#root { max-width: 1280px; margin: 0 auto; text-align: center; } .logo { height: 10em; padding: 1.5em; will-change: filter; transition: filter 300ms; } .logo:hover { filter: drop-shadow(0 0 2em #ff1111aa); } .todo-list { text-align: left; } .todo-list .todo{ margin-top: 10px; } .todo-add { margin-top: 20px; text-align: left; } .todo-add input{ width: 70%; height: 30px; } .todo-add button{ float: right; }