.form-error{margin:5px 0 12px;color:red}.register-form label{display:block;margin-bottom:1px}.register-form input{display:block;margin-bottom:9px;width:100%}header{width:100%;margin-bottom:var(--navbar-margin)}header div.top-nav-bar{height:var(--main-navbar-height);container-type:size;padding:var(--navbar-padding-y) var(--navbar-padding-x);background-color:#0065a0;position:relative;display:flex;justify-content:space-between;align-items:center;color:#fff;left:0;top:0;font-size:1.2rem;z-index:100}header div.top-nav-bar .notification-badge{cursor:pointer;margin-right:calc(12px + var(--navbar-padding-x));display:flex;align-items:center}header div.top-nav-bar a{color:inherit;text-decoration:none}header div.top-nav-bar .website-name{font-size:70cqh;font-weight:500;width:0}header div.top-nav-bar nav.navbar-links-wrapper{display:flex;margin:0 auto}header div.top-nav-bar nav.navbar-links-wrapper .navbar-link:hover{text-decoration:underline}header div.top-nav-bar nav.navbar-links-wrapper .single-nav-element{padding:5px 10px}header div.top-nav-bar .nav-group-wrapper .nav-group-header{padding:5px 10px;-webkit-user-select:none;-moz-user-select:none;user-select:none}header div.top-nav-bar .nav-group-wrapper .nav-group-list{margin-bottom:0;padding-left:0;box-shadow:0 1px 4px -.5px #000;z-index:999;opacity:0;pointer-events:none;position:absolute;color:#000;background-color:inherit}header div.top-nav-bar .nav-group-wrapper .nav-group-list li{list-style-type:none}header div.top-nav-bar .nav-group-wrapper .nav-group-list .nav-group-list-element{cursor:pointer}header div.top-nav-bar .nav-group-wrapper .nav-group-list .nav-group-list-element>*{padding:4px 11px}header div.top-nav-bar .nav-group-wrapper .nav-group-list .nav-group-list-element:hover{background-color:#c3e1f5}header div.top-nav-bar .nav-group-wrapper.open{background-color:#fff;color:#000}header div.top-nav-bar .nav-group-wrapper.open .nav-group-header{background-color:inherit}header div.top-nav-bar .nav-group-wrapper.open .nav-group-list{opacity:1;pointer-events:all}header div.top-nav-bar .login-bell-wrapper{display:flex;right:0;position:absolute;margin-right:var(--navbar-padding-x)}header div.top-nav-bar .login-bell-wrapper .icon-text-wrapper{background-color:unset;color:unset;border:unset;display:flex;align-items:center;height:100%;font-size:1.3rem}header div.top-nav-bar .login-bell-wrapper .icon-text-wrapper>:first-child{margin-right:.4rem!important}header div.top-nav-bar .login-bell-wrapper .icon-text-wrapper.dropdown-item-wrapper{font-size:1.2rem}header div.top-nav-bar .login-bell-wrapper .icon-text-wrapper.dropdown-item-wrapper .logout-icon{height:1.8rem;width:1.8rem}header div.top-nav-bar .login-bell-wrapper .icon-text-wrapper .login-icon{fill:#fff;height:1.8rem;width:1.8rem}header div.top-nav-bar .login-bell-wrapper .icon-text-wrapper .signin-icon{fill:#fff;height:2.2rem;width:2.2rem}header div.top-nav-bar .login-bell-wrapper .icon-text-wrapper .dropdown-item{text-decoration:none}header div.top-nav-bar .login-bell-wrapper .nav-group-wrapper{position:relative}header div.top-nav-bar .login-bell-wrapper .nav-group-wrapper .nav-group-header{padding-inline:calc(var(--navbar-padding-x)/3)}header div.top-nav-bar .login-bell-wrapper .nav-group-wrapper .nav-group-header .user-name{text-overflow:ellipsis;max-width:min(165px,40vw - 300px);overflow:hidden}header