img { height: auto; min-height: 100px; max-height: 140px; display: block; margin-left: auto; margin-right: auto; width: auto; } middle { Display: flex; flex-direction: column; Justify-content: center; text-align: center; Width: 50vw ; Margin: auto; Height: auto; padding:35px; border: 10px solid black; border-width:10px; } middle header { font-size: 36px; font-weight:bold; } p { font-size: 18px; }