* {
    box-sizing: border-box;
}
html {
    overflow-x: hidden;
    scroll-behavior: smooth;
    font-size: 16px;
}
html, body {
    padding: 0;
    margin: 0;
    max-width: 100vw;
    height: 100vh;
}
#app, #App {
    width: 100%;
    height: 100%;
}