* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(120deg, #fceabb, #f8b500);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 500px;
    margin: auto;
    background-color: #fff;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.container:hover {
    transform: scale(1.01);
}

h1 {
    text-align: center;
    margin-bottom: 25px;
    color: #333;
}

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

.input-section input {
    flex: 1;
    padding: 12px;
    border: 2px solid #ffa500;
    border-radius: 6px;
    outline: none;
    font-size: 16px;
    transition: 0.3s;
}

.input-section input:focus {
    border-color: #ff7f00;
    background-color: #fffaf0;
}

.input-section button {
    padding: 12px 24px;
    background-color: orange;
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.input-section button:hover {
    background-color: #ff7f00;
    transform: scale(1.05);
}

ul {
    list-style-type: none;
}

li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    border-bottom: 1px solid #eee;
    transition: background-color 0.3s;
}

li:hover {
    background-color: #f9f9f9;
}

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

li span {
    flex: 1;
    margin-left: 10px;
    font-size: 16px;
}

.task-actions button {
    margin-left: 5px;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: 0.3s;
}

.task-actions .edit {
    background-color: #00bcd4;
    color: white;
}

.task-actions .edit:hover {
    background-color: #0097a7;
    transform: scale(1.05);
}

.task-actions .delete {
    background-color: #f44336;
    color: white;
}

.task-actions .delete:hover {
    background-color: #d32f2f;
    transform: scale(1.05);
}

@media (max-width: 600px) {
    .input-section {
        flex-direction: column;
    }

    .input-section button {
        width: 100%;
    }
}