Button 31 

<a class="Button31" href="#">Button 31</a>

/*-- Button 31 --*/
.Button31{
 color: white;
    background: #00897B;
 font-family: "Roboto", sans-serif;
 padding: 15px 48px;
}
.Button31:hover{
    box-shadow: 0px 0px 0px 2px #00897B inset, 0px 0px 0px 4px white inset;
}
.Button31:active{
 transform: scale(0.9);
}