.search_field input
{
    font-size: 12pt;
    padding-top: 18px;
    padding-bottom: 18px;
}

.search_field .input-group-addon
{
    background-color: #ddd;
}

.search_field .input-group-addon button,
.search_field .input-group-addon img
{
    width: 24px;
}

.search_field .input-group-addon button
{
    background: none;
    border: none;
    padding: 0;
}

@media ( max-width: 767px )
{
    .search_field input
    {
        height: 30px;
        font-size: 9pt;
        box-shadow: none;
        padding-top: 10px;
        padding-bottom: 10px;
    }

    .search_field .input-group-addon img
    {
    width: 18px;
    }

    .search_field .input-group-addon
    {
        padding: 0 4px;
    }
}