body {
    background-color: #fff6cc;
    font-family: Verdana, Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
}

/* Hoofd layout tabel */
#layout {
    width: 780px;
    margin: 20px auto;
    border: 2px solid #c9a94a;
    background: #ffffff;
}

/* Header */
#header {
    background: linear-gradient(#fff9cc, #ffd966);
    
}

#header h1 {
    margin: 0;
    font-size: 28px;
    color: #663300;
}

.subtitle {
    font-size: 13px;
    color: #7a5a00;
}

/* Menu */
#menu {
    width: 180px;
    background: #fff1aa;
    border-right: 2px solid #c9a94a;
    padding: 10px;
    vertical-align: top;
}

.menu-title {
    font-weight: bold;
    font-size: 13px;
    margin-bottom: 8px;
    color: #663300;
}

/* 🔘 2007 3D MENU BUTTONS */
.menu-button {
    display: block;
    margin-bottom: 8px;
    padding: 6px 8px;

    background: linear-gradient(#fff9cc, #ffd966);
    border-top: 1px solid #ffffff;
    border-left: 1px solid #ffffff;
    border-right: 1px solid #bbbbbb;
    
    /* 🐱 Katje */
#katje {
    position: fixed;
    width: 64px;
    height: 64px;
    left: 100px;
    top: 100px;
    pointer-events: none;
    image-rendering: pixelated;
    filter: drop-shadow(2px 2px 0 #000);
}