@font-face {
    font-family: canterbury;
    src: url(Canterbury.ttf);
}

@font-face {
    font-family: black-chancery;
    src: url(BLKCHCRY.TTF);
}

html {
    margin-left: 10%;
    margin-right: 10%;
    overflow-x: hidden;
    border: 20px solid rgb(0, 255, 0);
    background-color: aqua;
}

body {
    display: flex;
    padding: 4em;
    box-shadow: 2px 3px 20px black, 0 0 60px #8a4d0f inset;
    background: #fdf9bb;
    
}

.corpo {
    filter: url(#wavy2);
}

.contenuto {
    font-size: 20pt;
    font-family: black-chancery;
    text-align: center;
    margin-top: 40px;
    filter: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: canterbury;
}

.titolo {
    font-size: 50pt;
}

.navbar {
    position: sticky;
    top: 0px;
}

header {
    position: relative;
}

nav {
    background-color: beige;
}

nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

nav ul>li {
    display: inline-block;
    position: relative;
}

nav a {
    color: black;
    text-decoration: none;
    padding: 15px;
    display: block;
}

nav a:hover {
    text-decoration: underline;
    background-color: blanchedalmond;
}

nav .dropdown {
    max-height: 0;
    overflow: hidden;
    transition: max-height 1s ease;
}

nav li:hover>.dropdown,
nav li:focus>.dropdown {
    max-height: 300px;
}

nav .dropdown {
    position: absolute;
    background-color: rebeccapurple;
    z-index: 1000;
}

nav ul ul li {
    white-space: nowrap;
}