JSFiddle - React, Tailwind, and code Playground

by J R

HTML

<html>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css"/>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css"/>

</html>
<body>

<div class="container" ng-app="plusMinusApp"  ng-controller="plusMinusController">

<div class="row" ng-init="value1 = 'off'">
 <!--<div class="col-xs-4" data-ng-class="{coverThisBlock: value2 == 'off',coverThisBlock: value == 'on'}"> --> 
    <div class="col-sm-4 col-xs-6" data-ng-class="{coverThisBlock: value2 == 'off'}">    
        <div class="divClass" 
        data-ng-click="(selectBlock(1)) ; (status1 = !status1) ; (value1 = { 'on': 'off', 'off':'on'}[value1])" 
        data-ng-class="{'active-selection': status1 == activeClass}">
        1
        </div>
        <i ng-click="(selectBlock(1)) ; (status1 = !status1) ; (value1 = { 'on': 'off', 'off':'on'}[value1])" 
        class="btn btn-primary text-center fa" 
        ng-class="{'fa-minus': status1, 'fa-plus': !status1}"></i>
    </div>
    <div  ng-show="value1 == 'on'" class="col-xs-4 textdiv">Hello</div>
</div>

<div class="row" >
    <div class="col-sm-4 col-xs-6" ng-init="value2 = 'on'">    
        <div class="divClass" 
        data-ng-click="(value2 = { 'on': 'off', 'off':'on'}[value2])" 
        data-ng-class="{'active-selection': value2 == 'off'}">
        2
        </div>
        <i ng-click="(value2 = { 'on': 'off', 'off':'on'}[value2])" 
        class="btn btn-primary text-center fa" 
        ng-class="{'fa-minus': (value2 == 'off'), 'fa-plus': value2}"></i>
    </div>
    <div  ng-show="value2 == 'off'" class="col-xs-3 textdiv">Hello</div>
</div>

<div class="row">  
    <div class="col-sm-4 col-xs-6" data-ng-class="{'coverThisBlock': value2 == 'off'}">    
        <div class="divClass" 
        data-ng-click="(selectBlock(3)) ; (status3 = !status3)" 
        data-ng-class="{'active-selection': !status3 == activeClass}">
        3
        </div>
        <i...

CSS

body {
    padding-top: 15px;
}  
.activeClas{
    border:2px solid green; 
    background-color: rgba(100,100,100,0.1);
    line-height:50px;
    width: 30%;
}
.divClass{
    width: 35%;
    height:50px;
    text-align:center;
    line-height:50px;
    float: left;
    left:15px;
    margin-top: 25px;
    margin-bottom: 25px;
    margin-right: 15px;
    color: orange;
    font-size: 18px;
    border:2px solid #000; 
    background-color: rgba(00,00,00,0.6);
}  
.textdiv{
    border:2px solid green; 
    background-color: rgba(100,100,100,0.1);
    height:50px;
    text-align:center;
    line-height:50px;
    margin-top: 25px;
}
i {
    color:#000;
    font-size: 40px;
    line-height:50px;
} 
.btn {
    height: 50px;
    margin-top: 25px;
    margin-left: 15px;
}    
.active-selection {
    background-color:rgba(100,100,100,0.1);
    width: 35%;
    font-size: 40px;
    text-align: center;
    border:2px solid green; 
} 
.coverThisBlock{
    width: 33%;
    height: inherit;
    background-color: rgba(00,00,00,0.8);
    z-index: 9;
} 
@media (max-width:420px){
.coverThisBlock{
    width: 80%;
}
}