demo.css

ul {
    font-family: sans-serif;
    list-style: none;
    margin: 0;
    padding: 0;
}

.listify {
    border: 1px solid #333;
    margin-bottom: 24px;
    overflow: hidden;
    padding: 2px 2px 0 2px;
    width: 460px;
    -moz-border-radius: 16px;
}

.listify li {
    background-color: #333;
    color: #fff;
    float: left;
    margin-bottom: 2px;
    margin-right: 4px;
    padding: 2px 2px 2px 8px;
    -moz-border-radius: 16px;
}

.listify li.delete {
    opacity: .5;
}

.listify li a {
    background-color: #fff;
    color: #c00;
    float: right;
    font-weight: bold;
    margin-left: 8px;
    text-align: center;
    text-decoration: none;
    width: 20px;
    -moz-border-radius: 16px;
}

.listify li a:hover {
    background-color: #c00;
    color: #fff;
}

.listify li.input {
    background-color: transparent;
}

.listify input {
    border: none;
    display: block;
    margin: 0;
    padding: 1px 0;
}