.SearchBillGr {
    display: flex;
    flex-direction: row;
    width: 80%;
    border-bottom: 1px solid gray; /* Đặt viền cho khung tìm kiếm */
 
  /*  background-color: rgba(247,247,247,255);*/
    padding-right: 0;
    text-align:center;
    align-items:center
}

.searchbill {
    display: flex;
    align-items: center;
    width: 100%;
}

.search_bill {
    flex-grow: 1;
    padding: 10px;
    font-size: 14px;
    border: none;
    background-color: transparent;
    margin-left: 1%;
    width: 100%; /* Sửa width cho đúng với flex-grow */
}

.bill_submit {
    padding: 10px 10px 10px 0;
    font-size: 14px;
    border: none;
    background-color: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .bill_submit img {
        width: 20px;
    }