panel.scss

/* panel.scss */
.panel {
    //Instead of the line below you could use @include border-radius($radius, $vertical-radius)
    border-radius: 0;
}

.panel-primary {
    border-color: $color_hoki_approx;
    > .panel-heading {
        color: $white;
        background-color: $color_hoki_approx;
        border-color: $color_hoki_approx;
        //Instead of the line below you could use @include border-radius($radius, $vertical-radius)
        border-radius: 0;
    }
}

.appForm {
    .panel-body {
        padding-bottom: 0;
    }
    .panel-footer {
        margin-bottom: 0;
    }
}