nav {
    background-color:  blueviolet;
    padding: 15px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-evenly;
}
a {
    background-color: antiquewhite;
    text-decoration: none;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    background-color: chartreuse;
    padding: 30px;
    border-radius: 20px;
}
.midstil {
    width: 140cqb;
    margin: auto; 
}
body {
    background-color: powderblue;
}