JSFiddle - React, Tailwind, and code Playground
HTML
<div id="columns">
<div class="toparrow"></div>
<div id="seperator"></div>
<span class="topsarrow"></span>
<div id="seperator"></div>
<div class="botarrow"></div>
<div id="seperator"></div>
<span class="botsarrow"></span>
<div id="seperator"></div>
<div class="rightarrow"></div>
<div id="seperator"></div>
<span class="rightsarrow"></span>
<div id="seperator"></div>
<div class="leftarrow"></div>
<div id="seperator"></div>
<span class="leftsarrow"></span>
<div id="seperator"></div>
</div>
CSS
#seperator{
margin:50px;
}
#columns{
-webkit-column-count: 2;
-webkit-column-gap: 50%;
}
.toparrow{
width:0px;
height:0px;
border:50px solid;
border-color:transparent transparent red transparent;
}
.topsarrow{
width:0px;
height:0px;
border:50px solid;
border-color:transparent transparent red transparent;
}
.botarrow{
width:0px;
height:0px;
border:50px solid;
border-color:red transparent transparent transparent;
}
.botsarrow{
width:0px;
height:0px;
border:50px solid;
border-color:red transparent transparent transparent;
}.rightarrow{
width:0px;
height:0px;
border:50px solid;
border-color:transparent transparent transparent red ;
}
.rightsarrow{
width:0px;
height:0px;
border:50px solid;
border-color:transparent transparent transparent red ;
}
.leftarrow{
width:0px;
height:0px;
border:50px solid;
border-color:transparent red transparent transparent ;
}
.leftsarrow{
width:0px;
height:0px;
border:50px solid;
border-color:transparent red transparent transparent ;
}