* {
    box-sizing: border-box;
    color: #f0eeee;
}

html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #3f3e44;
}

h1 {
    text-align: center;
    color: #da9b53;
}

.container {
    margin: 0 auto;
    width: 800px;
    text-align: center;
}

.content {
    border: none;
    background-color: #5d5b63;
    padding: 2em;
    margin: 0 auto;
    height: 88%;
    width: 96%;
    border-radius: 20px;
}

.flag-container {
    display: flex;
    flex-flow: row wrap;
    width: calc(300px * 4 + 40);
}

.flag {
    margin: 5px;
    display: flex;
    flex-flow: row wrap;
    width: 300px;
    height: 200px;
    background-color: #88827c;
}

.flag-vertical-part {
    width: 100px;
    height: 200px;
}

.flag-horizontal-part {
    width: 300px;
    height: calc(200px / 3);
}

.flag-corner {
    width: calc(300px / 8 * 2);
    height: calc(200px / 5 * 2);
}

.flag-divider {
    width: calc(300px / 8);
    height: calc(200px / 5 * 2);
}

.flag-bar {
    width: 300px;
    height: calc(200px / 5);
}

.flag-filler {
    width: calc(300px / 8 * 5);
    height: calc(200px / 5 * 2);
}