_buttons.scss

%btn {
    display: inline-block;
    border-radius: 5px;
    padding: 8px 20px;
    margin: 3px;

    &:hover {
        transform: scale(.98);

    }
}

.btn-primary {
    @extend %btn;
    @include set-background(lighten($primary-color, 10%));

}

.btn-secondary {
    @extend %btn;
    background-color: $primary-color;
    @include set-background($primary-color);
}