diff --git a/floorp_suti7.css b/floorp_suti7.css
new file mode 100755
index 0000000..0f89850
--- /dev/null
+++ b/floorp_suti7.css
@@ -0,0 +1,102 @@
+@charset "UTF-8";
+
+@-moz-document url("chrome://browser/content/browser.xhtml") {
+/* Please write your custom CSS under this line*/
+
+@import url("browser-aero.css") screen;
+@import url("toolbarbutton-icons.css") screen;
+@import url("leptonchrome.css") screen;
+@import url("tabs.css") screen;
+@import url("toolbarbuttons.css") screen;
+
+#navigator-toolbox :is(toolbar, #nav-bar-customization-target) {
+    background-color: var(--toolbar-bgcolor) !important;
+}
+
+/*.tab-background:is([selected], [multiselected]) {
+    background-color: white !important;
+}*/
+
+.titlebar-button {
+    border: none;
+    margin: 0;
+    padding: 4px 16px !important;
+    -moz-context-properties: stroke;
+    stroke: currentColor;
+}
+
+.titlebar-button>.toolbarbutton-icon {
+    width: 14px !important;
+    height: 14px !important;
+}
+
+#firefox-view-button {
+    list-style-image: url("chrome://branding/content/about-logo.png") !important;
+}
+
+/*#firefox-view-button {
+    list-style-image: url("chrome://branding/content/about-logo.png") !important;
+}*/
+
+@media (prefers-color-scheme: light) {
+    #TabsToolbar #firefox-view-button[open] > .toolbarbutton-icon, .tab-background:is([selected], [multiselected]) {
+        background-image: linear-gradient(to bottom right, #d1d1d1, AccentColor) !important;
+    }
+
+    .titlebar-close {
+        list-style-image: url("./toolbar_button/for_light/op_close.svg") !important;
+    }
+
+    .titlebar-max {
+        list-style-image: url("./toolbar_button/for_light/op_maximize.svg") !important;
+    }
+
+    .titlebar-restore {
+        list-style-image: url("./toolbar_button/for_light/op_restore.svg") !important;
+    }
+
+    .titlebar-min {
+        list-style-image: url("./toolbar_button/for_light/op_minimize.svg") !important;
+    }
+
+    #back-button {
+        list-style-image: url("./toolbar_button/for_light/op_back.svg") !important;
+    }
+
+    #forward-button {
+        list-style-image: url("./toolbar_button/for_light/op_forward.svg") !important;
+    }
+}
+
+@media (prefers-color-scheme: dark) {
+    #TabsToolbar #firefox-view-button[open] > .toolbarbutton-icon, .tab-background:is([selected], [multiselected]) {
+        background-image: linear-gradient(to bottom right, #353535, AccentColor) !important;
+    }
+
+    .titlebar-close {
+        list-style-image: url("./toolbar_button/for_dark/op_close.svg") !important;
+    }
+
+    .titlebar-max {
+        list-style-image: url("./toolbar_button/for_dark/op_maximize.svg") !important;
+    }
+
+    .titlebar-restore {
+        list-style-image: url("./toolbar_button/for_dark/op_restore.svg") !important;
+    }
+
+    .titlebar-min {
+        list-style-image: url("./toolbar_button/for_dark/op_minimize.svg") !important;
