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

*{
    margin: 0;
    padding: 0;
}

body{
    background-color: #000;
    color: #f7f7f7;
    font-family: 'Roboto', sans-serif;
}

.container{
    width: 100%;
    position: absolute;
    bottom: 35%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    flex-direction: column;
    gap: 2rem;
}

.traffic-light{
    height: 15rem;
    width: 4rem;
    background-color: aliceblue;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    border-radius: 4rem;
    background-color: #50577A;
}

.light{
    height: 20%;
    width: 80%;
    background-color: #6B728E;
    border-radius: 50%;
}

.redColor{
    background-color: #FF0000;
    box-shadow: 0 0 30px #FF0000;
}

.yellowColor{
    background-color: #FBFF00;
    box-shadow: 0 0 30px #FBFF00;
}

.greenColor{
    background-color: #49FF00;
    box-shadow: 0 0 30px #49FF00;
}

.copyright{
    width: 100%;
    position: absolute;
    bottom: 2%;
    left: 50%;
    text-align: center;
    transform: translate(-50%);
} 

.copyright a{
    color: #fff;
}