popup.css

html {
    box-sizing: border-box;
}
[hidden] {
    display: none !important;
}
button {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
}
button:focus {
    outline: none;
}
input[type="text"],
input[type="url"],
textarea {
    font-size: 16px;
}
.alert {
    background: #ced;
    border: 1px solid #acc;
}
#addForm .alert {
    margin-top: -6px;
}
.alert.alert-err {
    background-color: #ffdfdf
}
form label {
    margin: 0;
    vertical-align: middle;
    display: table-cell;
    padding: 2px 0;
}
li {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: block;
}

.when {
    color: #999;
}
.unread {
    color: #b41;
}
a.unread {
    color: #b41;
}
a.bookmark_title {
    font-size: 120%;
}

label {
    cursor: pointer;
}