+    }
+
+    #back-button {
+        list-style-image: url("./toolbar_button/for_dark/op_back.svg") !important;
+    }
+
+    #forward-button {
+        list-style-image: url("./toolbar_button/for_dark/op_forward.svg") !important;
+    }
+}
+
+
+}
\ No newline at end of file
diff --git a/floorp_suti7_linux.css b/floorp_suti7_linux.css
new file mode 100755
index 0000000..a79bdbe
--- /dev/null
+++ b/floorp_suti7_linux.css
@@ -0,0 +1,129 @@
+@charset "UTF-8";
+
+@-moz-document url("chrome://browser/content/browser.xhtml") {
+/* Please write your custom CSS under this line*/
+
+
+@import url("browser.css") screen;
+@import url("toolbarbutton-icons.css") screen;
+@import url("leptonchrome.css") screen;
+@import url("tabs.css") screen;
+@import url("toolbarbuttons.css") screen;
+
+/*#navigator-toolbox :is(toolbar, #nav-bar-customization-target) {
+    background-color: var(--toolbar-bgcolor) !important;
+}*/
+
+.titlebar-button {
+    border: none;
+    margin: 0;
+    padding: 4px 16px !important;
+    -moz-context-properties: stroke;
+    stroke: currentColor;
+}
+
+.titlebar-button>.toolbarbutton-icon {
+    width: 14px !important;
+    height: 14px !important;
+    appearance: none !important;
+}
+
+.toolbarbutton-icon {
+    appearance: none !important;
+}
+
+.titlebar-close {
+    & > .toolbarbutton-icon {
+        -moz-default-appearance: none !important;
+        background-image: none !important;
+    }
+}
+
+.titlebar-max {
+    & > .toolbarbutton-icon {
+        -moz-default-appearance: none !important;
+        background-image: none !important;
+    }
+}
+
+.titlebar-restore {
+    & > .toolbarbutton-icon {
+        -moz-default-appearance: none !important;
+        background-image: none !important;
+    }
+}
+
+.titlebar-min {
+    & > .toolbarbutton-icon {
+        -moz-default-appearance: none !important;
+        background-image: none !important;
+    }
+}
+
+
+#firefox-view-button {
+list-style-image: url("chrome://branding/content/about-logo.png") !important;
+}
+
+@media (prefers-color-scheme: light) {
+    #TabsToolbar #firefox-view-button[open] > .toolbarbutton-icon, .tab-background:is([selected], [multiselected]) {
+        background-image: linear-gradient(to bottom right, #d1d1d1, AccentColor) !important;
+    }
+
+    .titlebar-close {
+        list-style-image: url("./toolbar_button/for_light/op_close.svg") !important;
+    }
+
+    .titlebar-max {
+        list-style-image: url("./toolbar_button/for_light/op_maximize.svg") !important;
+    }
+
+    .titlebar-restore {
+        list-style-image: url("./toolbar_button/for_light/op_restore.svg") !important;
+    }
+
+    .titlebar-min {
+        list-style-image: url("./toolbar_button/for_light/op_minimize.svg") !important;
+    }
+
+    #back-button {
+        list-style-image: url("./toolbar_button/for_light/op_back.svg") !important;
+    }
+
