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

html, body {
  overflow-x: hidden;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  background-color: black;
  width: 100%;
  height: 100%;
  font-family: "Times New Roman", Times, serif;
}

main.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  max-width: 32rem;
  width: 100%;
  height: auto;
  padding: 1rem;
  margin: 2rem 0.2rem 1rem;
}

/* Flocos de Neve */
.neve-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
}

.floco {
  position: absolute;
  top: -10px;
  color: white;
  animation-name: cair;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}

/* Animation cair da neve */
@keyframes cair {
  from {
    transform: translateY(-10px);
  }
  to {
    transform: translateY(100vh);
  }
}

/* Title */
main.container > h1 {
  color: yellow;
  font-weight: bolder;
  font-size: 4.3rem;
  margin: 1px 0 10px;
  padding: 2px;
}

/* container Arvore  */
.arvore {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 2px;
  width: 28rem;
  height: auto;
  padding: 0.5rem;
}

/* Star */
.arvore #star {
  font-size: 4.3rem;
  z-index: 12;
  animation: brilhoEstrela 1.5s infinite alternate;
  text-shadow:
    0 0 8px gold,
    0 0 16px gold,
    0 0 24px orange;
}

/* Animation Brilho da Estrela */
@keyframes brilhoEstrela {
  from {
    text-shadow:
      0 0 6px gold,
      0 0 12px gold,
      0 0 18px orange;
  }
  to {
    text-shadow:
      0 0 12px gold,
      0 0 24px gold,
      0 0 36px orange;
  }
}

.arvore .copa {
  display: flex;
  align-items: center;
  justify-content: space-around;
  height: 2.5rem;
  margin-bottom: 0.313rem;
  background-color: green;
  border-radius: 20px 20px 2px 2px;
}

.arvore #n1 {
  margin-top: -0.75rem;
  width: 6.25rem;
}

.arvore #n2 {
  width: 9.375rem;
}

.arvore #n3 {
  width: 12.5rem;
}

.arvore #n4 {
  width: 15.625rem;
}

.arvore #n5 {
  width: 18.75rem;
}

.arvore #n6 {
  width: 21.875rem;
}

.arvore #n7 {
  width: 25rem;
}

.arvore #tronco {
  background-color: maroon;
  width: 2.5rem;
  height: 3.75rem;
  border-radius: 0px 0px 15px 15px;
}

.arvore .copa .bola {
  width: 25px;
  height: 25px;
  border-radius: 50%;
  border: none;
  margin-top: 5px;
  animation: piscaPisca 2.5s infinite; /* Nome da animação, duração, loop */
}

/* Animação Pisca-pisca */
@keyframes piscaPisca {
  0% {
    opacity: 1;
  } /* Visível */
  50% {
    opacity: 0;
  } /* Invisível */
  100% {
    opacity: 1;
  } /* Visível novamente */
}

.arvore .copa .bola.cor1 {
  background-color: red;
  box-shadow: 0 0 10px 2px red;
  animation-delay: 0s;
}
.arvore .copa .bola.cor2 {
  background-color: blue;
  box-shadow: 0 0 10px 2px blue;
  animation-delay: 0.3s;
}
.arvore .copa .bola.cor3 {
  background-color: yellow;
  box-shadow: 0 0 10px 2px yellow;
  animation-delay: 0.6s;
}
.arvore .copa .bola.cor4 {
  background-color: rgb(243, 3, 243);
  box-shadow: 0 0 10px 2px rgb(243, 3, 243);
  animation-delay: 0.9s;
}
.arvore .copa .bola.cor5 {
  background-color: rgb(2, 230, 255);
  box-shadow: 0 0 10px 2px rgb(2, 230, 255);
  animation-delay: 1.2s;
}
.arvore .copa .bola.cor6 {
  background-color: rgb(247, 148, 67);
  box-shadow: 0 0 10px 2px rgb(247, 148, 67);
  animation-delay: 1.5s;
}

/* Footer */
.rodape {
  margin: 1rem 0 0;
  padding: 2rem 1rem 0.1rem;
  width: 100%;
}

.rodape p {
  font-size: 0.8rem;
  text-align: center;
  padding: 1rem;
  color: rgb(169, 242, 241);
}

.rodape p a {
  text-decoration: none;
  color: rgb(169, 242, 241);
}

.rodape p a:hover {
  font-weight: 800;
  color: rgb(73, 155, 206);
}