* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: greenyellow;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    padding: 30px;
    width: 100%;
    max-width: 500px;
}

h1 {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

.input-section {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

#taskInput {
    flex: 1;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 5px;
}

#taskInput:focus {
    border-color: rgb(157, 254, 12);
    outline: none;
}

button {
    padding: 12px 20px;
    border: none;
    border-radius: 5px;
    background: rgb(157, 254, 12);
    color: #333;
    font-weight: bold;
    cursor: pointer;
}

.task-list {
    list-style: none;
}

.task-list li {
    background: #f9f9f9;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 5px;
    border-left: 4px solid rgb(157, 254, 12);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.delete-btn {
    background: #ff6b6b;
    padding: 8px 12px;
    font-size: 14px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}