:root {
  font-family: "Work Sans", sans-serif;
  font-weight: 400;
  font-size: 5vmin;
  --green-color: #006984;
  --blue-color: #0054a2;
  --yellow-color: rgb(233, 202, 27);
  color: white;
  height: 100%;
  line-height: 1.6;
  user-select: none;
}

/* to disable double-tap zoom globally */
* {
  touch-action: manipulation;
}

body {
  padding: 0;
  margin: 0 1rem;
  background-color: var(--blue-color);
  height: 100%;
}

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

h1,
p {
  margin: 0;
  text-align: center;
}

h1 {
  font-size: 2rem;
  line-height: 1.05;
  font-weight: 700;
  margin-top: 0.6rem;
  margin-bottom: 0.6rem;

  color: var(--yellow-color);
}

p {
  font-size: 1rem;
}

button {
  box-shadow: none;
  background: transparent;
  text-shadow: none;
  margin: 0;
  padding: 0;
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
  line-height: inherit;
  border: 2px solid transparent;
  box-sizing: border-box;
  color: inherit;
  line-height: 1;
}

.content__action {
  margin: 0 auto;
  aspect-ratio: 1 / 1;
  color: black;
  background-color: white;
  border-radius: 50%;
  padding: 1rem;
  display: block;

  transition: background-color 0.5s;
}

@keyframes clickEffect {
  0% {
    background-color: white;
  }
  50% {
    background-color: var(--yellow-color);
  }
  100% {
    background-color: white;
  }
}

.content__action:active {
  animation: clickEffect 0.5s;
}

.content__text {
  opacity: 0;
  transition: opacity 2s ease-in-out;
}

.content__text--show {
  opacity: 1;
}

.content__salut {
  color: rgb(72, 227, 23);
}