.o_field_widget.o_field_one2many_search{
    display : unset !important;
}
.oe_search_value{
  border-radius: 25px;
  border: 2px solid #eceff2;
  padding: 10px;
  margin-top: 20px;
  margin-left: 10px;
  width: 600px;
  height: 20px;
  color:#495057
  font-size: 16px;
}