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

* {
    font-family: Roboto, 'Sans Serif';
}

.bold {
    font-weight: bold;
}

.medium {
    font-weight: 500;
}

.center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);   
    text-align: center;  
}