style.css

@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@700&family=Lexend+Deca&display=swap');

:root {
    --bright-orange: hsl(31, 77%, 52%);
    --dark-cyan: hsl(184, 100%, 22%);
    --very-dark-cyan: hsl(179, 100%, 13%);
    --transparent-white: hsla(0, 0%, 100%, 0.75);
    --very-light-gray: hsl(0, 0%, 95%);
}

html {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-size: 18px;
}
body {background-color: var(--transparent-white); 
    display: flex; 
    justify-content: center; 
    align-items: center;
    height: 97vh;
}

main {
    display: flex;
    justify-content: center;
    width: 40rem;
    border-radius: 0.5rem;
    overflow: hidden;
    position: relative;
}

h1 {
    font-family: 'Big Shoulders Display', cursive;
    color: var(--very-light-gray);
    font-size: 1.5rem;
}
p {
    font-family: 'Lexend Deca', sans-serif;
    color: var(--transparent-white);
    font-size: 0.75rem; 
    line-height: 1.25rem;
    font-weight: 700;
}
section {
    padding: 1.5rem ;
    position: relative;
}

section:nth-of-type(1) {
    background-color: var(--bright-orange);
}
section:nth-of-type(2) {
    background-color: var(--dark-cyan);
}
section:nth-of-type(3) {
    background-color: var(--very-dark-cyan);
}

img {
    width: 3rem;
}
.button {
    background-color: var(--very-light-gray);
    padding: 0.5rem;
    border-radius: 1rem;
    width: 5rem;
    font-size: 0.75rem;
    text-align: center;
    margin-top: 3.5rem;
    position: relative;
    bottom: 0.2rem;
    font-weight: 700;
    font-family: 'Lexend Deca', sans-serif;
    border: 2px solid var(--transparent-white);
}
.button:hover {
    background-color: rgba(0, 0, 0, 0);
    color: white;
    transition: 0.5s all;
    cursor: pointer;
}
.button-1 {color: var(--bright-orange);}
.button-2 {color: var(--dark-cyan);}
.button-3 {color: var(--very-dark-cyan);}

@media only screen and (max-width: 750px) {
    html {font-size: 12px;}
}
@media only screen and (max-width: 500px) {
    html {
        font-size: 20px;
    }
    body {
        padding: 1.5rem;
        height: 100%;
    }
    main {
        flex-direction: column;
        max-width: 25rem;
    }
    section {
        padding: 2.8rem;
        
    }
    .button {
        margin: 2rem 0 0 0;
    }
}