* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Lucida Sans", "Lucida Sans Regular", "Lucida Grande",
    "Lucida Sans Unicode", Geneva, Verdana, sans-serif;
  font-weight: 300;
}

html {
  font-size: 62.5%;
  width: 100vw;
  height: 100vh;
}

a {
  text-decoration: none;
}
main {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr 1fr 1fr;
  grid-template-areas:
    ".."
    "card"
    ".";
  height: 100vh;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  grid-area: card;
}
.card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5rem;
}
.title-card {
  font-weight: 700;
  text-transform: uppercase;
  font-size: 3rem;
  text-align: center;
}
.wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.input {
  border: 2px solid black;
  display: grid;
  border-radius: 5px;
  height: 30px;
  grid-template-columns: 30px 4fr;
}
input[type="number"] {
  border: none;
  outline: none;
  font-size: 1.6rem;
  height: 100%;
}
label {
  font-size: 2rem;
  font-weight: bold;
}
.sifrao {
  background-color: darkblue;
  display: inline-block;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}
.sifrao span{
    color: white;
    width: 900;
}
#btn-calc {
  font-size: 1.8rem;
  background-color: blue;
  cursor: pointer;
  border: 3px solid black;
  color: white;
  border-radius: 5px;
}
#resultado {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 20px;
  display: none;
  transition: 0.3s;
}
#resultado h2 {
  font-size: 3rem;
  text-transform: uppercase;
  font-weight: 900;
  text-align: center;
}
.texto-resultado {
  list-style: none;
}
ul li {
  font-size: 2rem;
  font-weight: 500;
}