@import url('https://fonts.googleapis.com/css2?family=Karla:wght@200;300;400;500;700&family=Work+Sans:wght@500;700&display=swap');

/* Setting Sariable */
:root {
    --grayish-blue: hsl(218, 22%, 67%);
    --my-darkgreen: hsl(179, 63%, 38%);
    --cyan-blue: hsl(179, 62%, 43%);
    --bright-yellow: hsl(71, 73%, 54%);
    --light-gray: hsl(204, 43%, 93%);
    --light-gray: hsl(204, 43%, 93%);
    --blue-at: hsl(226, 77%, 45%);

    --Karla:'Karla', 'Work-Sans';
    --font-xsm: .8125rem;
    --font-sm: 1.4rem;
    --font-reg: 1.25rem;
    --font-med: 1.875rem;
    --font-lg: 2.5rem;
    --font-wt-norm: 500;
    --font-wt-lg: 700;
}

* {
    margin: 0;
    padding: 0
}

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

html {
    font-size: var(--font-xsm);
    position: relative;
}

html,
body {
    height: 100%;
}

/* APPEARANCE STYLES*/

body {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    background-color: var(--light-gray);
}

.box {
    font-family: var(--Karla);
    font-weight: 700;
    color: white;
    padding: 3rem; 
}

h1 {
    color: var(--my-darkgreen);
    font-size: var(--font-med);
    margin-top: 1rem;
}

h2 {
    font-size: var(--font-sm);
    margin-top: 2rem;
    padding-bottom: 1.5rem;
}


.container {
    width: 52rem;
    display: flex;
    background: white; 
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: stretch;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 .625rem  hsla(218, 22%, 67%, 0.5);
    border-style: .3125rem solid var(--light-gray);
    border-radius: .5rem;
}

.box-1 h2 {
    color: var(--bright-yellow);
    padding-bottom: 1.25rem;
}

.box-1 p {
    color: var(--grayish-blue);
    font-size: var(--font-reg);
    font-weight: var(--font-wt-norm);
    line-height: 1.5;
}

.box-1 {
    background: white;
    align-self: flex-start;
    flex: 1 1 100%;
}

.box-2 {
    display: flex;
    flex-direction: column;
    align-content: flex-start;
    justify-self: center;
    flex: 1 1 25%;
    line-height: 1.0;
    padding-top: .9375rem;
    background-color: var(--my-darkgreen);
}

.cash {
    font-size: var(--font-lg);
    display: flex;
    justify-content: flex-start;
    align-self: flex-start;
    margin-top: .5rem;
    margin-bottom: 1rem;
}

#sub-fee {
    font-size: var(--font-lg);
    padding-right: .3125;
}

.per {
    font-size: var(--font-sm);
    padding: 0.625rem;
    place-self: center;
}

.full {
    font-size: var(--font-reg);
    margin-bottom: 2.5rem;
}

.box-3 {
    display: grid;
    grid-template-rows: (8, 1fr);
    flex-wrap: none;
    flex: 1 1 25%;
    padding-top: .9375rem;
    background-color: var(--cyan-blue);
}

.box-3 h2{
    align-self: start;
    padding-top: 0;
}

.box-3>.sbright>p {
    font-size: 1.15rem;
    line-height: 1.5;
}

.btn {
    font-size: var(--font-reg);
    font-weight: bold;
    color: white;
    background-color: var(--bright-yellow);
    border: .125rem solid var(--cyan-blue);
    box-shadow: .0625rem .0625rem 1.25rem hsl(179, 69%, 45%, 0.1);
    border-radius: .5rem;
    width: auto;
    height: 4rem;
    justify-content: flex-end;
}

footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 1.5rem;
    font-size: var(--font-sm);
    text-align: center; 
}

.attribution a {
    color: var(--blue-at);
}

/* Styling for devices with a max-width of 450px */
@media (max-width: 28.125em) {
    .container {
        display: flex;
        flex-direction: column;  
        width: 90%;
        height: auto;    
    }
    .box {
        padding: 1.5rem;
    }
    h1 {
        font-size: var(--font-sm);
    }
    h2 {
        font-size: 1.25rem;
        padding-bottom: .715rem;
    }
    .box-1  {
        margin: 1rem .5rem 1rem .5rem;
    }
    .box-1 p {
        font-size: .9575rem;
        line-height: 1.75;
    }
    .box-2  {
        padding: .5rem 1.5rem 1.5rem 1.5rem;  
    }
    p .cash {
        font-size: var(--font-med);
        margin-top: .5rem;
        margin-bottom: 0;
    }
    #sub-fee {
        font-size: var(--font-med);
        padding-right: .3125rem;
        padding-top: 0.325rem;
    }
    .per {
        font-size: var(--font-reg);
        padding: 0.625rem;
        padding-left: .875rem;
        place-self: center;
        align-self: center;
    }
    .full {
        font-size: 1.2rem;
        margin-bottom: 2rem;
    }
    .sbright p {
        font-size: var(--font-xsm);
        line-height: 1;
    }
    .box-3  {
       
       padding-top: .5rem;
    } 
    .attribution {
        font-size: .875rem;
        text-align: center;
        margin-bottom: 1rem;
    }
}