body.body-custom {
    margin: 0;
    padding: 0;
    background-image: url('image/Kuiv.jpg');
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
    font-family: Georgia, serif;
    color: rgb(0, 0, 0);
}

.description {
    text-align: justify;
    color: rgb(0, 0, 153);
    padding: 0 40px;
    font-family: "Times New Roman", serif;
    font-size: 16px;
    font-style: italic;
}

.description p {
    font-size: 22px;
}

.description li {
    font-size: 20px;
}

.main-table {
    text-align: left;
    width: 80%;
    height: 80%;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid black;
}

.content-cell {
    vertical-align: top;
    background-color: white;
}

.spacer {
    color: rgb(204, 204, 204);
    font-size: small;
}

.header-table {
    width: 100%;
    height: 150px;
    text-align: center;
}

.logo-cell {
    width: 25%;
    vertical-align: top;
    text-align: center;
}

.logo-img {
    width: 189px;
    height: 173px;
}

.title-cell {
    width: 75%;
    align-content: center;
    vertical-align: top;
    color: #ffcc66;
    background-color: #000099;
    text-align: center;
    font-family: Georgia, serif;
    font-style: italic;
}

.company-name {
    margin: 0;
    font-size: 35px;
}

.company-name span {
    display: block;
    margin-top: 30px;
    font-size: 25px;
    color: #ffcc66;
}

.company-type {
    font-size: 1.2em;
    font-weight: bold;
}

.navbar {
    width: 100%;
    background-color: #000099;
    text-align: center;
    margin-top: 10px;
}

.menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: space-around;
}

.menu > li {
    display: inline-block;
    position: relative;
    margin: 0 10px;
}

.menu li a,
.menu li span {
    cursor: pointer;
    font-size: larger;
    font-weight: bold;
    display: block;
    padding: 15px 20px;
    color: #ffcc00;
    text-decoration: none;
    text-align: center;
}

.menu li:hover {
    background-color: #001166;
}

.menu li:hover > .submenu {
    display: block;
}

.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #000099;
    list-style: none;
    margin: 0;
    padding: 0;
    z-index: 9999;
    border: 1px solid #ccc;
}

.submenu li a {
    display: block;
    padding: 10px 20px;
    color: #ffcc00;
    text-decoration: none;
    white-space: nowrap;
}

.submenu li a:hover {
    background-color: #001166;
}

.content-block {
    margin: 20px;
    padding: 20px;
    border-radius: 8px;
}

.section-title {
    text-align: center;
    font-size: 24px;
    margin-bottom: 20px;
    color: #000099;
}

.info-table {
    width: 80%;
    margin: 0 auto;
    border-collapse: collapse;
}

.info-table td {
    padding: 10px;
    border: 1px solid #ccc;
}

.formula {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.box {
    border: 2px solid #000099;
    border-radius: 12px;
    padding: 20px 30px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    background: #fff;
    text-align: center;
}

.symbol {
    color: #000099;
    font-size: 30px;
}

.equal {
    color: #000099;
    font-size: 30px;
}