*{
    border: 0;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, border-style, body{
    width: 100%;
    height: 100%;
    scroll-behavior: smooth;
}

body {
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    height: 100vh;
    width: 100vw;
    overflow-x: hidden;
}