:root{color:#333e48;font-family:Source Sans Pro,sans-serif;-webkit-text-size-adjust:none;-moz-text-size-adjust:none;-ms-text-size-adjust:none;text-size-adjust:none;font-size:16px;line-height:25px}body{margin:0;min-height:100vh;display:flex;flex-direction:column;align-content:center}_:-ms-input-placeholder,body{display:block}main{display:block;flex:1}h1,h2,h3,h4,h5,h6{font-style:normal;font-weight:700;margin-bottom:0}h1{font-size:35px;line-height:40px}h2{font-size:30px;line-height:35px}.intro,h3{font-size:20px;line-height:25px}h4{font-size:18px;line-height:25px}h5,h6{font-size:16px;line-height:25px}@media (max-width:600px){h1{font-size:30px;line-height:35px}h2{font-size:25px;line-height:30px}}:link,:visited{color:#0069d6}a:active,a:focus,a:hover{color:#0050a3}ol,ul{padding-left:15px}ol.lots{padding-left:25px}.contained{box-sizing:border-box;max-width:800px;margin:0 auto;padding:0 10px;width:100%}main{padding-top:65px;padding-bottom:65px}@media (max-width:600px){main{padding-top:45px;padding-bottom:45px}}h2{margin-top:60px}.lighter{opacity:.7}.larger{font-size:18px;line-height:28px}.smaller{font-size:13px;line-height:16px}hr{height:0;width:100%;border:0;border-top:1px solid #ccc;margin:60px 0}@media (max-width:600px){hr{margin:40px 0}}body>header{background:#333e48;color:#fff;display:flex;justify-content:space-between;align-items:stretch}body>header .logo{color:inherit;text-decoration:none;display:block;line-height:0;padding-left:1em}body>header .logo>*{vertical-align:middle}body>header .logo>svg{height:2.5em;max-width:8.86em;margin:.25em 0}body>header>#show-nav:checked~.logo{z-index:10}body>header>#show-nav:checked~.logo .slogan,body>header>#show-nav:checked~.logo .wordmark{display:none}body>header>#show-nav:checked~.logo path{fill:currentColor}body>header .slogan{margin-left:1em;padding-left:1em;border-left:1px solid currentColor}body>header>nav{display:flex}body>header>label,body>header>nav .item{text-decoration:none;display:block;padding:.5em 1em;line-height:2em;cursor:pointer;color:inherit;font-weight:400;white-space:nowrap}@media not all and (max-width:900px){body>header>nav .item:not(.boxed){box-shadow:inset 0 0 currentColor;transition:box-shadow .1s}body>header>nav .item:not(.boxed):active,body>header>nav .item:not(.boxed):focus,body>header>nav .item:not(.boxed):hover{box-shadow:inset 0 -4px currentColor}body>header>nav .item.boxed{margin:0 1em 0 .5em;padding:2px calc(1em + 2px);box-shadow:inset 0 0 0 2px currentColor;border-radius:.5em;border:calc(.5em - 2px) solid #333e48;background-clip:padding-box;outline:0}body>header>label:active,body>header>label:focus,body>header>label:hover,body>header>nav .item.boxed:active,body>header>nav .item.boxed:focus,body>header>nav .item.boxed:hover{background-color:rgba(255,255,255,.26667)}body>header>#show-nav{display:none}}@media (max-width:450px){body>header .slogan{display:none}}@media (max-width:900px){body>header{position:relative;z-index:2147483647}body>header>#show-nav~label{position:relative;z-index:10}body>header>#show-nav:not(:checked)~label::before{content:"Menu";margin-right:.5em}body>header>#show-nav~label::after{content:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='15'%20height='11'%3E%3Cpath%20d='M0,.5h15m0,5h-15m0,5h15'%20stroke='%23fff'/%3E%3C/svg%3E")}body>header>#show-nav:checked~label::after{content:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='16'%20height='16'%3E%3Cpath%20d='M0,0l16,16m0-16l-16,16'%20stroke='%23fff'/%3E%3C/svg%3E")}body>header>#show-nav{display:block;position:absolute;top:-99em;left:-99em}body>header>#show-nav:not(:checked)~nav{display:none}body>header>nav.collapsible{position:fixed;overflow:auto;z-index:9;flex-direction:column;top:0;left:0;right:0;bottom:0;background:#009688;background:linear-gradient(to bottom right,#009688,#3f5db2);padding:calc(3em + 5vh) calc(40vw - 60px) 5vh;box-shadow:.1em .2em .3em rgba(51,62,72,.5);text-align:center;border-radius:0 0 .2em .2em;-webkit-animation:.2s nav-appear;animation:.2s nav-appear}body>header>label:active,body>header>label:focus,body>header>label:hover,body>header>nav .item:active,body>header>nav .item:focus,body>header>nav .item:hover{background-color:rgba(255,255,255,.26667)}body>header>nav .item.boxed{margin-top:1em;border:1px solid #fff;border-radius:4px}}body>header.sticky{position:-webkit-sticky;position:sticky;z-index:1;top:0}body>header.secondary{background:#eee;color:#333e48}body>header.secondary>.contained{padding:12px 15px}body>header.secondary .item.right{margin-left:auto}@media not all and (max-width:900px){body>header.secondary>nav .item:not(.boxed){box-shadow:inset 0 0 #009688}body>header.secondary>nav .item:not(.boxed):active,body>header.secondary>nav .item:not(.boxed):focus,body>header.secondary>nav .item:not(.boxed):hover{box-shadow:inset 0 -4px #009688}body>header.secondary>nav .item.boxed{box-shadow:inset 0 0 0 2px #009688}}@-webkit-keyframes nav-appear{0%{opacity:0}}@keyframes nav-appear{0%{opacity:0}}@media not all and (max-width:900px){_:-ms-input-placeholder,body > header > nav .item.boxed{border-radius:0}}.screen{outline:0}.u-formPref{margin:2em 0}.u-formPref-title{display:block;font-weight:700;padding-bottom:.5em}.u-formPref-content{display:flex;flex-wrap:wrap}.u-formPrefCheckbox-content{display:flex;align-items:baseline}.u-formPrefCheckbox-content p{margin:0}.u-formPrefCheckbox-content input{margin-right:.5em}.u-colour-error{color:#cc0f16}.u-formPref-error,.u-formPref-success{display:block;flex-basis:100%;color:#cc0f16;font-weight:500}.u-formPref-error:not(:empty),.u-formPref-success:not(:empty){margin-top:.5em}.u-formPref-success{color:#48a848}.u-formPref-help{margin-top:.5em;font-weight:400;color:#777}input:not([type]),input[type=email],input[type=text]{background-color:#fff;border:1px solid #c1c5c6;line-height:2;padding:.5em 1em;flex:10 1 auto;width:8em}input:not([type]).show-validity-inside,input[type=email].show-validity-inside,input[type=text].show-validity-inside{padding-right:calc(2em + 18px)}input:not([type]):invalid,input[type=email]:invalid,input[type=text]:invalid{border-color:#cc0f16;box-shadow:0 0 4px rgba(204,15,22,.5)}input:not([type]):focus,input[type=email]:focus,input[type=text]:focus{border-color:#105ba0;box-shadow:0 0 4px rgba(16,91,160,.5)}_:-ms-input-placeholder,input:not([type]),input[type = text],input[type = email]{box-sizing:border-box;height:calc(2px + 3em)}input:not([type]),input[type=email],input[type=submit].u-button,input[type=text]{font-size:inherit;font-family:inherit}.show-validity-inside{background-repeat:no-repeat;background-position:calc(100% - 1em) 50%}.show-validity{display:block;-ms-grid-row-align:center;align-self:center;margin-left:1em;margin-right:1em + 1px);width:18px;height:18px;background-size:100% 100%}.show-validity-inside:valid:not(.required-but-empty),:valid:not(.required-but-empty)~.show-validity{background-image:url("data:image/svg+xml,%3Csvg%20width='18'%20height='18'%20xmlns='http://www.w3.org/2000/svg'%3E%3Cpath%20d='M6,9,8.5,11.5,13,7M17.5,9A8.5,8.5,0,019,17.5,8.5,8.5,0,01.5,9,8.5,8.5,0,019,.5,8.5,8.5,0,0117.5,9'%20fill='none'%20stroke='%23009688'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E")}.show-validity-inside:invalid,:invalid~.show-validity{background-image:url("data:image/svg+xml,%3Csvg%20width='18'%20height='18'%20xmlns='http://www.w3.org/2000/svg'%3E%3Cpath%20d='M6,12,12,6M6,6l6,6m5.5-3A8.5,8.5,0,019,17.5,8.5,8.5,0,01.5,9,8.5,8.5,0,019,.5,8.5,8.5,0,0117.5,9'%20fill='none'%20stroke='%23f03a3d'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E")}.u-formPref-content .suffix{-ms-grid-row-align:center;align-self:center;padding-left:.5em}input::-webkit-input-placeholder{opacity:1;color:#aaa}input:-ms-input-placeholder{opacity:1;color:#aaa}input::-ms-input-placeholder{opacity:1;color:#aaa}input::placeholder{opacity:1;color:#aaa}.u-button,.v-Button--size13{box-sizing:border-box;display:inline-block;overflow:hidden;vertical-align:middle;border:1px solid #cccfd1;border:1px solid #acaaac;border-radius:4px;padding:.4375em 1.375em;line-height:1.4;background-image:linear-gradient(#fff,#cccfd1);background-position:-1px -1px;background-size:auto calc(100% + 2px);box-shadow:0 1px 1.5px rgba(0,0,0,.15);color:#333e48;font-weight:600;text-align:center;white-space:nowrap;cursor:pointer}.u-button.is-primary,.u-button.v-Button--constructive,.v-Button--size13.is-primary,.v-Button--size13.v-Button--constructive{background-image:linear-gradient(#4db5ac,#007c67);border-color:#007c67;border-color:rgba(0,89,74,.62745);box-shadow:0 1px 1.5px rgba(0,0,0,.15);box-shadow:0 1px 1.5px rgba(0,0,0,.25);color:#fff}.u-button.is-secondary,.v-Button--size13.is-secondary{background-image:linear-gradient(#70787f,#333e48);border-color:#333e48;border-color:rgba(0,9,24,.53333);box-shadow:0 1px 1.5px rgba(0,0,0,.15);box-shadow:0 1px 1px rgba(0,0,0,.3);color:#fff}.u-button.is-checked,.v-Button--size13.is-checked{cursor:default}.u-button.is-active,.u-button.is-checked,.u-button:active,.v-Button--size13.is-active,.v-Button--size13.is-checked,.v-Button--size13:active{z-index:1;background-image:linear-gradient(#f2f2f2,#bfc2c5 );border-color:rgb(191,194,197);border-color:rgb(159,157,159)}.u-button.is-primary.is-active,.u-button.is-primary.is-checked,.u-button.is-primary:active,.u-button.v-Button--constructive.is-active,.u-button.v-Button--constructive.is-checked,.u-button.v-Button--constructive:active,.v-Button--size13.is-primary.is-active,.v-Button--size13.is-primary.is-checked,.v-Button--size13.is-primary:active,.v-Button--size13.v-Button--constructive.is-active,.v-Button--size13.v-Button--constructive.is-checked,.v-Button--size13.v-Button--constructive:active{background-image:linear-gradient(#45a59d,#006151 );border-color:rgb(0,97,81);border-color:rgba(0,61,51,.62745)}.u-button.is-secondary.is-active,.u-button.is-secondary.is-checked,.u-button.is-secondary:active,.v-Button--size13.is-secondary.is-active,.v-Button--size13.is-secondary.is-checked,.v-Button--size13.is-secondary:active{background-image:linear-gradient(#656c72,#283139 );border-color:rgb(40,49,57);border-color:rgba(0,0,0,.53333)}.u-button.is-disabled,.u-button.is-disabled.is-active,.u-button.is-disabled.is-checked,.u-button.is-disabled:active,.u-button:disabled,.u-button:disabled.is-active,.u-button:disabled.is-checked,.u-button:disabled:active,.v-Button--size13.is-disabled,.v-Button--size13.is-disabled.is-active,.v-Button--size13.is-disabled.is-checked,.v-Button--size13.is-disabled:active,.v-Button--size13:disabled,.v-Button--size13:disabled.is-active,.v-Button--size13:disabled.is-checked,.v-Button--size13:disabled:active{background-image:linear-gradient(#f6f6f6,#f6f6f6);border-color:#f6f6f6;border-color:#acaaac;box-shadow:0 1px 1.5px rgba(0,0,0,.15);box-shadow:none;color:#777;cursor:default}.u-button.is-waiting,.v-Button--size13.is-waiting{-webkit-animation:pulsate 1.5s;animation:pulsate 1.5s;-webkit-animation-iteration-count:infinite;animation-iteration-count:infinite}.u-button::before,.v-Button--size13::before{content:"";width:0;height:16px;margin-right:0;opacity:0;transition:.3s width,.3s margin-right,.2s .2s opacity}.u-button.is-waiting::before,.v-Button--size13.is-waiting::before{display:inline-block;width:16px;line-height:1;-webkit-animation:infinite rotate .8s linear;animation:infinite rotate .8s