You can use this code to Custom CSS box
div[class*="card-content__CardContentTitle"]+div:after {
content: "Read More";
font-size: 12px;
display: block;
position: relative;
top: 30px;
text-decoration: underline;
transition: all 0.3s ease;
}
div[class*="card-content__CardContentTitle"]+div:hover:after {
transform: translateX(10px);
transition: all 0.3s ease;
}
div[class*="card-content__CardContentTitle"]+div {
overflow: visible;
}
Result