* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f7f7f7;
}

header {
    background-color: #4CAF50;
    color: white;
    text-align: center;
    padding: 1rem 0;
    display: flex; 
    align-items: center; 
    justify-content: center;
}

h1 {
    font-size: 3rem;
    margin: 0;
    text-shadow: 2px 2px 0 #555; 
    transition: font-size 1s; 
}

h1:hover {
    font-size: 4.5rem; 
}

img {
    width: 5em;
    height: auto;
    margin-left: 0;
}


main {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2% 5%;
}

form {
    width: 100%;
    margin-top: 2%;
    background-color: #f0f0f0;
    padding: 1rem;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

.todo-form {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

input[type="text"], select {
    padding: 1rem;
    font-size: 1rem;
    border: none;
    border-bottom: 2px solid #4CAF50;
    background-color: #f7f7f7;
    color: #333;
    margin-bottom: 1rem;
    width: 100%;
}

input[type="text"]:focus, select:focus {
    outline: none;
    border-bottom: 2px solid #4CAF50;
}

button {
    cursor: pointer;
    background-color: #4CAF50;
    color: white;
    padding: 1rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    width: 100%;
    transition: box-shadow 0.3s, transform 0.3s; 
}

button:hover {
    background-color: #45a049;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); 
    transform: scale(1.01); 
}


ul {
    list-style: none;
    width: 100%;
    padding: 0;
}

.todo-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem;
    background-color: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    margin-top: 2%;
    transition: box-shadow 0.3s, transform 0.3s; 
}

.todo-item:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); 
    transform: scale(1.02); 
}


.close {
    color: #ff6b6b;
    cursor: pointer;
    font-weight: bold;
    font-size: 1.2rem;
}

.close:hover {
    color: #ff4242;
}

/* Медиа-запрос для мобильных устройств */
@media (max-width: 767px) {
    main {
        padding: 5%;
    }

    .todo-form input[type="text"], .todo-form select {
        padding: 1rem;
        font-size: 1rem;
        border: none;
        border-bottom: 2px solid #4CAF50;
        background-color: #f7f7f7;
        color: #333;
        margin-bottom: 1rem;
        width: 100%;
    }

    .todo-form button {
        cursor: pointer;
        background-color: #4CAF50;
        color: white;
        padding: 1rem;
        border: none;
        border-radius: 5px;
        font-size: 1.2rem;
        width: 100%;
        margin-bottom: 1rem;
    }
}