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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

header {
  background: #333;
  color: #fff;
  text-align: center;
  padding: 1rem;
}

#btn-nova-encomenda {
  margin-top: 1rem;
}

#kanban {
  display: flex;
  justify-content: space-around;
  margin: 1rem;
  flex-wrap: wrap;
}

.coluna {
  flex-basis: 30%;
  padding: 10px;
  background: #f4f4f4;
  border-radius: 5px;
  margin-bottom: 1rem;
}

.card {
  background: #fff;
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 5px;
  cursor: pointer;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.modal {
  display: none; 
  position: fixed;
  z-index: 1; 
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.4);
}

.modal-content {
  background-color: #fefefe;
  margin: 15% auto;
  padding: 20px;
  border: 1px solid #888;
  width: 80%;
  max-width: 600px;
}

#fechar-modal {
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
}

form {
  margin-top: 1rem;
}

input, button {
  width: 100%;
  padding: 0.5rem;
  margin-bottom: 1rem;
}

@media screen and (max-width: 600px) {
  .coluna {
    flex-basis: 100%;
  }
}