diff --git a/edit/codemirror-default.css b/edit/codemirror-default.css
index 4ae58f6c..dbd9a72c 100644
--- a/edit/codemirror-default.css
+++ b/edit/codemirror-default.css
@@ -18,7 +18,7 @@
   background: none;
 }
 .CodeMirror-dialog {
-  -webkit-animation: highlight 3s cubic-bezier(.18, .02, 0, .94);
+  animation: highlight 3s cubic-bezier(.18, .02, 0, .94);
 }
 .CodeMirror-bookmark {
   background: linear-gradient(to right, currentColor, transparent);
diff --git a/edit/edit.css b/edit/edit.css
index deb7c0ba..54aeed44 100644
--- a/edit/edit.css
+++ b/edit/edit.css
@@ -50,7 +50,6 @@ label {
   top: 0;
   padding: 1rem;
   border-right: 1px dashed #AAA;
-  -webkit-box-shadow: 0 0 3rem -1.2rem black;
   box-shadow: 0 0 3rem -1.2rem black;
   box-sizing: border-box;
   z-index: 10;
diff --git a/install-usercss/install-usercss.css b/install-usercss/install-usercss.css
index 6214629e..e37cd2fb 100644
--- a/install-usercss/install-usercss.css
+++ b/install-usercss/install-usercss.css
@@ -315,14 +315,6 @@ label {
     opacity: 0;
   }
 }
-@-webkit-keyframes lds-spinner {
-  0% {
-    opacity: 1;
-  }
-  100% {
-    opacity: 0;
-  }
-}
 .lds-spinner {
   position: absolute;
   width: 200px;
@@ -338,104 +330,74 @@ label {
   left: 94px;
   top: 23px;
   position: absolute;
-  -webkit-animation: lds-spinner linear 1s infinite;
   animation: lds-spinner linear 1s infinite;
   background: currentColor;
   width: 12px;
   height: 34px;
   border-radius: 20%;
-  -webkit-transform-origin: 6px 77px;
   transform-origin: 6px 77px;
 }
 .lds-spinner div:nth-child(1) {
-  -webkit-transform: rotate(0deg);
   transform: rotate(0deg);
-  -webkit-animation-delay: -0.916666666666667s;
   animation-delay: -0.916666666666667s;
 }
 .lds-spinner div:nth-child(2) {
-  -webkit-transform: rotate(30deg);
   transform: rotate(30deg);
-  -webkit-animation-delay: -0.833333333333333s;
   animation-delay: -0.833333333333333s;
 }
 .lds-spinner div:nth-child(3) {
-  -webkit-transform: rotate(60deg);
   transform: rotate(60deg);
-  -webkit-animation-delay: -0.75s;
   animation-delay: -0.75s;
 }
 .lds-spinner div:nth-child(4) {
-  -webkit-transform: rotate(90deg);
   transform: rotate(90deg);
-  -webkit-animation-delay: -0.666666666666667s;
   animation-delay: -0.666666666666667s;
 }
 .lds-spinner div:nth-child(5) {
-  -webkit-transform: rotate(120deg);
   transform: rotate(120deg);
-  -webkit-animation-delay: -0.583333333333333s;
   animation-delay: -0.583333333333333s;
 }
 .lds-spinner div:nth-child(6) {
-  -webkit-transform: rotate(150deg);
   transform: rotate(150deg);
-  -webkit-animation-delay: -0.5s;
   animation-delay: -0.5s;
 }
 .lds-spinner div:nth-child(7) {
-  -webkit-transform: rotate(180deg);
   transform: rotate(180deg);
-  -webkit-animation-delay: -0.416666666666667s;
   animation-delay: -0.416666666666667s;
 }
 .lds-spinner div:nth-child(8) {
-  -webkit-transform: rotate(210deg);
   transform: rotate(210deg);
-  -webkit-animation-delay: -0.333333333333333s;
   animation-delay: -0.333333333333333s;
 }
 .lds-spinner div:nth-child(9) {
-  -webkit-transform: rotate(240deg);
