* { box-sizing: border-box; }

body, html {
    margin: 0; padding: 0; height: 100%; overflow: hidden;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#desktop {
    width: 100vw;
    height: calc(100vh - 40px);
    background-color: #008080; /* Retro Teal */
    position: relative;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    align-content: flex-start;
    padding: 10px;
}

.desktop-icon {
    width: 80px;
    margin: 10px;
    text-align: center;
    color: white;
    cursor: pointer;
    text-shadow: 1px 1px 2px black;
}

.desktop-icon:hover {
    background-color: rgba(0, 0, 128, 0.3);
    border: 1px dotted white;
}