:root {
    --primary: hsl(0, 0%, 98%);
    --secondary: hsl(200, 15%, 8%);
    --light: hsl(0, 0%, 52%);
    --primaryD: hsl(209, 23%, 22%);
    --secondaryD: hsl(209, 26%, 17%);
    --lightD: hsl(0, 0%, 100%);
}

@font-face {
    font-family: NunitoSans;
    src: url(https://fonts.google.com/Nunito+Sans);
}

body {
    /* font-family: NunitoSans; */
    font-family: Arial, Helvetica, sans-serif;
    background-color: var(--secondary);
    color: var(--primary);
    width: 100vw;
    margin: 0;
}

header {
    width: 100vw;
    background-color: var(--secondaryD);
    position: sticky;
    top: 0;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    width: 90%;
    margin: auto;
}

#theme {
    display: flex;
    align-items: baseline;
    gap: .3rem;
    background-color: var(--secondaryD);
    color: var(--primary);
    border: none;
    outline: none;
    cursor: pointer;
}

.layer1 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
    width: 90vw;
    margin: 2rem auto;
}

.layer1 #search {
    display: flex;
    align-items: center;
    padding: .3rem 1rem;
    width: 30vw;
    font-size: 1rem;
    background-color: var(--secondaryD);
    border-radius: .3rem;
}

.layer1 #search input {
    border: none;
    outline: none;
    padding: .4rem;
    margin-left: .3rem;
    width: 100%;
    font-size: 1rem;
    background-color: var(--secondaryD);
    color: var(--lightD);
}

.layer1 select {
    padding: .6rem 1rem;
    width: 10vw;
    font-size: 1rem;
    outline: none;
    border: none;
    border-radius: .3rem;
    background-color: var(--secondaryD);
    color: var(--lightD);
}

.layer1 select option {
    padding: .6rem;
}

.body {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    /* flex-wrap: wrap; */
    gap: 2rem;
    width: 90vw;
    margin: 0 auto;
}

.card {
    background-color: var(--secondaryD);
    border-radius: 0 0 .5rem .5rem;
    cursor: pointer;
}

.card div {
    margin: 0 1rem;
}

.body .card img {
    width: 100%;
    height: 20vh;
}

aside {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    padding: 2rem;
    margin: 0 3rem;
}

#back {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: .5rem;
    margin: 3rem 5vw;
    width: 10vw;
    outline: none;
    border: none;
    border-radius: .3rem;
    background-color: var(--secondaryD);
    color: var(--lightD);
    cursor: pointer;
}

@media (max-width: 520px) {
    body {
        width: 100vw;
        margin: auto;
        font-size: 14px;
    }

    .header h1 {
        font-size: 1.2rem;
        margin-top: 2rem;
        margin-bottom: 1.5rem;
    }

    .layer1 {
        display: grid;
        grid-template-columns: 1fr;
        gap: 2rem;
        padding-bottom: 3rem;
    }

    .layer1 #search {
        width: 80vw;
    }

    .layer1 select {
        width: 50vw;
    }

    .body {
        grid-template-columns: 1fr;
        width: 80vw;
        gap: 2rem;
    }

    .body .card img {
        height: 10rem;
    }

    #back {
        width: 30vw;
    }

    aside {
        margin: 2rem;
        padding: 0;
        grid-template-columns: 1fr;
    }
}

@media (min-width: 521px) and (max-width: 1023px) {
    .body {
        grid-template-columns: repeat(3, 1fr);
    }
}