* {
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    overflow: hidden;
    margin: 0;
    padding: 0;
    height: 100%;
    background-color: rgba(0,0,0,0.1);
}

div {
    width: 100%;
    text-align: center;
    border-bottom: 1px solid #C0C0C0;
    padding:7px 0px;
}

li {
    margin: 5px 0px;
}