diff --git a/library/std/src/sys/hermit/mutex.rs b/library/std/src/sys/hermit/mutex.rs
index e0184eb5baf69..30c8fc4562d52 100644
--- a/library/std/src/sys/hermit/mutex.rs
+++ b/library/std/src/sys/hermit/mutex.rs
@@ -2,7 +2,6 @@ use crate::cell::UnsafeCell;
 use crate::collections::VecDeque;
 use crate::hint;
 use crate::ops::{Deref, DerefMut, Drop};
-use crate::ptr;
 use crate::sync::atomic::{AtomicUsize, Ordering};
 use crate::sys::hermit::abi;
 
diff --git a/library/std/src/sys/hermit/net.rs b/library/std/src/sys/hermit/net.rs
index 74547617150b0..8a13879d8cc83 100644
--- a/library/std/src/sys/hermit/net.rs
+++ b/library/std/src/sys/hermit/net.rs
@@ -487,6 +487,4 @@ pub mod netc {
 
     #[derive(Copy, Clone)]
     pub struct sockaddr {}
-
-    pub type socklen_t = usize;
 }
diff --git a/library/std/src/sys/hermit/rwlock.rs b/library/std/src/sys/hermit/rwlock.rs
index 9701bab1f660b..1adf0b2be6b73 100644
--- a/library/std/src/sys/hermit/rwlock.rs
+++ b/library/std/src/sys/hermit/rwlock.rs
@@ -1,6 +1,5 @@
 use crate::cell::UnsafeCell;
 use crate::sys::locks::{MovableCondvar, Mutex};
-use crate::sys_common::lazy_box::{LazyBox, LazyInit};
 
 pub struct RwLock {
     lock: Mutex,
diff --git a/src/librustdoc/html/static/css/rustdoc.css b/src/librustdoc/html/static/css/rustdoc.css
index 7665417cb5c9b..2f31a0bb72ec1 100644
--- a/src/librustdoc/html/static/css/rustdoc.css
+++ b/src/librustdoc/html/static/css/rustdoc.css
@@ -197,10 +197,6 @@ h4.code-header {
 	position: relative;
 }
 
-div.impl-items > div {
-	padding-left: 0;
-}
-
 h1, h2, h3, h4, h5, h6,
 .sidebar,
 .mobile-topbar,
@@ -212,7 +208,6 @@ a.source,
 span.since,
 #source-sidebar, #sidebar-toggle,
 details.rustdoc-toggle > summary::before,
-div.impl-items > div:not(.docblock):not(.item-info),
 .content ul.crate a.crate,
 a.srclink,
 #help-button > button,
@@ -1449,9 +1444,7 @@ pre.rust {
 	border-radius: 2px;
 	cursor: pointer;
 }
-#settings-menu {
-	padding: 0;
-}
+
 #settings-menu > a, #help-button > button {
 	padding: 5px;
 	height: 100%;
@@ -1528,10 +1521,6 @@ kbd {
 	cursor: default;
 }
 
-#implementations-list > h3 > span.in-band {
-	width: 100%;
-}
-
 #main-content > ul {
 	padding-left: 10px;
 }