body {
    font-family: "Kanit", sans-serif;
}

.operation_header {
    background-image: linear-gradient(
            rgba(255, 255, 255, 0.1),
            rgba(255, 255, 255, 0.1)
        ),
        url("/images/Background_header_companyProfile.jpg");
    display: flex;
    background-size: cover;
    min-height: 100%;
}

.operation_header h1 {
    color: #ffffff;
    font-size: 34px;
    padding-top: 30px;
    padding-bottom: 30px;
    padding-left: 10%;
    font-family: "Mitr", sans-serif;
    font-weight: 300;
    font-style: normal;
}

.background {
    padding-left: 10%;
    padding-right: 10%;
    box-shadow: 0px 14px 5px rgba(0, 0, 0, 0.2);
}

.background h1 {
    font-size: 22px;
    text-align: center;
    margin-top: 50px;
    margin-bottom: 50px;
    margin-left: 20%;
    margin-right: 20%;
}

.operation_data {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.operation_data p {
    font-size: 18px;
    text-align: center;
    margin-left: 5%;
    margin-right: 5%;
}

.operation_data img {
    width: 625px;
    height: 425px;
    object-fit: cover;
    object-position: center;
    margin-top: 50px;
    margin-bottom: 50px;
}

.gallery {
    display: flex;
    flex-wrap: wrap;
    margin-left: 15%;
    margin-right: 15%;
    justify-items: center;
    padding-top: 100px;
    padding-bottom: 100px;
}

.gallery img {
    width: 245px;
    height: 180px;
    object-fit: cover;
    margin: 14px;
}