* {
    transition: all 200ms;
}

body {
    font-family: Arial, sans-serif;
    display: flow;
    align-items: center;
    margin: 15px;
    background-color: #f7f7f7;
    min-height: calc(100vh - 30px);
    min-width: calc(100vw - 30px);
    position: absolute;
}

nav {
    display: inline-flex;
    gap: 10px;
    position: sticky;
    top: 15px;
    z-index: 9999;
}

nav a {
    text-decoration: none;
    color: inherit;
    background-color: #dddddd;
    width: 100%;
    padding: 8px;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
}

nav a:hover{
    background-color: #3a64c0;
    color: #f2f2f2;
}

nav a:hover img {
    filter: invert();
}

@media (prefers-color-scheme: dark) {
    body {
        filter: invert() hue-rotate(180deg);
        background-color: #3b3b3b;
    }
}

@media screen and (max-width: 600px) {
    nav a {
        text-indent: -200vw;
        gap: 0;
    }
}