diff --git a/integrations/nextcloud/snappymail/app/themes/Nextcloud25/styles.css b/integrations/nextcloud/snappymail/app/themes/Nextcloud25/styles.css
index 893a615b9..a16b57b75 100644
--- a/integrations/nextcloud/snappymail/app/themes/Nextcloud25/styles.css
+++ b/integrations/nextcloud/snappymail/app/themes/Nextcloud25/styles.css
@@ -520,7 +520,7 @@ html.rl-left-panel-disabled #rl-app .b-footer.btn-toolbar .btn-group .btn.icon-f
  * inputs
  */
 
-#rl-app input {
+#rl-app input:not([type="checkbox"]) {
     padding: 0 12px;
     font-size: var(--default-font-size);
     color: var(--color-main-text);
@@ -622,9 +622,9 @@ select option {
  */
 
 #rl-app .e-component.e-checkbox.material-design {
-    width: -moz-fit-content;
-    width: -webkit-fill-available;
-    width: fit-content;
+    width: -moz-fit-content !important;
+    width: -webkit-fill-available !important;
+    width: fit-content !important;
     display: flex;
     position: relative;
     align-items: center;
@@ -645,16 +645,28 @@ select option {
     outline: none;
 }
 
+#rl-app .e-component.e-checkbox input[type="checkbox"] {
+    display: none;
+}
+
+input[type="checkbox"] {
+    background-color: transparent;
+    -webkit-appearance: none;
+    appearance: none;
+}
+
+input[type="checkbox"],
 #rl-app .e-checkbox.material-design>div {
     position: unset;
-    width: 18px;
-    height: 18px;
+    width: 18px !important;
+    height: 18px !important;
     border: 2px solid var(--color-primary-element);
     border-radius: 2px;
     animation: none;
     box-sizing: border-box;
 }
 
+input[type="checkbox"]:checked,
 #rl-app .e-checkbox.material-design input:checked+div {
     animation: none;
     --svg-checked: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='3 3 18 18'><path d='M10,17L5,12L6.41,10.58L10,14.17L17.59,6.58L19,8M19,3H5C3.89,3 3,3.89 3,5V19A2,2 0 0,0 5,21H19A2,2 0 0,0 21,19V5C21,3.89 20.1,3 19,3Z'></path></svg>");