body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    line-height: 1.6;
}
h1 {
    text-align: center;
    margin-bottom: 30px;
}
ul {
    margin: 0px;
    padding: 0px;
}
ul li {
    list-style: none;
    margin: 0px;
    padding: 0px;
}
.item-form {
    /* display: flex; */
    margin-bottom: 20px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    /* background-color: #4CAF50; */
}
.input-button-group {
    display: flex;
}
.w-100p {
    width: 100%;
}
.mb-1 {
    margin-bottom: 1rem;
}
.item-form input[type="text"], textarea {
    flex-grow: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
    font-size: 16px;
}
.item-form button {
    padding: 10px 15px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    font-size: 16px;
}
.item-list {
    list-style: none;
    padding: 0;
}
.item-top {
    display: flex;
    align-items: center;
    padding: 12px;
}
.item {
    align-items: center;
    padding: 12px;
    border-bottom: 1px solid #eee;
    transition: background-color 0.3s;
}
textarea {
    width: 100%;
    /* border-top: none; */
}
.item:hover {
    background-color: #f9f9f9;
}
.item-checkbox {
    margin-right: 12px;
    transform: scale(1.2);
}
.item-content {
    flex-grow: 1;
}
.completed {
    text-decoration: line-through;
    color: #888;
}
.delete-btn {
    color: #e74c3c;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    opacity: 0.6;
}
.delete-btn:hover {
    opacity: 1;
}
.data-row {
    width: 100%;
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid rgba(0, 0, 0, .2);
    padding: 0.5rem 0;
}

.data-col {
    padding: 0 1rem;
    display: inline-block;
}