.hp-button-default{
    color:#fff;
    background:red;
    padding:10px 20px;
    border-radius:5px;
    display:inline-block;
    margin-block:5px;
    font-weight:500;
    transition:all .3s ease-in-out
}

.hp-button-default:hover{
    background:pink;
    color:#000
}