.btn
    &.btn-immortal
        padding: 6px 24px
        background-color: $button-background-color
        color: $button-color
        font-size: 24px
        &:hover,&:focus,&:active
            background-color: lighten($button-background-color, 10%),
            color: darken($button-color, 10%),
            cursor: pointer