This theme is a modification from the fantastic theme Charamel. Many thanks to Alex W. for inspiration, support and for giving me permissions to use and modify his icons, artwork and code. Silvermel is offered as bundle - it installs "Silvermel and Charamel XT" extension to support font uppercase and letter spacing for labels on Firefox's sidebars, Thunderbird's folder pane, Thunderbird's Address
![Silvermel – Get this Add-on for 🦊 Firefox (ja)](https://cdn-ak-scissors.b.st-hatena.com/image/square/3d4ceebdb08fc0fcfe8a6fd71c3f0197be0be686/height=288;version=1;width=512/https%3A%2F%2Faddons.cdn.mozilla.net%2Fuser-media%2Fpreviews%2Ffull%2F60%2F60215.png%3Fmodified%3D1530208404)