* {
    margin: 0;
    padding: 0;
    font-family: "Century Gothic", "Regular", sans-serif;
}

main {
    width: 100vw;
    height: 100vh;
    background-color: #373737;
    z-index: -1;
    overflow: auto;
}

#iframe {
    display: block;
    width: 100%;
    height: 100%;
    margin: 0 auto;
}

button {
    position: absolute;
    &:hover {
        cursor: pointer;
    }
}

.btn-round {
    background-color: transparent;
    border: none;
    border-radius: 50%;
    width: 7.5vw;
    height: 15vh;
}

.btn-rect {
    background-color: transparent;
    border: none;
    width: 5vw;
    height: 15vh;
}