.divtablas{
    box-shadow:
    inset 0 -3em 3em rgba(0,0,0,0.1),
    0.3em 0.3em 1em rgba(0,0,0,0.3);
    background-image: linear-gradient( 135deg, #5EFCE8 10%, #d7d7e2 100%);
    margin-top: 10px;
    margin-bottom: 10px;
    margin-right: 3px;
    margin-left: 5px;
   border-radius: 10px;

}
body{
    background-image: linear-gradient( 135deg, #5EFCE8 10%, #736EFE 100%);
}
.tarjeta{
    box-shadow:
       inset 0 -3em 3em rgba(0,0,0,0.1),
             0 0  0 2px rgb(255,255,255),
             0.3em 0.3em 1em rgba(0,0,0,0.3);
}