Dracula Theme for GoldenDict. Based on the CSS provided by @babygau. #CSS #GoldenDict

article-style.css

body
{
background: #212121;
margin-top: 1px;
margin-right: 3px;
margin-left:  2px;
margin-bottom: 3px;
color: #f0f0f0;
font-family: EB Garamond;
line-height: 1.3;
}
a:link
{
color: #0068da;
}
ul
{
color: #f0f0f0;
}
.gdarticle
{
background: #212121;
color: #f0f0f0;
margin-top: 0.5em;
margin-bottom: 0.9em;
padding: 8px;
border: 1px solid #212121;
}
.gdactivearticle
{
border: 1px solid #212121;
}
.gdarticleseparator + script + .gdactivearticle .gddictname
{
border-top: 1px solid #212121;
}
.gdarticleseparator
{
display: none;
}
.gddictname
{
font-family: Avenir Next;
font-size: 13px;
font-weight: bold;
float: center;
text-align: center;
color: #f0f0f0;
background: #455651;
border: 0px;
margin: -6px;
margin-bottom: 5px;
margin-left: 2px;
padding-right: 0.4em;
-webkit-user-select: none;
user-select: none;
cursor: default;
}
.gdactivearticle .gddictname
{
font-family: Gentium Plus;
font-size: 13px;
font-weight: bold;
float: center;
text-align: center;
color: #f0f0f0;
background: #a37267;
margin: -6px;
margin-bottom: 5px;
margin-left: 2px;
border: 1px #212121;
}
.gddicticon
{
display: inline;
vertical-align: text-bottom;
float: right;
padding-right: 0em;
padding-left: 0.3em;
}
/**
 * Old Dictionaries using DSL format
 */
.gdarticlebody > span:first-child .dsl_headwords,
.gdarticlebody > h3:first-child
{
margin-top: -3px;
display: inline-block;
}
.gdspellsuggestion
{
/* Add some vertical space before the article */
margin-top: 1.5em;
}
.dsl_article, .dsl_definition, .dsl_ex, .dsl_opt, .dsl_lang, .dsl_m0, .dsl_m1, .dsl_m2, .dsl_m3, .dsl_m4, .dsl_u, .dsl_b, .dsl_i
{
color: #f0f0f0 !important;
}
.dsl_p {
color: #FF7400 !important;
}
.dsl_b font {
color: #FFD300 !important;
}
.dsl_m2 font {
color: #71FF35 !important;
}
.dsl_i font {
color: #f0f0f0 !important;
}
.dsl_article .dsl_definition {
color: #FFEA13 !important;
}

.dsl_article .dsl_definition font[color="darkcyan"]
{
  color: #FFEA13 !important;
}

.dsl_article .dsl_definition font[color="teal"]
{
  color: #FFEA13 !important;
}

.dsl_article .dsl_definition font[color="darkslategray"]
{
  color: #FFEA13 !important;
}

.dsl_article .dsl_definition font[color="darkslateblue"]
{
  color: #b42828 !important;
}

.dsl_article .dsl_definition font[color="darkmagenta"]
{
  color: #b42828 !important;
}

.dsl_article .dsl_definition font[color="sienna"]
{
  color: #b42828 !important;
}

.dsl_article .dsl_definition font[color="rosybrown"]
{
  color: #b42828 !important;
}

.dsl_article .dsl_definition font[color="dimgray"]
{
  color: #f0f0f0 !important;
}

.dsl_article .dsl_definition font[color="green"]
{
  color: #3cb372 !important;
}

.dsl_article .dsl_definition font[color="darkgreen"]
{
  color: #b42828 !important;
}

.dsl_article .dsl_definition font[color="maroon"]
{
  color: #b42828 !important;
}

.dsl_article .dsl_definition font[color="gray"]
{
  color: #3cb372;
  color: #3cb372 !important;
}

::selection
{
  background: #60605a;
	color: #f0f0f0;
}

code::selection
{
	background: #60605a;
}

.dsl_s_wav img, .lsa_play img, .forvo_play img[alt="Play"]
{
  /**
  display: none;
  **/
}

.dsl_s_wav a, .lsa_play td:nth-of-type(1) a, .forvo_play td:nth-of-type(1) a
{
  color: #f0f0f0;
  width: 18px;
  height: 14px;
  /**
  display: inline-block;
  background: url('file:///control_play_lingvo.png') no-repeat center;
  vertical-align: text-bottom;
  -webkit-user-select: none;
  user-select: none;
  **/
}

/**
 * OALD9 Dictionary
 */

.mdict, .mdict ol, .head-jump-pos, .head-jump-entry, .h-g, sn-gs, .sn-g, .x-gs, .xg, .rx-g, .x, .num, .def, .label-g, .collapse
{
  color: #f0f0f0 !important;
}

.head-jump-pos a
{
  display: inline-block;
  background-color: green;
  color: #f0f0f0 !important;
  padding-top: 2px;
  padding-bottom: 3px;
  padding-left: 5px;
  padding-right: 5px;
  margin-right: 3px;
  margin-bottom: 3px;
  text-decoration: none;
  font-size: 90%;
  border-radius: 2px;
}

.mdict .if-gs
{
  color: #b42828 !important;
}

.mdict .gram-g
{
  color: #FF7400 !important;
}

.mdict .top-container
{
  line-height: 1.2em !important;
}

.mdict .collapse, .mdict .webtop-g
{
  background-color: #03A9F4 !important;
  border-left: 3px solid #03A9F4 !important;
}

.mdict .collapse .body .h1, .mdict .collapse .body .deflist .li .eb
{
  color: #D32F2F !important;
}

.mdict .collapse .body .inline .li
{
  color: #512DA8 !important;
}

/** Fix numbered list **/
.mdict ol
{
  list-style-type: none;
}

.mdict ol li
{
  counter-increment: step-counter;

}

.mdict ol li::before
{
  content: counter(step-counter);
  color: #b42828 !important;
  font-weight: bold;
}

/** Fix phonetics **/

.mdict .phon {
  color: #b42828 !important;
  font-weight: bold;
}

/**
 * Longman Dictionary 6
 */

.entry, .example, .collocate, .collgloss, .sense, .neutral, .exas li
{
  color: #f0f0f0 !important;
}

.hyphenation, .homnum, .frequent
{
  color: #FFEB3B !important;
}

.pron, .amevarpron
{
  color: #D32F2F !important;
  font-weight: bold;
}

.gram, .registerlab
{
  color: #03A9F4 !important;
}

.propformprep, .expr, .colloc, .collo, .exp, .display, .nodeword {
  color: #FF4081 !important;
}

.sensenum
{
  color: #b42828 !important;
}

.collobox
{
  background-color: #448AFF !important;
  border-color: #448AFF !important;
}

.thesbox
{
  background-color: #FFEB3B !important;
  border-color: #FFEB3B !important;
}

.grambox .expl, .grambox .compareword, .collobox .section, .thesbox .section
{
  background-color: #201F1F !important;
}

.secheading
{
  background-color: #1976D2 !important;
}
/**
 * Từ điển Lạc Việt
 */
table, #definition_T_id, #mh_n_T_id, #mh_T_id, #C_C
{
  color: #f0f0f0 !important;
}

#C_C font {
  color: #f0f0f0 !important;
}

qt-style.css

MainWindow #searchPane #translateLine, MainWindow #searchPane #wordList
{
	background: #212121;
	color: #f0f0f0;
}
MainWindow #translateLine, ScanPopup #translateLine, MainWindow #wordList, MainWindow #dictsPane #dictsList, MainWindow #historyPane #historyList
{
	  background: #212121;
    color: #f0f0f0;
}