#home {
    opacity: 0.80;
    margin: 0 auto;
    width: 85%;
    min-width: 950px;
    background-color: #fff;
    padding: 30px;
    margin-top: 30px;
    margin-bottom: 50px;
    box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}

body {
    background: url(https://i.loli.net/2019/07/15/5d2bf1438feac63103.png) fixed no-repeat top center;
    background-image: url(https://i.loli.net/2019/07/15/5d2bf1438feac63103.png);
    background-position-x: center;
    background-position-y: top;
    background-size: 100% 100%;
    background-repeat-x: no-repeat;
    background-repeat-y: no-repeat;
    background-attachment: fixed;
    background-origin: initial;
    background-clip: initial;
    background-color: initial;
    background-size: 100% 100%;
}