div.top-nav-bar .login-bell-wrapper .nav-group-wrapper .nav-group-list{right:0;min-width:100%}header nav.breadcrumb-wrapper{font-size:clamp(12px,var(--bread-crumb-height)/2,16px);padding-left:clamp(1.5rem,3vw,3rem);margin-top:var(--breadcrumb-gap-height);height:var(--bread-crumb-height)}header nav.breadcrumb-wrapper ol{margin-bottom:0}header .hamburger-icon{display:none}@media(max-width:1000px){header div.top-nav-bar .website-name{position:static;margin:0 auto;width:auto}header div.top-nav-bar .hamburger-icon{display:block;position:absolute}header div.top-nav-bar nav.navbar-links-wrapper{background-color:#444;padding:10px;z-index:999;height:100%;transition:transform .4s;left:0;transform:translateX(-101%);margin:0!important;flex-direction:column;position:absolute;height:calc(100vh - 100%);overflow:auto;top:100%}header div.top-nav-bar nav.navbar-links-wrapper.open{display:flex;transform:translateX(0)}header div.top-nav-bar nav.navbar-links-wrapper .single-nav-element{margin-bottom:5px;font-weight:500}header div.top-nav-bar nav.navbar-links-wrapper .nav-group-wrapper{margin-bottom:5px;display:inline-block!important}header div.top-nav-bar nav.navbar-links-wrapper .nav-group-wrapper .nav-group-header{font-weight:500;padding-bottom:0}header div.top-nav-bar nav.navbar-links-wrapper .nav-group-wrapper.open{background-color:inherit;color:inherit}header div.top-nav-bar nav.navbar-links-wrapper .nav-group-wrapper.open .nav-group-list{opacity:1;pointer-events:all}header div.top-nav-bar nav.navbar-links-wrapper .nav-group-wrapper .nav-group-list-element:hover{background-color:#666!important}header div.top-nav-bar nav.navbar-links-wrapper .nav-group-wrapper .nav-group-list{box-shadow:none;opacity:1;pointer-events:all;position:static}header div.top-nav-bar nav.navbar-links-wrapper .nav-group-wrapper .nav-group-list .nav-group-list-element a{color:#fff;padding-left:35px}header div.top-nav-bar .user-name{display:none}}@media(max-width:600px){header .login-text{display:none}}@media(max-width:440px){header .homepage-name-wrapper{display:none}header .website-name{display:flex}header .website-name:before{content:"";background-image:url(/logos/logo_navbar.png);display:inline-block;width:calc(var(--main-navbar-height) - 2*var(--navbar-padding-y));height:calc(var(--main-navbar-height) - 2*var(--navbar-padding-y));background-size:cover;background-repeat:no-repeat}}.ant-dropdown-menu-item-divider{background-color:rgba(5,5,5,.11)!important}.hamburger-icon>*{transform-origin:center}.hamburger-icon>:not(.open){transition:y .18s ease .18s,transform .18s,opacity 0s ease .18s}.hamburger-icon.open>*{transition:y .18s,transform .18s ease .18s,opacity 0s ease .18s}.hamburger-icon.open>:first-child{transform:rotate(45deg);y:14}.hamburger-icon.open>:nth-child(2){opacity:0}.hamburger-icon.open>:nth-child(3){transform:rotate(-45deg);y:14}.\!visible,.visible{visibility:visible!important}.static{position:static!important}.absolute{position:absolute!important}.mx-4{margin-left:1rem!important;margin-right:1rem!important}.mx-auto{margin-left:auto!important;margin-right:auto!important}.my-0{margin-top:0!important;margin-bottom:0!important}.my-2{margin-top:.5rem!important;margin-bottom:.5rem!important}.my-3{margin-top:.75rem!important;margin-bottom:.75rem!important}.mb-1{margin-bottom:.25rem!important}.mb-2{margin-bottom:.5rem!important}.mb-