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

html, body {
    width: 100%;
    height: 100%;
}

body {
    line-height: 1;
    font-family: Arial, sans-serif;
    background-color: rgba(190, 245, 245, 0.233);
}

ol, ul {
    list-style: none;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}