stylesheet.css

*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}
.container{
    width: auto;
    margin-top: 40px;
}
.row{
    
    width: 100%;
}
h1{
    text-align: center;
}
h3{
    margin-bottom: 20px;
    border: 1px solid black;
    width: 100px;
    text-align: center;
    position: relative;
    float: right;
    background-color: antiquewhite;
}
.col2 h3{
    background-color: aqua;
}
.col3 h3{
    background-color: yellowgreen;
}
p{
    width: 90%;
    margin-left: auto;
    margin-right: auto;
    margin-top: 50px;
}
.col{
    border: 1px solid black;
    margin: 10px;
    background-color: skyblue;
    height: max-content;
   
}


@media screen and (min-width: 992px){
    .col{
        float: left;
    }
    .col1{
        width: 30%;

    }
    .col2{
        width: 30%;
     
    }
    .col3{
        width: 30%;
       
       
    }
    
}
@media (min-width:768px ) and (max-width:991px){
    .col{
        float: left;
    }
    .col1{
        width: 45%;
       
    }
    .col2{
        width: 45%;
       
    }
    .col3{
       
        width: 92%;
       
    }
  
}
@media screen and (max-width: 767px){
    .col div{
        left: 79vw;
    }
    
}