   transform: rotate(240deg);
-  -webkit-animation-delay: -0.25s;
   animation-delay: -0.25s;
 }
 .lds-spinner div:nth-child(10) {
-  -webkit-transform: rotate(270deg);
   transform: rotate(270deg);
-  -webkit-animation-delay: -0.166666666666667s;
   animation-delay: -0.166666666666667s;
 }
 .lds-spinner div:nth-child(11) {
-  -webkit-transform: rotate(300deg);
   transform: rotate(300deg);
-  -webkit-animation-delay: -0.083333333333333s;
   animation-delay: -0.083333333333333s;
 }
 .lds-spinner div:nth-child(12) {
-  -webkit-transform: rotate(330deg);
   transform: rotate(330deg);
-  -webkit-animation-delay: 0s;
   animation-delay: 0s;
 }
 @-webkit-keyframes load3 {
   0% {
-    -webkit-transform: rotate(0deg);
     transform: rotate(0deg);
   }
   100% {
-    -webkit-transform: rotate(360deg);
     transform: rotate(360deg);
   }
 }
 @keyframes load3 {
   0% {
-    -webkit-transform: rotate(0deg);
     transform: rotate(0deg);
   }
   100% {
-    -webkit-transform: rotate(360deg);
     transform: rotate(360deg);
   }
 }
diff --git a/manage/manage.css b/manage/manage.css
index 5e3f6041..1ed6d70a 100644
--- a/manage/manage.css
+++ b/manage/manage.css
@@ -54,7 +54,6 @@ a:hover {
   top: 0;
   padding: 1rem;
   border-right: 1px dashed #AAA;
-  -webkit-box-shadow: 0 0 50px -18px black;
   box-shadow: 0 0 50px -18px black;
   overflow: auto;
   box-sizing: border-box;
diff --git a/vendor-overwrites/colorpicker/colorpicker.css b/vendor-overwrites/colorpicker/colorpicker.css
index fa6d5369..e02b0d14 100644
--- a/vendor-overwrites/colorpicker/colorpicker.css
+++ b/vendor-overwrites/colorpicker/colorpicker.css
@@ -136,8 +136,6 @@
   position: absolute;
   width: 10px;
   height: 10px;
-  -webkit-border-radius: 50%;
-  -moz-border-radius: 50%;
   border-radius: 50%;
   left: -5px;
   top: -5px;
@@ -165,8 +163,6 @@
   -webkit-border-radius: 50%;
   -moz-border-radius: 50%;
   border-radius: 50%;
-  -webkit-box-sizing: border-box;
-  -moz-box-sizing: border-box;
   box-sizing: border-box;
   border: 1px solid var(--input-border-color);
 }
@@ -188,8 +184,6 @@
   position: relative;
   width: 100%;
   height: 10px;
-  -webkit-border-radius: 3px;
-  -moz-border-radius: 3px;
   border-radius: 3px;
   cursor: pointer;
   background: linear-gradient(to right, #ff0000 0%, #ffff00 17%, #00ff00 33%, #00ffff 50%, #0000ff 67%, #ff00ff 83%, #ff0000 100%);
@@ -209,8 +203,6 @@
   width: 100%;
   height: 10px;
   z-index: 2;
-  -webkit-border-radius: 3px;
-  -moz-border-radius: 3px;
   border-radius: 3px;
   cursor: pointer;
   background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAICAYAAADED76LAAAAJElEQVQYV2NctWrVfwYkEBYWxojMZ6SDAmT7QGx0K1EcRBsFAADeG/3M/HteAAAAAElFTkSuQmCC");
@@ -236,9 +228,6 @@
 
 .colorpicker-input-container {
   position: relative;
-  -webkit-box-sizing: padding-box;
-  -moz-box-sizing: padding-box;
-  box-sizing: padding-box;
 }
 
 .colorpicker-input-group {
@@ -260,8 +249,6 @@
   position: relative;
   flex: 1;
   padding: 5px;
-  -webkit-box-sizing: border-box;
-  -moz-box-sizing: border-box;
   box-sizing: border-box;
 }