body{
    background-color: black;
    color: white;
}

.f-small{
    font-size: 1.5rem;
}
        
.f-size{
    font-size: 8rem;
}
        
.d-flex{
    display: flex;
    justify-content: center;
}
        
.text-centre{
    text-align: center;
}

.evenly{
    justify-content: space-evenly;
}
        
.flex-wrap{
    flex-wrap: wrap;
}

.round-btn{
    background-color: blue;
    border: 2px solid black;
    border-radius: 30px;
    padding: 15px 30px;
    font-size: 2rem;
    color: white;
}

.rest-btn{
    background-color: darkgreen;
    border: 2px dashed black;
    border-radius: 30px;
    padding: 15px 30px;
    font-size: 2rem;
    color: white;
    letter-spacing: 2px;
}

@media (max-width: 470px) {

    .evenly{
        flex-direction: column;
        text-align: center;
        align-items: center;
        gap: 10px;
    }

    .round-btn{
        width: 30%;
    }

    .rest-btn{
        width: 50%;
    }

}