* {
    box-sizing: border-box;
}

html {
   height: 100%;
}

body { 
    font-family: 'Oswald', Helvetica, sans-serif;
    margin: 0;
    display: grid;
    grid-template-rows: 4.2rem auto fit-content(12rem);
    grid-template-areas: "header"
                          "main"
                          "footer";
    height: 100%;
}

.main-header{
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background: #ffffff;
    padding: 0.5rem 1rem;
    z-index : 1;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 3px 3px 3px 3px rgba(0, 0, 0, 0.16);
}

.image-logo__abba {
    height: 2.8rem;
}

main {
    margin-top: 1.3rem;
    grid-area: main;
}

.main-footer { 
    grid-area: footer;
    display: grid;
    justify-items: center;
    color: #ffffff;
    background-color: rgb(71, 69, 69);
    /*padding: 1rem 20px;*/
    padding: 4rem 2rem;
}

/*.main-footer img {
    margin-top: 2.3rem;
}*/

.main-footer p{ 
    padding-top: 0.8rem;
    padding-bottom: 1.2rem;
    text-align: center;
    margin-bottom: 0;
}

@media (min-width: 22rem){
    .image-logo__abba {
        height: 3.6rem;
    }

    main {
        margin-top: 2.1rem;
    }
}