@media only screen and (min-width: 51rem) {
    /*adjusting header body and footer to big-size screen*/
    header, main{
        max-width: 1280px;
        margin: 0 auto;
    }
    .navigation {
        & ul {
            justify-content: space-evenly;
        }
    }

    main {
        & .home {
            display: grid;
            grid-template-columns: 1fr 1fr;
            border: 1px solid #f2f2f2;
            border-radius: 10px;
            margin: 10px;
            & .who-we-are {
                text-align: center;
                & h2 {
                    font-weight: 900;
                }
                & p {
                    padding: 10px;
                    margin: 10px;
                    font-size: larger;
                }
            }
            & .slide {
                & .mySlides-fade {
                    & img {
                        border-radius: 10px;
                    }
                }
                & .dot {
                    display: none;
                }
            }
        }
        & .our-definition {
            max-width: 1280px;
            & h2 {
                font-weight: 900;
                padding: 10px;
            }
            & .letters {
                display: grid;
                grid-template-columns: 1fr 1fr 1fr 1fr;
            }
        }
    }
}