.search.show-form {
    position:relative;
    text-align:left;
}

.search.show-form input.text {
    width:60%;
    margin-top:0;
}

.search.show-form .button {
    position:absolute;
    top:4px;
    right:0;
    width:30%;
    padding:5px;
    margin-right:0;
}