body {
    font-family: Arial, sans-serif;
    
    background-color: #f4f4f9;
    background-image: url('https://www.pixelstalk.net/wp-content/uploads/2016/05/Free-Navy-Blue-Backgrounds-Download.jpg');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    color: #303030;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.app-container {
    background: #fff;
    background-image: url('https://wallpapers.com/images/hd/light-background-clzsv1nzaxgpyyto.jpg');
    background-size: cover;
    border-color: #d9cc14;
    border-style: solid;
    padding: 30px;
    border-radius: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 500px;
    text-align: center;
}

h1 {
    color: #3b3b3b;
}

.input-container {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}

#task-input {
    flex-grow: 1;
    padding: 10px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

#task-input:focus {
    outline: none;
    border-color: #7d5fff;
}

#add-task-btn {
    padding: 10px 15px;
    background-color: #7d5fff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    margin-left: 10px;
    transition: background-color 0.3s;
}

#add-task-btn:hover {
    background-color: #5a42d4;
}

#task-list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

#task-list li {
    background: #f9f9f9;
    padding: 15px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.2s;
}

#task-list li:hover {
    background-color: #f0f0f0;
}

#task-list li.completed {
    text-decoration: line-through;
    color: #aaa;
}

.delete-btn {
    background: #e74c3c;
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    line-height: 24px;
    text-align: center;
    transition: background-color 0.3s;
}

.delete-btn:hover {
    background: #c0392b;
}

#task-list li.completed {
    text-decoration: line-through;
    color: #888;
    background-color: #f0f0f0;
}

.remove-btn {
    background-color: #e74c3c;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    margin-left: 15px;
    transition: background-color 0.2s;
}

.remove-btn:hover {
    background-color: #c0392b;
}