*:before,*:after{box-sizing:border-box;margin:0}html{margin:0 auto;background-color:var(--blue);max-width:75em;height:100%}:root{--light: #fefbd8;--grey: #618685;--navy: #36486b;--blue: #4040a1;--navy-shadow: rgba(20, 47, 87, .7)}.App{text-align:center;padding:18px;border-radius:12px}body{padding:0 3em;background-color:var(--navy);border-radius:12px}.title{font-family:Papyrus,Arial,sans-serif;font-size:2.5rem;letter-spacing:8px;color:var(--light);line-height:1.5;margin-bottom:0;padding:26px;font-size:3.5em}section{padding:8px,8px;background-color:var(--navy);border-radius:12px}.rules{background-color:var(--grey);font-weight:700;color:#000;font-size:1.2rem;border-radius:10px;margin-bottom:8px;padding:8px}.hello_user{background-color:var(--light);font-size:1.1em;border-radius:10px;padding:8px;font-weight:700}.submit_btn{display:inline-block;background-color:var(--light);border:2px solid var(--blue);color:var(--navy);padding:4px 6px;text-align:center;font-size:16px;font-weight:800;margin:4px 2px;transition-duration:.4s;cursor:pointer;border-radius:6px}.submit_btn:hover{transform:scale(1.1);background:var(--blue);color:var(--light)}.rules_btn{display:inline-block;padding:4px 6px;text-align:center;font-size:1.2rem;font-weight:800;background-color:var(--blue);color:var(--light);cursor:pointer;border-radius:6px;border:2px solid var(--navy);box-shadow:10px 10px 10px var(--navy-shadow)}.flip{display:flex;flex-wrap:nowrap;justify-content:space-evenly;margin:0 auto;padding:16px;border-radius:12px}.flip_card{display:inline-block;background-color:transparent;width:300px;height:500px;border:1px solid var(--grey);perspective:1000px;border-radius:12px}.card{background-color:var(--grey);border-radius:12px}.flip_card_inner{position:relative;width:100%;height:100%;text-align:center;transition:transform .8s;transform-style:preserve-3d;border-radius:12px}.flip_card:hover .flip_card_inner{transform:rotateY(180deg);border-radius:12px}.flip_card_front,.flip_card_back{position:absolute;width:100%;height:100%;-webkit-backface-visibility:hidden;backface-visibility:hidden;border-radius:12px}.flip_card_back{background-color:var(--grey);color:#000;font-weight:bolder;transform:rotateY(180deg);border-radius:12px}.flip_card_front{background-color:var(--blue);width:300px;height:500px;display:flex;justify-content:center;align-items:center;font-size:1rem;border-radius:12px}.rating{background-color:var(--light);color:#000;text-align:center;padding:24px;border-radius:45px;font-size:larger;font-weight:bolder}.next{display:inline-block;background-color:var(--light);border:2px solid var(--blue);color:var(--navy);padding:6px 8px;text-align:center;font-size:16px;font-weight:800;margin:4px 2px;transition-duration:.4s;cursor:pointer;border-radius:6px}.next:hover{transform:scale(1.1);background:var(--grey);color:var(--light);border:2px solid var(--light)}.restart{display:inline-block;padding:6px 10px;text-align:center;font-size:1.2rem;font-weight:800;background-color:var(--grey);color:var(--light);cursor:pointer;border-radius:6px;border:2px solid var(--navy);box-shadow:10px 10px 10px var(--navy-shadow)}.game_over{display:inline-block;padding:6px 10px;text-align:center;font-size:1.2rem;font-weight:800;background-color:#c94c4c;color:var(--light);cursor:pointer;border-radius:6px;border:2px solid var(--navy);box-shadow:10px 10px 10px var(--navy-shadow)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}