+    #forward-button {
+        list-style-image: url("./toolbar_button/for_light/op_forward.svg") !important;
+    }
+}
+
+@media (prefers-color-scheme: dark) {
+    #TabsToolbar #firefox-view-button[open] > .toolbarbutton-icon, .tab-background:is([selected], [multiselected]) {
+        background-image: linear-gradient(to bottom right, #353535, AccentColor) !important;
+    }
+
+    .titlebar-close {
+        list-style-image: url("./toolbar_button/for_dark/op_close.svg") !important;
+    }
+
+    .titlebar-max {
+        list-style-image: url("./toolbar_button/for_dark/op_maximize.svg") !important;
+    }
+
+    .titlebar-restore {
+        list-style-image: url("./toolbar_button/for_dark/op_restore.svg") !important;
+    }
+
+    .titlebar-min {
+        list-style-image: url("./toolbar_button/for_dark/op_minimize.svg") !important;
+    }
+
+    #back-button {
+        list-style-image: url("./toolbar_button/for_dark/op_back.svg") !important;
+    }
+
+    #forward-button {
+        list-style-image: url("./toolbar_button/for_dark/op_forward.svg") !important;
+    }
+}
+
+
+}
diff --git a/toolbar_button/for_dark/op_back.svg b/toolbar_button/for_dark/op_back.svg
new file mode 100755
index 0000000..0890284
--- /dev/null
+++ b/toolbar_button/for_dark/op_back.svg
@@ -0,0 +1,6 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_9_10" fill="white">
+<path d="M8 1.52588e-05L16 8.00001L8 16L4.08853e-06 8.00001L8 1.52588e-05Z"/>
+</mask>
+<path d="M4.08853e-06 8.00001L-1.41421 6.5858L-2.82842 8.00001L-1.41421 9.41423L4.08853e-06 8.00001ZM9.41422 14.5858L1.41422 6.5858L-1.41421 9.41423L6.58579 17.4142L9.41422 14.5858ZM1.41422 9.41423L9.41422 1.41423L6.58579 -1.4142L-1.41421 6.5858L1.41422 9.41423Z" fill="white" mask="url(#path-1-inside-1_9_10)"/>
+</svg>
diff --git a/toolbar_button/for_dark/op_close.svg b/toolbar_button/for_dark/op_close.svg
new file mode 100755
index 0000000..ed9808f
--- /dev/null
+++ b/toolbar_button/for_dark/op_close.svg
@@ -0,0 +1,4 @@
+<svg width="18" height="17" viewBox="0 0 18 17" fill="none" xmlns="http://www.w3.org/2000/svg">
+<line x1="1.35355" y1="0.646447" x2="17.3536" y2="16.6464" stroke="white"/>
+<line x1="0.646447" y1="16.6464" x2="16.6464" y2="0.646447" stroke="white"/>
+</svg>
diff --git a/toolbar_button/for_dark/op_forward.svg b/toolbar_button/for_dark/op_forward.svg
new file mode 100755
index 0000000..6d12d04
--- /dev/null
+++ b/toolbar_button/for_dark/op_forward.svg
@@ -0,0 +1,6 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_9_10" fill="white">
+<path d="M8 16L2.73828e-07 8L8 5.47657e-07L16 8L8 16Z"/>
+</mask>
+<path d="M16 8L17.4142 9.41421L18.8284 8L17.4142 6.58579L16 8ZM6.58579 1.41421L14.5858 9.41421L17.4142 6.58579L9.41421 -1.41421L6.58579 1.41421ZM14.5858 6.58579L6.58579 14.5858L9.41421 17.4142L17.4142 9.41421L14.5858 6.58579Z" fill="white" mask="url(#path-1-inside-1_9_10)"/>
+</svg>
