body {
  background: #000;
  padding: 50px;
}
#pomsd-btn {
background: blue;
font-size: 40px;
border-radius: 20px;
color: #fff;
border: 1px solid #fff;
transition: 0.3s;
}

#pomsd-btn:hover {
background: green;
font-size: 60px;
color: white;
box-shadow: 5px 10px  10px 10px  #ff0000;
opacity: 1.6;

border-radius: 0px;
widht: 100px;
}
#pomsd-btn:active {
background: linear-gradient(to top right, #1325e8 -5%, #8f10b7 100%);
box-shadow: 5px 10px  10px 10px  green;
transition: 1.3s;

}