html{
    background-color: lightgray;
    margin-left: 100px;
    margin-right: 100px;


}

body{
background-color: white;
min-height: 400px;
border-radius: 10px;
padding: 10px;


}

nav ul{
padding: 10px;
margin: 0px;
list-style: none;
background-color: darkgray;
border-radius: 10px;


}
nav{
text-align: center;

}

nav ul li{
display: inline;
padding: 5px;
margin-right: 30px;
border: 1px solid black;
border-radius: 10px;
text-align: center;



}

nav ul li:hover{
background-color: lightgray;

}

nav a{
    color: black;
    text-decoration: none;

}

main{
    height: 70vh;

}

h1 {
    display: inline;

}
footer::after{
    content: "® copyrigth 2022 bruno-roberto.github.io";
}
header img{
    width: 32px;
    height: 32px;
    
}