styles.css

@import url('https://fonts.googleapis.com/css2?family=Open+Sans&family=Poppins&family=VT323&display=swap');

/*
============================
Variables
============================ 
*/
:root {
    --pixel: "VT323", sans-serif;
    --primary: Consolas;
    --clr-grey: #989898;
    --clr-grey-2: #A9A9A9;
    --clr-white: #fff;
    --clr-black: black;
    --transition: 0.3s all linear;
    --radius: 0.25rem;
}

/*
============================
Global Styles
============================ 
*/

*,
::before,
::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: var(--primary);
    font-size: 0.875rem;
}
@media screen and (min-width: 800px){
    body {
        line-height: 1;
    }
}

/*
============================
Random Number Generator
============================ 
*/

main {
    min-height: 100vh;
    display: grid;
    place-items: center;
}
label {
    text-transform: capitalize;
    font-size: 1.5rem;
}
.random-num {
    font-size: 6rem;
    margin-top: 1rem;
    margin-bottom: 1rem;
}
input {
    text-align: center;
    outline: none;
    background: var(--clr-grey);
    font-family: var(--primary);
    border-radius: var(--radius);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    min-width: 100%;
    border: 2px solid var(--clr-black);
}
.generate-btn {
    text-transform: capitalize;
    font-family: var(--primary);
    background: var(--clr-grey);
    color: var(--clr-white);
    padding: 2rem 6rem;
    transition: var(--transition);
    display: inline-block;
    font-size: 1.25rem;
    cursor: pointer;
    border-radius: var(--radius);
    border: 2px solid var(--clr-black);
}
.generate-btn:hover {
    background: #B0B0B0;
}