* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", sans-serif;
}
body {
  background-color: darkslategrey;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
}
.titulo-trabalho {
  text-align: center;
  margin-bottom: 20px;
}
.titulo-trabalho h1 {
  color: rgb(235, 226, 226);
  font-size: 1.5rem;
  font-weight: bold;
  letter-spacing: 1px;
}
.titulo-trabalho p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  margin-top: 4px;
}
section {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: auto 0;
}
.container-calculadora {
  background-color: #353535;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 2px 2px 2px #464646;
  max-width: 400px;
  width: 400px;
  height: 600px;
}
#visor {
  width: 350px;
  height: 100px;
  font-family: "Roboto", sans-serif;
  resize: none;
  padding: 10px;
  font-size: 18px;
  border-radius: 10px;
}
.div-visor {
  margin-bottom: 15px;
}
.teclas-area {
  border-top: 2px #222222 solid;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  padding: 10px;
}
.botao {
  width: 60px;
  height: 40px;
  margin: 2px;
  background-color: rgb(24, 97, 255);
  color: rgb(235, 226, 226);
  padding: 5px;
  border: none;
  box-shadow: 2px 2px 5px #000000;
  border-radius: 5px;
  font-family: "Roboto", sans-serif;
  font-weight: bold;
  font-size: medium;
  cursor: pointer;
  transition: transform 0.15s ease;
}
.botao:hover {
  transform: scale(1.12);
}
.teclas-letra {
  display: flex;
  justify-content: center;
  width: 60%;
  flex-wrap: wrap;
}
.teclas-especiais {
  width: 40%;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
.botao-especial {
  background-color: darkgray;
  color: black;
}
#botao-apagar {
  background-color: red;
}
#botao-limpar {
  background-color: orange;
}
#botao-igual {
  background-color: rgb(0, 195, 255);
  width: 77%;
}
#botao-verdade {
  background-color: rgb(23, 180, 23);
}
#botao-falso {
  background-color: red;
}
#resultado-tabela {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  width: 100%;
  max-width: 800px;
}
#resultado-tabela h2, #resultado-tabela h3 {
  color: rgb(243, 233, 233);
  text-align: center;
  margin: 10px 0;
}
#resultado-tabela table {
  margin: 20px auto;
  border-collapse: collapse;
  width: 100%;
  max-width: 700px;
}
.creditos {
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
  margin-top: 30px;
  padding: 15px;
  font-size: 0.8rem;
}
.creditos h3 {
  margin-bottom: 5px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}
.creditos p {
  margin: 3px 0;
  font-size: 0.8rem;
}
@media (max-width: 412px) {
  .container-calculadora {
    max-width: 347px;
  }
  #visor {
    width: 307px;
  }
}