style.css

*{
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    user-select: none;
}

body{
    height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #000000;
}

#container{
    width: 500px;
    height: 200px;
    background-color: rgb(255, 255, 255);
    border-radius: 20px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#generateColorBtn{
    width: 100%;
    border-radius: 5px;
    font-size: 30px;
}

#generateColorBtn:active{
    background-color: rgb(231, 221, 221);
}

#colorCode{
    text-align: center;
    margin-top: 30px;
    font-size: 50px;
    font-weight: 700;
}

#copyBtn{
    width: 75px;
    font-size: 20px;
    margin-top: px;
    border-radius: 5px;
}

#copyBtn:focus{
    background-color: rgb(231, 221, 221);
}