Responsive Course Cards for Blogger, Blogger Widgets, HTML

 <h1>Responsive Card</h1>
<div class="wrapper">
<div class="card">
	<h3 class="card-title">CARD TITLE</h3>
		<p class="card-content">Contrary to popular belief, Lorem Ipsum is not simply random text. It has roots in a piece of classical Latin literature from 45 BC, making it over 2000 years old.</p>
		<button class="card-btn">READ MORE</button>
	</div>
	<div class="card">
		<h3 class="card-title">CARD TITLE</h3>
		<p class="card-content">Contrary to popular belief, Lorem Ipsum is not simply random text. It has roots in a piece of classical Latin literature from 45 BC, making it over 2000 years old.</p>
		<button class="card-btn">READ MORE</button>
	</div>
	<div class="card">
		<h3 class="card-title">CARD TITLE</h3>
		<p class="card-content">Contrary to popular belief, Lorem Ipsum is not simply random text. It has roots in a piece of classical Latin literature from 45 BC, making it over 2000 years old.</p>
		<button class="card-btn">READ MORE</button>
	</div>
</div> 

 @import url('https://fonts.googleapis.com/css?family=Roboto');  
  body{  
    font-family: 'Roboto', sans-serif;  
 }  
  h1{  
    text-align: center;  
    color: #4181ee;  
 }  
  .wrapper{  
    display: flex;  
    justify-content: center;  
    flex-wrap: wrap;  
 }  
  .card{  
   max-width: 300px;  
    min-height: 250px;  
    background: #02b875;  
    padding: 30px;  
    border-radius: 3px;  
    box-sizing: border-box;  
    color: #FFF;  
    margin:20px;  
    box-shadow: rgb(50 50 93 / 25%) 0px 30px 60px -12px, rgb(0 0 0 / 30%) 0px 18px 36px -18px;  
 }  
  .card:nth-child(2){  
   background: #4181ee;  
 }  
  .card:last-child{  
   background: #673ab7;  
 }  
  .card-title{  
    margin-top: 0;  
    font-size: 16px;  
    font-weight: 600;  
    letter-spacing: 1.2px;  
 }  
  .card-content{  
    font-size: 14px;  
    letter-spacing: 0.5px;  
    line-height: 1.5;  
 }  
  .card-btn{  
    all: unset;  
    display: block;  
    margin-left: auto;  
    border: 2px solid #FFF;  
    padding: 10px 15px;  
    border-radius: 25px;  
    font-size: 10px;  
    font-weight: 600;  
    transition: all 0.5s;  
    cursor: pointer;  
    letter-spacing: 1.2px;  
 }  
  .card-btn:hover{  
   color:#02b875;  
   background: #FFF;  
 }  
  .card:nth-child(2) .card-btn:hover{  
   color:#4181ee;  
   background: #FFF;  
 }  
  .card:last-child .card-btn:hover{  
   color:#673ab7;  
    background: #FFF;  
 } 

Your_code_is_here

Example