fix styling

src/components/LoginForm.jsx

src/components/Search.jsx

src/components/profile/Profile.jsx

src/components/profile/UpdateProfileForm.jsx

src/components/thread/CreateThread.jsx

src/components/thread/EditThread.jsx

src/components/thread/ListThreads.jsx

src/components/thread/Post.jsx

src/components/thread/PreviewThread.jsx

src/components/thread/RecentThreads.jsx

src/components/thread/Thread.jsx

src/components/thread/TopThreads.jsx

src/components/topic/Topic.jsx

src/components/utility/Footer.jsx

src/styles/LoginForm.css

src/styles/Search.css

src/styles/profile/Profile.css

src/styles/profile/UpdateProfileForm.css

src/styles/thread/CreateThread.css

src/styles/thread/EditThread.css