* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: Tahoma, Verdana, Arial, sans-serif;
    font-size: 11px;
}

body {
    background-color: #d4d0c8;
    color: #000;
}

#site-container {
    width: 100%;
    max-width: 990px;
    margin: 0 auto;
    background-color: #fff;
    border: 2px ridge #ffffff;
}

header, nav, footer {
    background-color: #000080;
    color: #ffffff;
    padding: 2px 4px;
}

nav a, header a {
    color: #ffffff;
    font-weight: bold;
    text-decoration: none;
    padding: 0 4px;
}

nav a:hover {
    background-color: #0000d8;
}

.warning-18 {
    background-color: #ff0000;
    color: #ffffff;
    font-weight: bold;
    text-align: center;
    padding: 2px;
}

table.grid {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid #808080;
}

table.grid td, table.grid th {
    border: 1px solid #808080;
    padding: 2px;
    vertical-align: top;
}

th {
    background-color: #ece9d8;
    text-align: left;
}

input, select, textarea {
    font-size: 11px;
    border: 1px solid #7f9db9;
    background: #fff;
}

button, input[type="submit"] {
    background-color: #ece9d8;
    border: 2px outset #ffffff;
    padding: 0 4px;
    cursor: pointer;
}

button:active, input[type="submit"]:active {
    border-style: inset;
}

.gallery-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
}

.gallery-item {
    border: 1px solid #808080;
    background: #f0f0f0;
    text-align: center;
}

.gallery-item img {
    display: block;
    max-width: 140px;
    max-height: 140px;
    object-fit: cover;
}