style.css

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
}

body,
.plotly-notifier {
  font-family: 'Open Sans', sans-serif;
}

body {
  font-size:1em;
  line-height: 1.5;
  font-weight: 400;
  color: #444;

  text-rendering: optimizeLegibility;
}


h1 {
  margin:0px; /* was 20 px */
  /*
  text-align:center;*/
  font-weight:100;
  font-size:2rem;
}

h2,
.h2 {
  margin:0px;
  font-weight:700;
  font-size: 1.5rem;
  margin-bottom:1rem;
}

h3 {
  text-align:center;
  font-weight:400;
  font-size:1.2rem;
}

h1, h2, .h2, h3 {
  line-height: 1.1;
}

b {
  font-weight: bold;
}

i {
  font-style: italic;
}

p {
  font-size: 1rem;
}

.logowrapper {
  flex: 1;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  min-width: 10rem;
}

.logowrapper a {
  text-decoration: none; /* no underline */
  color: white;
}

.logowrapper h1 {
  text-align: center;
}

.logos {
  margin-top:1rem;
}

.logos > a:first-child {
  margin-right: 0.75rem;
}

#root {
  height: 100%;
  display: flex;
  flex-direction: column;
}

#title {
  flex: 1;
}

header {
  color: white;
  background-image: linear-gradient(to bottom, #2c003e, #721b65);
  position: relative;
  display: flex;
  padding: 0.75rem;
  flex-shrink: 0
}

.explainer {
  flex: 6;
  padding-right: 2rem;
  text-align: left;
}

.explainer a {
  text-decoration: underline;
  color: lightgoldenrodyellow;
  cursor: pointer;
}

.explainer p {
  margin-top: 0.5rem;
  font-size: 0.9rem;
}

.explainer > p:first-child {
  margin-top: 0;
}

.ctapp {
  display: flex;
  flex-direction: row;
  flex-grow: 1;

  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.ctapp h2,
.ctapp .h2 {
  color: #fe346e;
}

main {
  flex: 6;
  display: flex;
  flex-direction: column;
  padding: 1rem;
}

aside {
  flex: 1;

  display: flex;
  flex-direction: column;

  background-color: #fcf8e8;
  padding: 1rem;
  min-width: 10rem;

  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

aside > div {
  margin-bottom: 2rem;
}

aside > div:last-child {
  margin-bottom: 0;
}

.countries {

  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

aside h2 {
  font-size: 1.5rem;
  text-align: center;
}

footer {
  font-size: 0.75rem;
}

.nav {
  display: flex;
  flex-direction: row;
}

.navelement {
  padding: 1rem;
  text-align: center;
  margin: auto;
}

.navelement > h2 {
  margin-bottom: 0;
  margin: auto;
}

.slidercontainer {
  flex-grow: 1;
}

.slider {
  width: 100%;
  min-width: 200px;
}

svg {
  fill: #fe346e;
}

#hide {
  font-size: 1rem;
  padding: 0.5rem;
  position: absolute;
  bottom: 0;
  right: 0;
}

.search {
  width: 100%;
  display: flex;
  flex-direction: row;
  min-width: 10rem;
}

.search > input {
  flex: 1;
  font-size: 0.75rem;
  padding: 0.5rem;
  margin-top: 0.5rem;
}

.buttonwrapper {
  width: 100%;
  display:flex;
  flex-direction: row;
  flex-wrap: wrap;

  justify-content: space-between;
}

button {
  padding: 0.3rem;
  margin: auto;
  font-size: 1rem;

  text-align: center;
  text-decoration: none;

  transition-duration: 0.4s;

  background-color: #721b65;
  color: lightgoldenrodyellow;
  border: 0.125rem solid #721b65;
  border-radius: 0.25rem;
}

button:hover {
  background-color: rgb(69,10,76);
  border: 0.125rem solid rgb(69,10,76);
  color: lemonchiffon;
}

.countries button {
  margin-top: 0.5rem;
}
.countries p {
  margin-bottom: 0.75rem;
}

select {
  min-width: 12rem;
  font-size: 1rem;
  padding: 0.5rem;
  width: 100%;
  margin: 0.5rem 0;
}

select:first-child {
  margin-top: 0;
}

.nodata {
  height: 100%;
  display: flex;
  align-content: center;
  justify-content: center;
  align-items: center;
}