linear;margin-right:1em;vertical-align:-15%;opacity:1;content:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='16'%20height='16'%20viewBox='0%200%2016%2016'%3E%3ClinearGradient%20id='g'%3E%3Cstop%20offset='0.2'%20stop-color='%23009688'/%3E%3Cstop%20offset='1'%20stop-color='%23009688'%20stop-opacity='0'/%3E%3C/linearGradient%3E%3Ccircle%20cx='8'%20cy='8'%20r='7'%20fill='none'%20stroke='url(%23g)'%20stroke-width='2'/%3E%3C/svg%3E")}@-webkit-keyframes pulsate{0%,100%{border-color:#cccfd1;box-shadow:0 0 2px #cccfd1}50%{border-color:#4db5ac;box-shadow:0 0 2px #4db5ac}}@keyframes pulsate{0%,100%{border-color:#cccfd1;box-shadow:0 0 2px #cccfd1}50%{border-color:#4db5ac;box-shadow:0 0 2px #4db5ac}}@-webkit-keyframes rotate{to{-webkit-transform:rotate(360deg);transform:rotate(360deg)}}@keyframes rotate{to{-webkit-transform:rotate(360deg);transform:rotate(360deg)}}.u-button--large{padding:12px 30px}.u-button--tiny,.v-Button--size13{padding:1px 7px}.u-button{text-decoration:none}.author-profile,a.author-card{display:flex;color:inherit}.author-profile-name{margin:0 0 15px 0;color:#0069d6}.author-profile-bio{margin:0}.author-card-image,.author-profile-image{border-radius:50%;margin-left:10px;margin-right:15px}.author-card{text-decoration:none}.author-card-image{flex:0 0 50px;height:50px}.author-profile-image{margin-top:5px;flex:0 0 100px;height:100px}.author-card-text{display:block}.author-card-name{display:block;font-weight:700;font-size:18px}.post-prev-next{display:-ms-grid;display:grid;grid-gap:15px;-ms-grid-columns:(minmax(34%,1fr) )[auto-fit];grid-template-columns:repeat(auto-fit,minmax(34%,1fr) );grid-auto-rows:auto}.post-prev-next [rel]{text-decoration:none;color:inherit}.post-nav-label,.post-nav-title,.post-prev-next [rel]{display:block;position:relative}.post-nav-label{font-weight:700}.post-nav-title{color:#0069d6}.post-prev-next [rel]:active .post-nav-title,.post-prev-next [rel]:focus .post-nav-title,.post-prev-next [rel]:hover .post-nav-title{text-decoration:underline;color:#0050a3}.post-prev-next [rel=prev]{padding-left:30px}.post-prev-next [rel=next]{text-align:right;padding-right:30px}.post-prev-next [rel=next]::after,.post-prev-next [rel=prev]::before{position:absolute;top:1px}.post-prev-next [rel=prev]::before{content:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='20'%20height='12'%3E%3Cpath%20d='M18.75,6H1.25M6,1.25,1.25,6,6,10.75'%20fill='none'%20stroke='%230050a3'%20stroke-width='1.5'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E");left:0}.post-prev-next [rel=next]::after{content:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='20'%20height='12'%3E%3Cpath%20d='m1.25,6h17.5M14,1.25,18.75,6,14,10.75'%20fill='none'%20stroke='%230050a3'%20stroke-width='1.5'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E");right:0}@media (max-width:600px){.post-prev-next{-ms-grid-columns:1fr;grid-template-columns:1fr}}.pagination{display:flex;font-weight:700}.pagination>:first-child{margin-right:1em}.page-number{margin-left:auto;margin-right:auto}.pagination>:last-child{margin-left:1em}.pagination>a{color:inherit}.pagination [rel]::after,.pagination [rel]::before{font-weight:400;color:#ccc}.post-header{display:flex;flex-direction:column}.post-meta{font-size:18px;line-height:28px;color:#6f777e;margin-top:20px;margin-bottom:40px}.post-summary .post-meta{margin-top:10px;margin-bottom:10px}.slash-separator{margin-left:.5ex;margin-right:.5ex}.post-meta a{color:inherit;font-weight:inherit;text-decoration:none}.post-meta a:active,.post-meta a:focus,.post-meta a:hover{text-decoration:underline}.post-primary-tag{order:-1;margin:0;font-size:16px;font-weight:700;text-transform:uppercase;letter-spacing:.07ex;color:#0069d6}.post-primary-tag a{color:inherit}.post-primary-tag a:not(:hover):not(:focus):not(:active){text-decoration:none}.post-title{margin-top:0}.post-primary-tag a:active,.post-primary-tag a:focus,.post-primary-tag