id="r1" name="test" value="1" checked="checked" type="radio" /><label for="r1">111</label>
<input id="r2" name="test" value="2" type="radio" /><label for="r2">222</label>
<input id="r3" name="test" value="3" type="radio" /><label for="r3">333</label>
<input id="r4" name="test" value="4" type="radio" /><label for="r4">444</label>
<input id="r5" name="test" value="5" type="radio" /><label for="r5">555</label>
</span>
</span>
CHANGED CSS CODE : 
span.select>span {
    display: block;
    margin-bottom: -100%;
    position: relative;
}
span.select {
    display: block;
    float: left;
    height: 1px;
}