* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html,
body {
  font-family: 'Lato';
}

/* Alinhar ao centro tudo que estiver dentro do body */
body {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

.container{
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.content{
  display: grid;
  grid-template-rows: 40px 1fr;
  /* 40px: para a 1° linha(header) e 1fr para que a 2°(main) seja flexivel(use todo o conteúdo disponivel) */
  gap: 24px;
  
  padding: 32px;
  background-color: #fff;
  box-shadow: 0px 8px 32px rgba(0, 0, 0, .16);
  border-radius: 16px;
  width: fit-content;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;

  font-weight: 700;
  color: #333;
}

header i {
  padding: 16px;
  border-radius: 50%;
  color: #666;
}

header i:hover {
  background-color: #ECE0FD;
}

.main-months {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.main-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.main-months > div {
  width: 82px;
  height: 40px;

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

  color: #666;

  cursor: pointer;
  transition: all 300ms;
}

.main-days > div {
  width: 40px;
  height: 40px;

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

  color: #666;

  cursor: pointer;
  transition: all 300ms;
}

main>div:hover {
  background-color: #ECE0FD;
  border-radius: 8px;
}

main>div.active {
  background: #6200EE;
  border-radius: 8px;
  font-weight: 700;
  color: white;

  position: relative;
}

main>div.active::after {
  content: '';
  width: 4px;
  height: 4px;
  background-color: white;
  border-radius: 50%;
  position: absolute;
  bottom: 6px;
}