:root {
    --white: hsl(0, 0%, 100%);
    --light-gray: hsl(212, 45%, 89%);
    --grayish-blue: hsl(220, 15%, 55%);
    --dark-blue: hsl(218, 44%, 22%);
}

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

body, main, .qr-code {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

html {
    font-size: 62.5%;
    font-family: 'Outfit', sans-serif;
}

body {
    width: 100vw;
    height: 100vh;
    background-color: var(--light-gray);
}

main {
    width: 90%;
    max-width: calc(375px*0.9);
    height: auto;
    background-color: var(--white);
    border-radius: 2rem;
    margin-bottom: 0.5rem;
}

.qr-code {
    width: 90%;
    /* height: 60%; */
    border-radius: 1rem;
    margin: 1.875rem 0 2.5rem;
}

.qr-code img {
    width: 100%;
    height: 100%;
    border-radius: 1rem;
}

.text-box {
    width: 85%;
    height: 40%;
    text-align: center;
    
}

.text-box h1 {
    margin-bottom: 2.5rem;
    font-size: 2.4rem;
    color: var(--dark-blue);
}

.text-box p {
    width: 85%;
    margin: 0 auto;
    margin-bottom: 3.5rem;
    font-size: 1.5rem;
    color: var(--grayish-blue);
}

footer {
    display: flex;
    font-size: 1.2rem;
}

footer > p {
    margin-right: 0.5rem;
}

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