Styles.css

.mainpage_topbox {

background: #f9f9f9;
margin: 1em 0;

}

.mainpage_layouttable {

border: 0;
margin: 0;
width: 100%;
border-spacing: 10px;

}

.mainpage_layouttable * > tr > td {

vertical-align: top;

}

.mainpage_boxtitle {

   font-size: 105%;
   padding: 0.4em;
   background-color: #eeeeee;
   font-weight: bold;
   min-height: 2em;
   vertical-align: middle;

}

.mainpage_pagetitle {

   color: #cf7606;
   font-size: 200%;
   padding: 0.2em 0.4em;

}

.mainpage_sitelinks {

   padding: 0.2em;
   text-align: center;
   background-color: white;
   font-weight: bold;

}

.mainpage_hubtitle {

   text-align: center;

}

.mainpage_boxcontents {

   background: #ffffff;
   padding: 0.2em 0.4em;

}

.mainpage_boxcontents_small {

   font-size: 95%;

}

.mainpage_boxcontents_title {

   display: block;
   border-bottom: 1px solid #AAA;
   margin-bottom: 0.5em;
   text-align: center;
   font-weight: bold;
   font-size: larger;

}

.mainpage_middleblock .mainpage_hubbox {

   width: 33%;

}

.mainpage_hubbox, .mainpage_topbox {

   padding: 0;
   border: 1px solid #aaaaaa;

}

.mainpage_newscell .mainpage_boxtitle {

   background-image: url(https://upload.wikimedia.org/wikipedia/commons/thumb/8/89/Exquisite-khelpcenter.png/20px-Exquisite-khelpcenter.png);
   background-repeat: no-repeat;
   background-position: 99% 0.3em;
   padding-right: 25px;

}

.mainpage_downloadcell .mainpage_boxtitle {

   background-image: url(https://upload.wikimedia.org/wikipedia/commons/thumb/5/5d/Crystal_Clear_action_build.png/18px-Crystal_Clear_action_build.png);
   background-repeat: no-repeat;
   background-position: 96% 0.33em;
   padding-right: 25px;

}

.mainpage_opportunitiescell .mainpage_boxtitle {

   background-image: url(https://upload.wikimedia.org/wikipedia/commons/thumb/6/63/User-online.svg/20px-User-online.svg.png);
   background-repeat: no-repeat;
   background-position: 98% 0.15em;
   padding-right: 25px;

}

.mainpage_featuredpagescell .mainpage_boxtitle {

   background-image: url(https://upload.wikimedia.org/wikipedia/commons/thumb/0/0f/Note_icon.svg/20px-Note_icon.svg.png);
   background-repeat: no-repeat;
   background-position: 98% 0.15em;
   padding-right: 25px;

}

.mainpage_mwtitle {

   color: #005288;

}

.mainpage_notice { background: #f9f9f9; border: 1px solid #aaaaaa; margin: 0.2em 10px 10px; padding:0.2em 0.4em; text-align: center; font-size: 125% }

.mainpage_row2, .mainpage_row3 { /*display: -webkit-box;*/ /*display: -moz-box;*/ /*display: -ms-flexbox;*/ /*display: -webkit-flex;*/ display: flex;

flex-flow: row wrap;

 	justify-content: space-between;
 	margin: 1em 0;

} @media screen and (min-width: 45em) { .mainpage_row2 .mainpage_hubbox { box-sizing: border-box; float: left; width: 32%; } } @media screen and (max-width: 45em) { .mainpage_row2 .mainpage_hubbox { box-sizing: border-box; flex: 1 0 100%; width: 100%; margin: 0.5em 0 } } @media screen and (min-width: 45em) { .mainpage_row3 .mainpage_hubbox { box-sizing: border-box; float: left; } .mainpage_row3 .mainpage_downloadcell { flex: 1 2 15em; min-width: 10em; max-width: 20em; } .mainpage_row3 .mainpage_newscell { flex: 6 0 20em; margin-left: 1em; } .mainpage_row3 .mainpage_opportunitiescell { flex: 1 2 15em; min-width: 10em; max-width: 20em; } } @media screen and (max-width: 45em) { .mainpage_row3 .mainpage_hubbox { box-sizing: border-box; flex: 1 0 100%; width: 100%; margin: 0.5em 0; } } @media screen and (max-width: 55em) { .mainpage_row3 .mainpage_newscell { order: -1; flex: 1 0 100%; width: 100%; margin-left: 0; } }