diff --git a/toolbar_button/for_dark/op_maximize.svg b/toolbar_button/for_dark/op_maximize.svg
new file mode 100755
index 0000000..084691f
--- /dev/null
+++ b/toolbar_button/for_dark/op_maximize.svg
@@ -0,0 +1,10 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_2_32" fill="white">
+<path d="M5 1C5 0.447718 5.44772 2.86102e-06 6 2.86102e-06H15C15.5523 2.86102e-06 16 0.447718 16 1V9C16 9.55229 15.5523 10 15 10H6C5.44771 10 5 9.55229 5 9V1Z"/>
+</mask>
+<path d="M5 1C5 -0.104567 5.89543 -0.999997 7 -0.999997H15C16.1046 -0.999997 17 -0.104567 17 1H15H6C5.44772 1 5 1 5 1ZM16 10H5H16ZM5 10V2.86102e-06V10ZM15 -0.999997C16.1046 -0.999997 17 -0.104567 17 1V8C17 9.10457 16.1046 10 15 10C15 10 15 9.55229 15 9V1V-0.999997Z" fill="white" mask="url(#path-1-inside-1_2_32)"/>
+<mask id="path-3-inside-2_2_32" fill="white">
+<path d="M0 7C0 6.44772 0.447715 6 1 6H10C10.5523 6 11 6.44772 11 7V15C11 15.5523 10.5523 16 10 16H1C0.447715 16 0 15.5523 0 15V7Z"/>
+</mask>
+<path d="M0 6H11H0ZM11 15C11 16.1046 10.1046 17 9 17H1C-0.104569 17 -1 16.1046 -1 15H1H10C10.5523 15 11 15 11 15ZM1 17C-0.104569 17 -1 16.1046 -1 15V8C-1 6.89543 -0.104569 6 1 6C1 6 1 6.44772 1 7V15V17ZM11 6V16V6Z" fill="white" mask="url(#path-3-inside-2_2_32)"/>
+</svg>
diff --git a/toolbar_button/for_dark/op_minimize.svg b/toolbar_button/for_dark/op_minimize.svg
new file mode 100755
index 0000000..7a46449
--- /dev/null
+++ b/toolbar_button/for_dark/op_minimize.svg
@@ -0,0 +1,6 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_2_36" fill="white">
+<path d="M0 8L8 -4.00521e-07L16 8L8.70711 15.2929C8.31658 15.6834 7.68342 15.6834 7.29289 15.2929L0 8Z"/>
+</mask>
+<path d="M0 8L8 -4.00521e-07L0 8ZM16.7071 8.70711L9.41421 16C8.63316 16.781 7.36683 16.781 6.58579 16L8 14.5858L15.2929 7.29289L16.7071 8.70711ZM9.41421 16C8.63316 16.781 7.36683 16.781 6.58579 16L-0.707107 8.70711L0.707107 7.29289L8 14.5858L9.41421 16ZM8 -4.00521e-07L16 8L8 -4.00521e-07Z" fill="white" mask="url(#path-1-inside-1_2_36)"/>
+</svg>
diff --git a/toolbar_button/for_dark/op_restore.svg b/toolbar_button/for_dark/op_restore.svg
new file mode 100755
index 0000000..10ad4ff
--- /dev/null
+++ b/toolbar_button/for_dark/op_restore.svg
@@ -0,0 +1,10 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_2_43" fill="white">
+<path d="M8 1C8 0.447715 8.44772 0 9 0H15C15.5523 0 16 0.447715 16 1V6C16 6.55228 15.5523 7 15 7H9C8.44772 7 8 6.55228 8 6V1Z"/>
+</mask>
+<path d="M8 0H16H8ZM16 6C16 7.10457 15.1046 8 14 8H9C7.89543 8 7 7.10457 7 6H9H15C15.5523 6 16 6 16 6ZM9 8C7.89543 8 7 7.10457 7 6V2C7 0.895431 7.89543 0 9 0C9 0 9 0.447715 9 1V6V8ZM16 0V7V0Z" fill="white" mask="url(#path-1-inside-1_2_43)"/>
+<mask id="path-3-inside-2_2_43" fill="white">
+<path d="M0 10C0 9.44772 0.447715 9 1 9H7C7.55228 9 8 9.44772 8 10V15C8 15.5523 7.55228 16 7 16H1C0.447715 16 0 15.5523 0 15V10Z"/>
+</mask>
