:root {
    --darkviolet: hsl(256, 26%, 20%);
    --grayishblue: hsl(216, 30%, 68%);
    --verydarkviolet: hsl(270, 9%, 17%);
    --darkgrayishviolet: hsl(273, 4%, 51%);
    --verylightgray: hsl(0, 0%, 98%);
    --greyline: hsl(0, 0%, 85%);
}

* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

html {
    font-size: 62.5%;
    /* font-family: 'DM Serif Display', serif; 
    - Font size: 16px*/
    font-family: 'Karla', sans-serif;
    min-width: 320px;
}

.header {
    width: 100%;
    height: 80px;
}

.nav {
    width: 85%;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

main {
    width: 100%;
    height: auto;
    background-color: var(--verydarkviolet);
    margin-bottom: 20px;
}

.tittle_list {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px 0 40px;
}

.bg-pattern-mobile-nav {
    width: 100%;
}

.tittle_list a {
    width: 90%;
    margin: 0 auto;
    text-decoration: none;
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--verylightgray);
    padding: 20px 0;
}

.tittle_list a:hover {
    border: 2px solid var(--verylightgray);
}

.attribution {
    font-size: 11px;
    text-align: center;
}

.attribution a {
    color: hsl(228, 45%, 44%);
}