MediaWiki:Common.css

/* CSS placed here will be applied to all skins */

@font-face {
    font-family: 'PPReader';
    src: url("https://www.securityvision.io/assets/css/fonts/PPReader-Regular.ttf")
}
@font-face {
    font-family: 'NeueMontreal';
    src: url("https://www.securityvision.io/assets/css/fonts/PPNeueMontreal-Regular.ttf")
}
<!-- fonts are not installed locally yet -->



* {font-family: Helvetica;}

.firstHeading, .mw-headline{font-family: Helvetica;}


body{
   background-color: white;
}

.mw-body{
    border: none;
}


/* unvisited link */
 a:link {
  color: darkslategray;
}


/* visited link */
 a:visited {
   color: darkslategray;
}

blockquote {
  background: #F3F3F3;
  border-left: 10px solid #ccc;
  margin: 1.5em 10px;
  padding: 0.5em 10px;
}