#in{

text-align: center;
background-color:black;
color: white;
animation: normal;
 }
/* Import a clean Google Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

body {
  background: linear-gradient(135deg, #667eea, #764ba2);
  font-family: 'Poppins', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

#in {
  background:black;
  padding: 30px;
  border-radius: 20px;
  box-shadow: 0px 8px 20px rgba(0,0,0,0.2);
  width: 350px;
  text-align: center;
}

.list {
  margin-bottom: 20px;
  color: #333;
}

input {
  width: 70%;
  padding: 10px;
  border: 2px solid #667eea;
  border-radius: 10px;
  outline: none;
  color: #f656f5;
}

button {
  padding: 10px 15px;
  border: none;
  background: #667eea;
  color: white;
  border-radius: 10px;
  margin-left: 5px;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  background: #764ba2;
}

ul {
  list-style: none;
  padding: 0;
  margin-top: 20px;
}

ul li {
  background: #f5f5f5;
  margin: 10px 0;
  padding: 12px;
  border-radius: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: 0.3s;
}

ul li:hover {
  background: #eaeaea;
}

ul li.completed {
  text-decoration: line-through;
  color: gray;
}