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

*,
*::after,
*::before {
    box-sizing: border-box;
}

:root {
    --main-bg: hsl(0 0% 95%);  /*Background, Heading, Buttons*/
    --txt-color: hsl(0 0% 100% / 0.75); /*Paragraphs*/
    --box-1-bg: hsl(31 77% 52%);
    --box-2-bg: hsl(184 100% 22%);
    --box-3-bg: hsl(179 100% 13%);
}

.container {
    max-width: 1440px;
    min-height: 800px;
    background-color: var(--main-bg);
    margin: 70px auto;
    display: grid;
    place-content: center;
}

.small_container {
    max-width: 922px;
    min-height: 502px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

.grid_items {
    padding: 50px;
}

.grid_items:nth-of-type(1) {
    background-color: var(--box-1-bg);
    border-radius: 10px 0 0 10px;
}

.grid_items:nth-of-type(2) {
    background-color: var(--box-2-bg);
}

.grid_items:nth-of-type(3) {
    background-color: var(--box-3-bg);
    border-radius: 0 10px 10px 0;
}

.heading {
    font-family: 'Big Shoulders Display', cursive;
    font-weight: 700;
    font-size: 40px;
    text-transform: uppercase;
    color: var(--main-bg);
}

.txt {
    font-family: 'Lexend Deca', sans-serif;
    font-weight: 400;
    font-size: 15px;
    color: var(--txt-color);
}

.btn {
    cursor: pointer;
    background-color: var(--main-bg);
    border: 2px solid var(--main-bg);
    width: 150px;
    min-height: 50px;
    font-family: 'Lexend Deca', sans-serif;
    font-size: 16px;
    border-radius: 100px;
    margin-top: 95px;
    transition: ease-in-out 0.3s;
}

.btn1 {
    color: var(--box-1-bg);
}

.btn2 {
    color: var(--box-2-bg);
}

.btn3 {
    color: var(--box-3-bg);
}

.btn:hover {
    background-color: transparent;
    color: var(--txt-color);
}

@media (max-width: 750px) {
    .container {
        margin: 0;
        width: 100%;
        height: 100%;
    }

    .small_container {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(3, 1fr);
        width: 307.33px;
        margin: 50px 0;
    }

    .grid_items:nth-of-type(1) {
        border-radius: 10px 10px 0 0;
    }

    .grid_items:nth-of-type(3) {
        border-radius: 0 0 10px 10px;
    }
}