:root {
  --main-background: #fdfdfd;
  --main-color: #333;
  --accent-background: #069;
  --accent-color: #fff;
  --main-width: 1024px;
  --fonts: arial, sans-serif;
}

*,
::before,
::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--fonts);
  background-color: var(--main-background);
  color: var(--main-color);
}
header {
  padding-left: 1rem;
  padding-right: 1rem;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  background-color: var(--accent-background);
  color: var(--accent-color);
  margin: 0;
  min-height: 30px;
  margin-bottom: 1rem;
  top: 0;
  position: sticky;
}
header > * {
  max-width: var(--main-width);
  margin: auto;
  vertical-align: middle;
}

main {
  padding-left: 1rem;
  padding-right: 1rem;
  margin: auto;
}
main > * {
  max-width: var(--main-width);
  margin: auto;
}
footer {
  padding-left: 1rem;
  padding-right: 1rem;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  background-color: var(--accent-background);
  color: var(--accent-color);
  margin-top: 1rem;
  min-height: 30px;
}
footer > * {
  max-width: var(--main-width);
  margin: auto;
}
footer * {
  color: var(--accent-color);
}
main table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--main-color);
}
main th,
main td {
  border: 1px solid var(--main-color);
  padding: 0.5rem;
  text-align: start;
}

input {
  padding: 0.25rem 0.5rem;
  margin-left: 0px;
  min-height: 2rem;
}

button {
  padding: 0.25rem 0.5rem;

  background-color: var(--accent-background);
  color: var(--accent-color);
  border: none;
  border-radius: 0.25rem;
  min-height: 2rem;
}
button:hover {
  cursor: pointer;
}

main h1,
main h2,
main h3,
main h4,
main h5,
main h6 {
  color: var(--accent-background);
}

ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
}
ul li {
  margin-bottom: 0.5rem;
  margin-top: 0.5rem;
}
li a {
  text-decoration: none;
}
li a:hover {
  text-decoration: underline;
}

/*************************/
.language-switcher {
  display: inline-block;
  line-height: 40px;
  vertical-align: middle;
}
.language-switcher select {
  padding: 5px;
  border: none;
  border-radius: 3px;
  background-color: #fff;
  color: #333;
  vertical-align: middle;
}

.logo {
  height: 40px;
  display: inline-block;
  vertical-align: middle;
}

.logo img {
  height: 100%;
  vertical-align: middle;
  width: auto;
}