html {
    width: 100%;
    height: 100%;
    font-family: 'Inter', 'system-ui', sans-serif;
    line-height: 1.2;
    text-rendering: optimizeLegibility;
}

body {
    width: 100%;
    height: 100%;
    margin-left: auto;
    margin-right: auto;
}

iframe {
    width: 100%;
    height: 100%;
    border: none;
}

main {
    height: 100%;
    margin: 0 5px 0 5px;
}

section {
    border-color: #30363d;
    border-style: solid;
    border-width: 1px;
    border-radius: 6px;
    margin: 0 0 10px 0;
    padding: 1px 5px 10px 5px;
}

nav {
    visibility: hidden;
    display: block;
    position: fixed;
    top: 2px;
    right: 0;
    height: 100%;
    width: 200px;
    background-color: #f2f2f2;
    overflow-x: hidden;
    padding-top: 60px;
    z-index: 1;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-radius: 15px 0 0 0;
    border: 1px solid #c1c1c1;
}

@media (min-width: 641px) {
    nav {
        visibility: visible;
    }

    main {
        margin-right: 200px;
    }
}

nav ul {
    padding-left: 0;
}

nav li {
    list-style-type: none;
}

nav a {
    display: block;
    padding: .5rem .75rem;
    text-decoration: none;
}

nav a:hover, nav a:focus {
    background-color: darkturquoise;
    outline: none;
}

nav select {
    width: 100%;
    font-size: 16px;
    padding: 0;
    margin-left: auto;
}

nav label {
    padding: .5rem .75rem;
    display: block;
}

.menu-icon {
    background-color: #f2f2f2;
    display: block;
    position: fixed;
    top: 20px;
    right: 20px;
    cursor: pointer;
    z-index: 2;
    padding: 5px 5px 0 5px;
}

.menu-icon span {
    display: block;
    width: 35px;
    height: 5px;
    margin-bottom: 5px;
    background-color: #000000;
}

@media screen and (max-width: 600px) {
    nav {
        width: 100%;
    }

    .menu-icon {
        display: block;
    }
}

footer {
    text-align: center;
    margin-bottom: 10px;
}