+<path d="M0 10C0 8.89543 0.895431 8 2 8H7C8.10457 8 9 8.89543 9 10H7H1C0.447715 10 0 10 0 10ZM8 16H0H8ZM0 16V9V16ZM7 8C8.10457 8 9 8.89543 9 10V14C9 15.1046 8.10457 16 7 16C7 16 7 15.5523 7 15V10V8Z" fill="white" mask="url(#path-3-inside-2_2_43)"/>
+</svg>
diff --git a/toolbar_button/for_light/op_back.svg b/toolbar_button/for_light/op_back.svg
new file mode 100755
index 0000000..76b71e4
--- /dev/null
+++ b/toolbar_button/for_light/op_back.svg
@@ -0,0 +1,6 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_9_17" fill="white">
+<path d="M8 1.52588e-05L16 8.00001L8 16L2.73828e-07 8.00001L8 1.52588e-05Z"/>
+</mask>
+<path d="M2.73828e-07 8.00001L-1.41421 6.5858L-2.82843 8.00001L-1.41421 9.41423L2.73828e-07 8.00001ZM9.41421 14.5858L1.41421 6.5858L-1.41421 9.41423L6.58579 17.4142L9.41421 14.5858ZM1.41421 9.41423L9.41421 1.41423L6.58579 -1.4142L-1.41421 6.5858L1.41421 9.41423Z" fill="black" mask="url(#path-1-inside-1_9_17)"/>
+</svg>
diff --git a/toolbar_button/for_light/op_close.svg b/toolbar_button/for_light/op_close.svg
new file mode 100755
index 0000000..c918eb2
--- /dev/null
+++ b/toolbar_button/for_light/op_close.svg
@@ -0,0 +1,4 @@
+<svg width="18" height="17" viewBox="0 0 18 17" fill="none" xmlns="http://www.w3.org/2000/svg">
+<line x1="1.35355" y1="0.646447" x2="17.3536" y2="16.6464" stroke="black"/>
+<line x1="0.646447" y1="16.6464" x2="16.6464" y2="0.646447" stroke="black"/>
+</svg>
diff --git a/toolbar_button/for_light/op_forward.svg b/toolbar_button/for_light/op_forward.svg
new file mode 100755
index 0000000..adb89cf
--- /dev/null
+++ b/toolbar_button/for_light/op_forward.svg
@@ -0,0 +1,6 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_9_20" fill="white">
+<path d="M8 16L2.73828e-07 8L8 5.47657e-07L16 8L8 16Z"/>
+</mask>
+<path d="M16 8L17.4142 9.41421L18.8284 8L17.4142 6.58579L16 8ZM6.58579 1.41421L14.5858 9.41421L17.4142 6.58579L9.41421 -1.41421L6.58579 1.41421ZM14.5858 6.58579L6.58579 14.5858L9.41421 17.4142L17.4142 9.41421L14.5858 6.58579Z" fill="black" mask="url(#path-1-inside-1_9_20)"/>
+</svg>
diff --git a/toolbar_button/for_light/op_maximize.svg b/toolbar_button/for_light/op_maximize.svg
new file mode 100755
index 0000000..256e120
--- /dev/null
+++ b/toolbar_button/for_light/op_maximize.svg
@@ -0,0 +1,10 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_5_10" fill="white">
+<path d="M5 1C5 0.447718 5.44772 2.86102e-06 6 2.86102e-06H15C15.5523 2.86102e-06 16 0.447718 16 1V9C16 9.55229 15.5523 10 15 10H6C5.44771 10 5 9.55229 5 9V1Z"/>
+</mask>
+<path d="M5 1C5 -0.104567 5.89543 -0.999997 7 -0.999997H15C16.1046 -0.999997 17 -0.104567 17 1H15H6C5.44772 1 5 1 5 1ZM16 10H5H16ZM5 10V2.86102e-06V10ZM15 -0.999997C16.1046 -0.999997 17 -0.104567 17 1V8C17 9.10457 16.1046 10 15 10C15 10 15 9.55229 15 9V1V-0.999997Z" fill="black" mask="url(#path-1-inside-1_5_10)"/>
+<mask id="path-3-inside-2_5_10" fill="white">
+<path d="M0 7C0 6.44772 0.447715 6 1 6H10C10.5523 6 11 6.44772 11 7V15C11 15.5523 10.5523 16 10 16H1C0.447715 16 0 15.5523 0 15V7Z"/>
