html, body {
    padding: 0px;
    margin: 0px;
    font-family: Helvetica, sans-serif;
}

li, ul {
    margin: 0px;
    padding: 0px;
    list-style-type: none;
}

button {
    border: none;
    background-color: transparent;
}

button:focus {outline: white 1px;}

.row {
    display: flex;
    flex-direction: row;
}

.spread {
    justify-content: space-between;
}

.col {
    display: flex;
    flex-direction: column;
}

h1, h2, h3 {
    padding: 0px;
    margin: 0px;
}

.sr-only {
    position:absolute;
    left:-10000px;
    top:auto;
    width:1px;
    height:1px;
    overflow:hidden;
}

.cell {
    flex: 1;
}