* {
    padding: 0;
    margin: 0;
}

header{
    height: 150px;
    background-color: rgb(255, 0, 0);
    text-align: center;
    
}

nav {
    height: 80px;
    background-color: rgb(75, 125, 250);


}

nav ul {
    display: flex;
    align-items: center;
    height: 100%;
    justify-content: space-around;
    height: 100%;
}

nav ul li {
    font-size: 45px;
}

td, th {
border: 1px;
}