/** The key of the configuration. e.g.  */
    String VIRTUAL_HOST_HEADERS = "virtual.host.headers";

    /** The key of the configuration. e.g.  */
    String HTTP_PROXY_HOST = "http.proxy.host";

    /** The key of the configuration. e.g. 8080 */
    String HTTP_PROXY_PORT = "http.proxy.port";

    /** The key of the configuration. e.g.  */
    String HTTP_PROXY_USERNAME = "http.proxy.username";

enough. For details, see\n//    https://github.com/twbs/bootstrap/issues/11586.\n\n[type=\"search\"] {\n  outline-offset: -2px; // 1\n  -webkit-appearance: textfield; // 2\n}\n\n// 1. A few input types should stay LTR\n// See https://rtlstyling.com/posts/rtl-styling#form-inputs\n// 2. RTL only output\n// See https://rtlcss.com/learn/usage-guide/control-directives/#raw\n\n/* rtl:raw:\n[type=\"tel\"],\n[type=\"url\"],\n[type=\"email\"],\n[type=\"number\"] {\n  direction: ltr;\n}\n*/\n\n// Remove the...

padding: $thumbnail-padding;\n  background-color: $thumbnail-bg;\n  border: $thumbnail-border-width solid $thumbnail-border-color;\n  @include border-radius($thumbnail-border-radius);\n  @include box-shadow($thumbnail-box-shadow);\n\n  // Keep them at most 100% wide\n  @include img-fluid();\n}\n\n//\n// Figures\n//\n\n.figure {\n  // Ensures the caption's text aligns with the image.\n  display: inline-block;\n}\n\n.figure-img {\n  margin-bottom: $spacer * .5;\n  line-height: 1;\n}\n\n.figure-caption...