html, body, iframe {
    background-repeat: no-repeat;
    background-attachment: fixed;
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-size: 16px;
    vertical-align: baseline;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    min-height: 100%;
    height: 100%;
    -webkit-overflow-scrolling: touch;
    font-family: 'Roboto', sans-serif;
}
::-webkit-scrollbar
{
    display: none;
}

button:hover {
    cursor: pointer;
}