@font-face {
    font-family: roboto;
    src: url("Roboto-Medium.ttf");
}

body {
    background-color: gray;
}

.q {
    width: 100%;
    color: black;
    font-family: roboto;
    text-align: center;
    font-size: 20px;
}

main {
    display: flex;
    width: 100%;
    justify-content: center;
}

div {

}

button {
    border-radius: 20px;
    border: 2px solid black;
    width: 100%;
    padding: 10px;
    transition-duration: .2s;
    margin-bottom: 20px;
    font-size: 20px;
    color: black;
}

button:hover {
    cursor: pointer;
    background-color: #2a2a2a;
    color: white;
}