body {
    width: 100%;
    float: left;
    background-color: #1B262C;
}
  
.tldr,
.rotating,
.perennial {
    width: 30%;
    float: left;
    height: auto;
    margin: 10px;
    padding: 10px;
    @media only screen and (max-width: 575.98px) {
        width: 95%;
    }
}

p {
    padding-top: 25px;
    text-align: center;
    float: none;
}