/* // GENERAL SETTINGS // */
*,
*::after,
*::before{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Karla, sans-serif;
}
/* // BODY STYLE -- MOBILE APPROACH // */
body{
    background-color: hsl(204, 43%, 93%);
    font-size: 1em;
    min-height: 100vh;
    display: flex; 
    align-items: center;
}
/* /// MAIN STYLE /// */
main{
    margin: auto;
    max-width: 280px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
}
/* //// SECTIONS STYLE //// */
.sections{
    display: flex;
    flex-direction: column;
    row-gap: 20px;
    padding: 1.4rem 1.2rem;
}
.sections__heading1{
    font-size: 1.1em;
    font-weight: 600;
}
.sections p{
    font-size: 0.7em;
}
.sections button{
    background-color: hsl(71, 73%, 54%);
    border: none;
    border-radius: 5px;
    color: hsla(0, 0%, 100%, 0.8);
    font-weight: 600;
    padding: 0.7rem;
    box-shadow: 0 1px 7px hsla(0, 0%, 0%, 0.3);
}
/* ///// SECTION 01 STYLE ///// */
#section1{
    background-color: hsla(0, 0%, 100%, 0.95);
    border-radius: 5px 5px 0 0;
}
#section1 h1{
    color: hsl(179, 62%, 43%);
    grid-area: com;
}
#section1 h2{
    font-size: 0.75em;
    color: hsl(71, 73%, 54%);
    font-weight: 600
}
#section1 p{
    color: hsla(0, 0%, 50%, 0.8);
    line-height: 2;
}
/* ///// SECTION 02 STYLE ///// */
#section2{
    background-color: hsl(179, 54%, 48%);
    color: hsla(0, 0%, 100%, 0.9);
}
#section2__p--alpha{
    color: hsla(0, 0%, 100%, 0.5);
    margin-bottom: -1em;
    font-size: 0.75em;
}
#section2__p--color{
    color: hsla(0, 0%, 100%, 0.85);
    font-size: 0.8em;
}
#section2 span{
    font-size: 2.5em;
    font-weight: 700;
    color: hsla(0, 0%, 100%, 0.9);
    margin-right: 8px;
}
/* ///// SECTION 03 STYLE ///// */
#section3{
    background-color: hsl(176, 50%, 55%);
    color: hsla(0, 0%, 100%, 0.85);
    border-radius: 0 0 5px 5px;
}
#section3 p{
    color: hsla(0, 0%, 100%, 0.7);
    font-weight: thin;
    line-height: 1.5;
    font-size: 0.7em; 
    margin-top: -0.5rem; 
}
/* // FOOTER // */
footer{
    display: none;
}
/* // MEDIA QUERIES STYLES FOR LARGES SCREENS // */
@media only screen and (width >= 768px ) {
    main{
        display: grid;
        justify-content: center;
        max-width: 600px;
        grid-template-columns: 1fr 1fr;
        grid-template-areas: 'com com'
                             'subs wus';
    }
    .sections{
        padding: 1.8rem;
    }
    #section1{
        grid-area: com;
    }
    #section2{
        grid-area: subs;
        border-radius: 0 0 0 5px;
    }
    #section3{
        grid-area: wus;
        border-radius: 0 0 5px 0;
    }
    
}