2\.5{margin-bottom:.625rem!important}.mb-3{margin-bottom:.75rem!important}.mb-3\.5{margin-bottom:.875rem!important}.mb-4{margin-bottom:1rem!important}.mb-6{margin-bottom:1.5rem!important}.mb-7{margin-bottom:1.75rem!important}.mb-8{margin-bottom:2rem!important}.mb-9{margin-bottom:2.25rem!important}.ml-2{margin-left:.5rem!important}.ml-3{margin-left:.75rem!important}.mt-0{margin-top:0!important}.mt-10{margin-top:2.5rem!important}.mt-12{margin-top:3rem!important}.mt-16{margin-top:4rem!important}.mt-3{margin-top:.75rem!important}.mt-3\.5{margin-top:.875rem!important}.mt-4{margin-top:1rem!important}.mt-7{margin-top:1.75rem!important}.block{display:block!important}.flex{display:flex!important}.table{display:table!important}.hidden{display:none!important}.h-40{height:10rem!important}.h-fit{height:-moz-fit-content!important;height:fit-content!important}.w-20{width:5rem!important}.w-60{width:15rem!important}.w-full{width:100%!important}.w-max{width:-moz-max-content!important;width:max-content!important}.min-w-11{min-width:2.75rem!important}.max-w-2xl{max-width:42rem!important}.max-w-screen-md{max-width:768px!important}.grow{flex-grow:1!important}.transform{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))!important}.resize{resize:both!important}.flex-row{flex-direction:row!important}.items-center{align-items:center!important}.justify-center{justify-content:center!important}.rounded-lg{border-radius:.5rem!important}.rounded-md{border-radius:.375rem!important}.border-none{border-style:none!important}.bg-green-600{--tw-bg-opacity:1!important;background-color:rgb(22 163 74/var(--tw-bg-opacity))!important}.bg-indigo-500{background-color:rgb(99 102 241/var(--tw-bg-opacity))!important}.bg-indigo-500,.bg-sky-200{--tw-bg-opacity:1!important}.bg-sky-200{background-color:rgb(186 230 253/var(--tw-bg-opacity))!important}.bg-slate-300{background-color:rgb(203 213 225/var(--tw-bg-opacity))!important}.bg-slate-300,.bg-slate-50{--tw-bg-opacity:1!important}.bg-slate-50{background-color:rgb(248 250 252/var(--tw-bg-opacity))!important}.p-1{padding:.25rem!important}.px-4{padding-left:1rem!important;padding-right:1rem!important}.py-2{padding-top:.5rem!important;padding-bottom:.5rem!important}.py-2\.5{padding-top:.625rem!important;padding-bottom:.625rem!important}.pb-6{padding-bottom:1.5rem!important}.text-center{text-align:center!important}.text-2xl{font-size:1.5rem!important;line-height:2rem!important}.text-base{font-size:1rem!important;line-height:1.5rem!important}.text-lg{font-size:1.125rem!important;line-height:1.75rem!important}.text-sm{font-size:.875rem!important;line-height:1.25rem!important}.text-xl{font-size:1.25rem!important;line-height:1.75rem!important}.font-bold{font-weight:700!important}.font-medium{font-weight:500!important}.font-normal{font-weight:400!important}.font-semibold{font-weight:600!important}.italic{font-style:italic!important}.no-underline{text-decoration-line:none!important}.blur{--tw-blur:blur(8px)!important}.blur,.