tifawt/assets/scss/soft-ui-dashboard/_alert.scss

@each $state, $value in $theme-gradient-colors {
  .alert-#{$state} {
    @include gradient-directional(nth($value, 1) 0%, darken(nth($value, -1), 8%) 100%, $deg: 310deg);
  }
}

.btn-close{
  &:focus{
    box-shadow: none;
  }
}

.alert-dismissible{
  .btn-close{
    background-image: none;
  }
}