* {
    font-family: sans-serif;
    box-sizing: border-box;
}

body {
    background: linear-gradient(to right, black, blue);
    display: flex;
    margin: auto;


}

.main {
    user-select: none;
    border: 2px rgb(243, 234, 234) solid;
    padding: 40px 30px;
    width: 100%;
    max-width: 700px;
    margin: 30px auto;
    border-radius: 20px;
    background: linear-gradient(to left, rgba(10, 212, 227, 0.647), rgba(255, 166, 0, 0.982));
border: none;
}

h2 {
    text-align: center;
    margin-top: 0;
    color: azure;
    font-size: 40px;
    font-weight: bold;
}

.activity {
    gap: 20px;
}

input {
    width: 320px;
    padding: 14px;
    border-radius: 30px;
    border: none;
    outline: none;
    margin-right: 10px;
    font-size: large;
}

input:hover {
    background-color: black;
    color: aliceblue;
}

button {
    margin-left: 30px;
    margin-right: 10px;
    font-size: larger;
    font-weight: bold;
    padding: 13px;
    width: 100px;
    border-radius: 30px;
    outline: none;
    border: none;
    cursor: pointer;
    background-color: aliceblue;
    justify-items: right;
    

}

button:hover {
    background-color: black;
    color: aliceblue;
}

.delete {
        text-decoration: none;
    cursor: pointer;
    font-size: 20px;
}

.delete:hover {
    background-color: rgb(1, 18, 9);
}

.list-container {
        text-align: left;
    justify-content: space-between;
    color: blanchedalmond;
    font-size: 30px;

}

.list-container li {
     display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    border-radius: 8px;
      padding: 10px 15px 10px 45px;
      position: relative;

}

ul li{

        text-align: left;
    list-style: none;
    user-select: none;
    cursor: pointer;
    position: relative;
}
ul li::before{
    content: "";
    position: absolute;
    height: 28px;
    width: 28px;
    border-radius: 50%;
    background-image: url(/images/unchecked.png);
    background-size: cover;
    background-position: center;
    top:12px;
    left: 8px;

}

ul li.checked{
    color: #555;
    text-decoration: line-through ;
}

li button {
  text-decoration: none;}

ul li.checked::before{
   background-image: url(/images/checked.png);
}

.checked {
  text-decoration: line-through;
  position: relative;
}

.checked span {
  text-decoration: none;
  position: absolute;
  right: 0;
}



@media (max-width: 768px) {
  .activity {
    flex-direction: column;
    align-items: center;
  }

  input,
  button {
    width: 100%;
    margin: 5px 0;
  }

  button {
    margin-left: 0; /* Remove fixed margin on smaller screens */
  }
}