save-as-ebook/web-extension/cssEditor.css

#cssEditor-removeStyle {
    display: none;
}
#cssEditor-saveStyle {
    display: none;
}
#cssEditor-selectStyle {
    padding: 3px;
    cursor: pointer;
    font-size: 15px;
    font-family: sans-serif;
}
#cssEditor-selectStyle > option {
    padding: 3px;
    font-size: 1em;
    cursor: pointer;
    font-size: 15px;
    font-family: sans-serif;
}
#cssEditor-orLabel {
    padding: 3px;
    margin: 0 3px;
    font-size: 15px;
    font-family: sans-serif;
}
#cssEditor-createNewStyle {
    padding: 3px;
    cursor: pointer;
    font-size: 15px;
    font-family: sans-serif;
}
.cssEditor-field-label-holder {
    margin-top: 10px;
    font-size: 15px;
    font-family: sans-serif;
    display: flex;
    justify-content: space-between;
    width: 90%;
}
.cssEditor-field-holder {
    padding: 3px;
    width: 90%;
}
.cssEditor-field-label {
    padding: 0 3px;
    margin-top: 5px;
}

#cssEditor-styleEditor {
    display: flex;
    flex-flow: row;
}

.cssEditor-left-panel {
    width: 48%;
    display: flex;
    flex-flow: column;
}

.cssEditor-right-panel {
    width: 48%;
    display: flex;
    flex-flow: column;
}

#cssEditor-styleName {
    width: 100%;
    min-width: 100%;
    padding: 5px;
    border: solid rgba(0, 0, 0, 0.25) 1px;
    font-size: 15px;
    font-family: sans-serif;
}
#cssEditor-matchUrl {
    width: 100%;
    min-width: 100%;
    padding: 5px;
    border: solid rgba(0, 0, 0, 0.25) 1px;
    font-size: 15px;
    font-family: sans-serif;
}
#cssEditor-styleContent {
    width: 100%;
    height: 150px;
    padding: 5px;
    border: solid rgba(0, 0, 0, 0.25) 1px;
    font-size: 15px;
    font-family: sans-serif;
}

#cssEditor-Title {
    font-size: 20px;
    font-weight: bold;
    float: left;
    display: inline-block;
    font-family: sans-serif;
}

#cssEditor-ebookTitleHolder {
    background-color: #eee;
    padding: 10px 20px;
    margin-bottom: 10px;
}

#cssEditor-modalHeader {
    display: block;
    overflow: hidden;
    padding: 20px;
}
#cssEditor-modalList {
    display: block;
    padding: 20px;
    padding-top: 0;
}
#cssEditor-modalFooter {
    display: block;
    overflow: hidden;
}

.cssEditor-text-button {
    border: none;
    font-size: 15px;
    font-family: sans-serif;
    padding: 5px;
    background-color: rgba(0, 0, 0, 0);
    margin: 0 3px;
    outline: none;
    cursor: pointer;
}
.cssEditor-text-button:hover {
    background-color: #000;
    color: #fff;
}
.cssEditor-text-red {
    color: red;
}

.cssEditor-float-left {
    float: left;
}
.cssEditor-float-right {
    float: right;
}

.cssEditor-footer-button {
    padding: 18px 20px;
    margin: 0;
    font-size: 18px;
    border: none;
    background-color: rgba(0, 0, 0, 0);
    display: inline-block;
}
.cssEditor-footer-button:hover {
    color: white;
    background-color: rgba(0, 0, 0, 1);
    cursor: pointer;
}
.cssEditor-save-button {
    background-color: yellow;
}
.cssEditor-cancel-button {
    /*background-color: black;*/
}

@media (max-width: 1700px) {
    .cssEditor-text-button {
        font-size: 12px;
        padding: 3px;
        margin: 0 2px;
    }
    .cssEditor-footer-button {
        padding: 15px 20px;
        margin: 0;
        font-size: 15px;
        border: none;
        background-color: rgba(0, 0, 0, 0);
    }
}

@media (max-width: 1100px) {
    .cssEditor-chapter-item {
        line-height: 30px;
        height: 60px;
        padding: 4px 0;
        font-size: 14px;
    }
    .cssEditor-chapter-item > input[type="text"] {
        width: 90%;
    }
}