.bt-black {
background: #161616;
box-shadow: 0px 2.19052px 0px #1B1B1B, inset 0px 0px 12.4129px 5.84138px rgba(115, 115, 115, 0.25);
border-radius: 60px;
}

.bt {
background: #DC2B1D;
box-shadow: 0px 3px 0px #B43329, inset 0px 0px 17px 8px rgba(248, 236, 236, 0.25);
border-radius: 60px;
}