body {
  font-family: Arial, sans-serif;
  background: #f5f7fb;
  display: flex;
  justify-content: center;
  padding: 40px;
}

article {
  background: white;
  padding: 20px;
  max-width: 420px;
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
  gap: 10px;
}


.priority {
  height: 5px;
  border-radius: 4px;
}

.priority.low { background: green; }
.priority.medium { background: orange; }
.priority.high { background: red; }


.hidden {
  display: none;
}

.done {
  text-decoration: line-through;
  opacity: 0.6;
}


#desc {
  max-height: 40px;
  overflow: hidden;
}

.expanded {
  max-height: none;
}


button {
  padding: 6px;
  cursor: pointer;
  border: none;
  background: #eee;
  border-radius: 5px;
}

button:hover {
  background: #ddd;
}

input, textarea, select {
  padding: 6px;
  border-radius: 5px;
  border: 1px solid #ccc;
}