.empty-btn{
    display:inline-block;
    padding:12px 18px;
    margin-top:10px;

    background:linear-gradient(145deg,#fff7ed,#ffedd5);
    color:#9a3412;

    font-weight:800;
    text-decoration:none;

    border-radius:14px;
    border:1px solid #fdba74;

    /* 3D effect */
    box-shadow:
        0 6px 0 #c2410c,
        0 12px 25px rgba(0,0,0,0.15);

    position:relative;
    top:0;

    transition:all 0.15s ease;
}

.empty-btn:hover{
    transform:translateY(-2px);
    box-shadow:
        0 8px 0 #c2410c,
        0 18px 30px rgba(0,0,0,0.18);
}

.empty-btn:active{
    transform:translateY(4px);
    box-shadow:
        0 2px 0 #c2410c,
        0 6px 12px rgba(0,0,0,0.15);
}