html { background: repeating-linear-gradient(45deg,rgb(30,30,64),rgb(30,30,64) 10px,rgb(60,60,30) 10px,rgb(60,60,30) 20px); font-family: sans-serif; color: #DDDDDD; } button { font-family: sans-serif; font-size: 20px; background-color: rgb(60,60,128); border: solid 5px rgb(128,128,60); border-radius: 5px; color: #DDDDDD; } .center { position: relative; left: 50%; transform: translate(-50%, 0); text-align: center; } .right { position: absolute; right: 0; border: solid 5px #448888FF; border-radius: 5px; } .img2 { background: repeating-linear-gradient(45deg,#404d9c,#404d9c 10px,#263278 10px,#363278 20px); border: solid 5px #448888FF; border-radius: 5px; } .leftinfo { position: fixed; width: 200px; height: 100%; left: 0; background-color: #663333; z-index: 10; overflow-y: auto; } h2, h1 { text-align: center; }