body{
font-family: Arial, sans-serif;
background:#f4f7fa;
display: flex;
justify-content :center;
align-items: center;
height:100vh;
}
.container{
background:white;
padding:20px 30px;
border-radius:10px;
box-shadow:0 4px 10px rgba(0,0,0,0.1);
width:350px;
}
h1{
text-align:center;
margin-bottom:20px;
}
.input-area{
display: flex;
margin-bottom: 15px;
}
input{
flex:1;
padding:10px;
border:2px solid #ddd;
border-radius:10px;
}
button {
  margin-left: 10px;   /* space between task text and buttons */
  padding: 4px 8px;    /* makes buttons a bit bigger and easier to click */
  cursor: pointer;     /* shows pointer on hover */
  border: none;        /* optional: removes default border */
  border-radius: 4px;  /* slightly rounded corners */
  background-color: #007BFF;  /* blue background */
  color: white;        /* white text */
}

button:hover {
  background-color: #0056b3;  /* darker blue on hover */
}

.done {
  text-decoration: line-through;
  color: gray;
}
button:hover {
background: #0056b3;
}
ul{
list-style:none;
padding:0;
}
li {
  background: #f1f1f1;
  padding: 10px;
  margin: 5px 0;
  display: flex;
  justify-content: space-between;
  border-radius: 5px;
}
.done {
  text-decoration: line-through;
  color: gray;
}