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)!important}:root{--nav-bar-height:min(max(calc(12px + 12vmin),60px),96px);--navbar-padding-y:calc(var(--nav-bar-height) * 0.08);--navbar-padding-x:min(2.2vw,2rem);--main-navbar-height:calc(0.65 * var(--nav-bar-height));--bread-crumb-height:calc(0.33 * var(--nav-bar-height));--breadcrumb-gap-height:calc(0.02 * var(--nav-bar-height));--navbar-margin:min(2.5vh,100px);--footer-margin:var(--navbar-margin);--main-wrapper-home-width:min(100vw,1350px);--page-element-margin-x:calc(0.015 * var(--main-wrapper-home-width));--page-element-margin-y:calc(0.02 * var(--main-wrapper-home-width));--main-wrapper-board-width:min(100vw,2500px);--grid-gap:calc(0.025 * var(--main-wrapper-board-width));--base-right-side-wrapper-width:260px;--min-right-side-wrapper-width:min(var(--base-right-side-wrapper-width),30vw);--right-side-font-size:clamp(10px,7cqw,16px);--base-engine-eval-width:380px;--min-engine-eval-width:min(var(--base-engine-eval-width),50vw - 2 * var(--grid-gap));--min-engine-eval-height:300px;--max-board-size:1000px;--min-notation-height:200px;--min-engine-settings-width:280px;--max-engine-settings-width:400px;--player-and-clockbar-aspect-ratio:13;--ratio-board-player-names:2/var(--player-and-clockbar-aspect-ratio);--overall-ratio-of-board-height:1/(1 + var(--ratio-board-player-names));--h2-font-size:calc(1.325rem + 0.9vw);--h2-height:calc(1.2 * var(--h2-font-size));--h2-full-height:calc(var(--h2-height) + 0.5rem);--standard-line-height:1.5}.hover\:bg-green-700:hover{--tw-bg-opacity:1!important;background-color:rgb(21 128 61/var(--tw-bg-opacity))!important}.hover\:bg-indigo-700:hover{--tw-bg-opacity:1!important;background-color:rgb(67 56 202/var(--tw-bg-opacity))!important}footer.footer{margin-top:auto;width:100%;display:flex;padding:1rem 2rem;white-space:nowrap;flex-wrap:wrap}footer.footer,footer.footer>*{background-color:#404040;color:#fff}footer.footer>*{border:0;padding:.5rem 1.25rem}html{height:100%}html .react-share__ShareButton{margin-right:1rem}html body{height:100%;min-height:-moz-max-content;min-height:max-content;width:100%;min-width:-moz-fit-content;min-width:fit-content;display:flex;flex-direction:column;align-items:center;background-color:#eeeef6}html body.burger-menu-open{overflow:hidden}html body .conditional-form-items{display:grid;transition:opacity .5s,grid-template-rows .5s;grid-template-rows:1fr}html body .conditional-form-items>div{overflow:hidden}html body .conditional-form-items.collapsed{grid-template-rows:0fr;opacity:0}html body .empty-field-warning{border-left:4px solid red;padding-left:10px}html body .empty-field-warning .error-message{color:red}html body .single-move-wrapper{-webkit-user-select:none;-moz-user-select:none;user-select:none}html body .single-move-wrapper:hover{background-color:#dcf0fd;cursor:pointer}html body .single-move-wrapper img{vertical-align:text-top;height:1.24em;width:1.24em}html body .main-wrapper{width:100%;display:flex;flex-direction:column;margin-bottom:var(--footer-margin)}html body .main-wrapper.home{max-width:var(--main-wrapper-home-width);padding-inline:var(--page-element-margin-x)}html body .main-wrapper.board{max-width:var(--main-wrapper-board-width);padding:0 var(--grid-gap) var(--grid-gap) var(--grid-gap)}html body .main-wrapper.left-handed-page{padding:0 calc(2*var(--grid-gap)) var(--grid-gap) calc(2*var(--grid-gap))}html body .main-wrapper.slim-page{padding:0 2% 2%;max-width:960px}html body .article-page{display:flex;flex-direction:column;align-items:center;padding:0 calc(1.5*var(--grid-gap)) calc(2*var(--grid-gap)) calc(1.5*var(--grid-gap))}.social-media-wrapper{margin-left:auto}.social-media-wrapper a{margin-inline:5px}.social-media-wrapper a svg{height:30px;width:30px}