/* ================= allgemeines ================= */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  hyphens: auto;
}

body {
  font: 100%/1.45 "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: black;
  background-color: white;
}

h1,
h2,
h3,
h4 {
  color: rgba(0, 0, 0, 0.6);
  font-weight: normal;
}

h1,
h2 {
  font-size: 100%;
  margin: 1.45em 0;
}

img {
  width: 100%;
  height: auto;
}

/* ================= header ================= */

header {
  /* position: ???; */
  position: relative;
  overflow: hidden;
  margin-bottom: -0.4em;
}

header div {
  width: 33.3333%;

  position: absolute;
  left: 66.66666%;
  top: 0px;
  bottom: 0px;

  padding: 1em;
  background-color: rgba(255, 255, 255, 0.4);
}

/* ================= main & article ================= */

main {
  margin: 0 auto 1.95em auto;
  max-width: 1024px;
}

article {
  /* 3spaltiges Raster einrichten! */
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

article div {
  padding: 1em;
}

/* ================== figure & figcaption ================== */

article figure {
  position: relative;
}

article img {
  height: 100%;
  object-fit: cover;
}

article figcaption {
  font-size: 133%;
  width: 3em;
  padding: 0.75em;
  border-radius: 50%;
  text-align: center;
  background-color: red;
  color: white;
  /* position: ???; */
  position: absolute;
  right: -15px;
  top: -15px;
  z-index: 100;
  box-shadow: 0 0 15px rgb(69, 69, 69);
}

/* ================= footer ================= */

footer {
  background-color: black;
  color: rgba(255, 255, 255, 0.5);
  font-family: Verdana, Arial, sans-serif;
  font-size: 0.8em;
  width: 100%;
  position: fixed;
  left: 0;
  bottom: 0;
  padding: 0.5em 1em;
  text-align: center;
}

footer a,
footer a:visited {
  color: inherit;
}