@charset "utf-8";

body {
    max-width: 100vw;
    max-height: 100vh;

    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-align: center;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
        Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue",
        sans-serif;
}

main {
    display: flex;
    flex-flow: row wrap;
    justify-content: center;
    align-items: center;
}

header {
    margin-top: 10px;
    flex: 1 1 100%;
}

.header-background {
    background-color: salmon;
    padding: 5px;
    margin: 0 auto 30px;
    border: 1px solid red;
    width: 500px;
    border-radius: 10px;
}

.header-container {
    display: grid;
    grid-template: 2fr 1fr 3fr 0.5fr / 4fr 5fr repeat(3, 1fr);
    place-items: stretch;
    place-content: stretch;
}

.b1 {
    grid-area: 1 / 1 / 2 / -1;
}

.b2 {
    grid-area: 2 / 1 / 3 / 3;
}

.b3 {
    grid-area: 3 / 1 / 4 / 3;
}

.b4 {
    grid-area: 3 / 3 / -2 / -1;
}

.b5 {
    grid-area: -2 / 1 / -1 / -1;
}

.text-desc {
    display: inline-block;
    background-color: lightgreen;
    padding: 3px 8px;
    margin: 5px 0;
    border: 1px solid green;
}

h3 {
    margin: 40px 0 0;
}

.example-container {
    background-color: salmon;
    border: 1px solid rgba(255, 0, 0, 0.3);
    padding: 8px;
    margin-bottom: 10px;
    width: 500px;
    border-radius: 10px;
}

.c {
    border: 1px solid rgb(255, 65, 44);
    border-radius: 5px;
    padding: 3px;
    margin: 5px auto 10px;
}

.c:not(.g9, .g16) {
    display: grid;
}

.i,
.header-box {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.1em;

    padding: 0 5px;
    margin: 2px;
    border-radius: 3px;
    background-color: lightblue;
    border: 1px solid black;
}