+</mask>
+<path d="M0 6H11H0ZM11 15C11 16.1046 10.1046 17 9 17H1C-0.104569 17 -1 16.1046 -1 15H1H10C10.5523 15 11 15 11 15ZM1 17C-0.104569 17 -1 16.1046 -1 15V8C-1 6.89543 -0.104569 6 1 6C1 6 1 6.44772 1 7V15V17ZM11 6V16V6Z" fill="black" mask="url(#path-3-inside-2_5_10)"/>
+</svg>
diff --git a/toolbar_button/for_light/op_minimize.svg b/toolbar_button/for_light/op_minimize.svg
new file mode 100755
index 0000000..e6c9423
--- /dev/null
+++ b/toolbar_button/for_light/op_minimize.svg
@@ -0,0 +1,6 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_5_18" fill="white">
+<path d="M0 8L8 -4.00521e-07L16 8L8.70711 15.2929C8.31658 15.6834 7.68342 15.6834 7.29289 15.2929L0 8Z"/>
+</mask>
+<path d="M0 8L8 -4.00521e-07L0 8ZM16.7071 8.70711L9.41421 16C8.63316 16.781 7.36683 16.781 6.58579 16L8 14.5858L15.2929 7.29289L16.7071 8.70711ZM9.41421 16C8.63316 16.781 7.36683 16.781 6.58579 16L-0.707107 8.70711L0.707107 7.29289L8 14.5858L9.41421 16ZM8 -4.00521e-07L16 8L8 -4.00521e-07Z" fill="black" mask="url(#path-1-inside-1_5_18)"/>
+</svg>
diff --git a/toolbar_button/for_light/op_restore.svg b/toolbar_button/for_light/op_restore.svg
new file mode 100755
index 0000000..b25af1d
--- /dev/null
+++ b/toolbar_button/for_light/op_restore.svg
@@ -0,0 +1,10 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<mask id="path-1-inside-1_5_14" fill="white">
+<path d="M8 1C8 0.447715 8.44772 0 9 0H15C15.5523 0 16 0.447715 16 1V6C16 6.55228 15.5523 7 15 7H9C8.44772 7 8 6.55228 8 6V1Z"/>
+</mask>
+<path d="M8 0H16H8ZM16 6C16 7.10457 15.1046 8 14 8H9C7.89543 8 7 7.10457 7 6H9H15C15.5523 6 16 6 16 6ZM9 8C7.89543 8 7 7.10457 7 6V2C7 0.895431 7.89543 0 9 0C9 0 9 0.447715 9 1V6V8ZM16 0V7V0Z" fill="black" mask="url(#path-1-inside-1_5_14)"/>
+<mask id="path-3-inside-2_5_14" fill="white">
+<path d="M0 10C0 9.44772 0.447715 9 1 9H7C7.55228 9 8 9.44772 8 10V15C8 15.5523 7.55228 16 7 16H1C0.447715 16 0 15.5523 0 15V10Z"/>
+</mask>
+<path d="M0 10C0 8.89543 0.895431 8 2 8H7C8.10457 8 9 8.89543 9 10H7H1C0.447715 10 0 10 0 10ZM8 16H0H8ZM0 16V9V16ZM7 8C8.10457 8 9 8.89543 9 10V14C9 15.1046 8.10457 16 7 16C7 16 7 15.5523 7 15V10V8Z" fill="black" mask="url(#path-3-inside-2_5_14)"/>
+</svg>
diff --git a/toolbar_button/none.svg b/toolbar_button/none.svg
new file mode 100755
index 0000000..d5828c1
--- /dev/null
+++ b/toolbar_button/none.svg
@@ -0,0 +1,9 @@
+<svg width="32" height="32" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+<rect width="32" height="32" fill="url(#pattern0)"/>
+<defs>
+<pattern id="pattern0" patternContentUnits="objectBoundingBox" width="1" height="1">
+<use xlink:href="#image0_105_3" transform="scale(0.03125)"/>
+</pattern>
+<image id="image0_105_3" width="32" height="32" xlink:href="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAaSURBVHgB7cABAQAAAIIg/69uSFAAAADAuwEQIAABrSYnKgAAAABJRU5ErkJggg=="/>
+</defs>
+</svg>