body {
    background-color: black;
}
button {
    height: 80px;
    width:  80px;
    background-color: white;
    border: 2px transparent ;
    border-radius: 50%;
    margin: 4px;
    padding: 4px;
}

.fa{
    font-size: 48px;
    color: black;
}
.reset 
{
    padding: 8px;
}
.reset:hover{
    opacity: 0.8;
}