.form-field.multiple_input_field ._pencipw_total_field,
.form-field.multiple_input_field ._pencipw_duration_field {
    margin: 0 10px;
    display: inline-block;
    width: 40%;
    vertical-align: middle;
}
.form-field.multiple_input_field ._pencipw_total_field select,
.form-field.multiple_input_field ._pencipw_duration_field select {
    width: 100%;
}