.bigButton {
    position: relative;
    width: 200px;
    height: 50px;
    top: -40px;
}

.flex-container {
    display: flex;
    flex-wrap: wrap;
    background-color: #000055;
}

.flex-container>div {
    background-color: #aaa;
    xwidth: 200px;
    margin: 10px;
    text-align: center;
    xline-height: 135px;
    font-size: 30px;
}


hr {
    display: block;
    margin-top: 0.5em;
    margin-bottom: 0.5em;
    margin-left: auto;
    margin-right: auto;
    border-style: dashed;
    border-width: 1px;
}