body {
background-color: rgb(109, 102, 109);
border: 2px solid rgb(139, 138, 127);
font-family: sans-serif ;
margin-left: auto;
margin-right:auto ;
max-width: 1024px;
min-width: 256px;
padding-top: 8px;
padding-bottom: 24px;
padding-left: 100px;
padding-right: 24px;
}
html {
    background: radial-gradient(circle, rgb(107, 107, 107),rgb(8, 223, 44) 50%, rgb(181, 179, 207) 50%, rgb(76, 62, 199));
    background-size: 8px 8px;
}
h1 {
    background-color: #726b74;
}
nav ul  {
list-style-type: none;
background-color: hwb(216 23% 13%);
border: 4px solid #111111;
border-radius: 10px;
font-family: sans-serif;
font-weight: bold;
padding: 16px;
}

nav ul li {
    display: inline;
    border-right: 2px solid #111111;
    padding-right: 8px;
    padding-left: 8px;
}

nav ul li:last-child {
border-right: none;
}

nav ul li a {
    text-decoration:none ;
    color: #111111;
}
p.top-tip {
    border: 4px solid #00afeb;
    border-radius: 10px;
    padding: 16px;
    background-color: #c5ebfb;
}
p.top-tip : : ::before {
    color black 
    content :"TOP TIP:  ";
    font-weight :bold;
}