style3.css

* {
    box-sizing: border-box;
}

/* styling the header */
header {
    background-color: green;
    padding: 30px;
    text-align: center;
}

/* styling navigation */
/* instead of using float and not having control, use display flex and flex direction on a container(parent element), not the child elements */
.nav {
    overflow: hidden;
    background-color: rgb(255, 251, 1);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-evenly;
    padding: 5px;

}

.nav a {
    
    text-align: center;
    display: block;
    color: black;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

.nav a:hover {
    background-color: rgba(45, 216, 207, 0.808);
    color: white;
}
/* fr  stands for fraction unit, 
it represents a fraction of available space in the grid container. */
.grid-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    height: 100%;
}

.grid {
    text-align: center;
    padding: 10px;
}

#about, #blog {
    background-color: black;
    color: white;
}