* {
  box-sizing: border-box;
}
body {
  background: linear-gradient(135deg, #2ecc71 0%, #34495e 100%);
  padding: 0;
  margin: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

#container {
  flex-direction: column;
  display: flex;
  width: 90%;
  max-width: 450px;
  height: auto; 
  min-height: 250px;
  padding: 20px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: linear-gradient(to bottom, #0d0d0d, #1f1f1f, #1a1a1a);
  border-radius: 25px;
}

#tipoLixo,
#quantidade,
#reset,
#enviar,
#aviso {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Arial, Helvetica, sans-serif;
  width: 90%;
  font-size: 1.5rem;
}

#aviso {
  color: #2f4f4f;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: bolder;
}

label {
  text-align: center;
  width: 95%;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: bold;
  font-size: 2rem;
  color: #f0fff0;
  letter-spacing: 2px;
  margin-bottom: 5px;
}

input,
button,
select,
#quantidade::placeholder {
  background-color: rgba(144, 238, 144, 0.2);
  color: white;
}
select option {
  background-color: #1a1a1a; 
  color: white;
}

#reset {
  transition:
    background-color 0.3s ease,
    transform 0.3s ease;
}
#reset:hover {
  background-color: #ff6b6b;
  color: white;
  transform: scale(0.95);
  box-shadow: 0 0 15px rgba(255, 107, 107, 0.3);
}
#enviar {
  transition:
    background-color 0.3s ease,
    transform 0.3s ease;
}
#enviar:hover {
  background-color: #90ee90;
  color: #000;
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(144, 238, 144, 0.4); 
}

select:focus {
  outline: 2px solid #90ee90;
  background-color: rgba(144, 238, 144, 0.3);
}

#quantidade::placeholder {
  opacity: 0.5;
}