a:hover{text-decoration:underline}.post-summary{display:block;padding-bottom:55px;border-bottom:1px solid #d3d6d8;margin-bottom:55px;position:relative}.post-excerpt{margin-bottom:0}.post-summary .post-title a{color:inherit;text-decoration:none}.post-summary .post-meta a,.post-summary .post-primary-tag a{position:relative;z-index:1;display:inline-block}.post-summary .post-primary-tag a::before{content:"";position:absolute;top:-15px;left:-15px;right:-15px;bottom:0}.post-summary .post-meta a::before{content:"";position:absolute;top:-5px;left:-5px;right:-5px;bottom:-5px}.post-summary .post-title a::before{content:"";position:absolute;top:-15px;left:-15px;right:-15px;bottom:40px}.post-summary .post-title a:active,.post-summary .post-title a:focus,.post-summary .post-title a:hover{text-decoration:underline;-webkit-text-decoration-color:#0069d6;text-decoration-color:#0069d6}.post-summary-image-container{overflow:hidden}.post-summary-image{position:relative;padding-top:47.36842%;background:center/cover;transition:all .5s ease-in-out;z-index:-1}.post-summary:hover .post-summary-image{-webkit-transform:scale(1.01);transform:scale(1.01)}.post-summary-image::before{transition:.5s;position:absolute;top:0;left:0;right:0;bottom:0;content:"";background:#000;opacity:0}.post-summary:hover .post-summary-image::before{opacity:.1}.related-stories h3{margin-top:60px}.related-stories ul{padding-left:0;list-style:none;margin-top:0}.related-stories li{line-height:30px}.related-stories a{color:#0069d6}.related-stories a:active,.related-stories a:focus,.related-stories a:hover{color:#0050a3}.post-tags .tag:not(:hover):not(:focus):not(:active),.related-stories a:not(:hover):not(:focus):not(:active){text-decoration:none}.post-share{float:right;display:flex;margin-top:0}.post-tags-and-share+*{clear:right}.post-share>*{margin-left:.5em}.post-share>a:not(:hover):not(:focus):not(:active){opacity:.5}.post-share strong,.post-tags strong{font-size:18px}.post-author,.post-prev-next,.post-tags{margin-top:55px;margin-bottom:55px}.post-tags .tag{background:#eaebed;color:#676e74;font-weight:400;border-radius:3px;padding:.25em 1em;margin-left:1em}.screen-reader-only{position:absolute;width:0;height:0;overflow:hidden}.link-alt{color:#0069d6}.link-alt:active,.link-alt:focus,.link-alt:hover,a:active .link-alt,a:focus .link-alt,a:hover .link-alt{text-decoration:underline;color:#0050a3}.sticky-blog-header{position:-webkit-sticky;position:sticky;z-index:10;top:0;background:#eee;border-bottom:1px solid #c5c5c5;color:#333e48;padding:0}.sticky-blog-header>nav{max-width:810px;margin:auto;display:flex;flex:1}.sticky-blog-header>nav>:last-child{margin-left:auto}.sticky-blog-header>#show-nav:checked~nav .item.boxed,.sticky-blog-header>nav .item:not(.boxed),.sticky-blog-header>nav:not(.collapsible) .item.boxed{box-shadow:inset 0 0 #44557e}.sticky-blog-header>#show-nav:checked~nav .item.boxed:active,.sticky-blog-header>#show-nav:checked~nav .item.boxed:focus,.sticky-blog-header>#show-nav:checked~nav .item.boxed:hover,.sticky-blog-header>nav .item:not(.boxed):active,.sticky-blog-header>nav .item:not(.boxed):focus,.sticky-blog-header>nav .item:not(.boxed):hover,.sticky-blog-header>nav:not(.collapsible) .item.boxed:active,.sticky-blog-header>nav:not(.collapsible) .item.boxed:focus,.sticky-blog-header>nav:not(.collapsible) .item.boxed:hover{box-shadow:inset 0 -4px #44557e}.sticky-blog-header>#show-nav:not(:checked)~nav .item.boxed,.sticky-blog-header>label::before,.sticky-blog-header>nav:not(.collapsible) .item.boxed{box-shadow:inset 0 0 0 2px #44557e}@media (max-width:420px){.sticky-blog-header>nav>.item[href="/archive/"]{display:none}}_:-ms-input-placeholder,.sticky-blog-header{display:block}.modal-positioner{position:relative}.modal-positioner>.item::after{margin-left:.5em;display:inline-block;line-height:0;vertical-align:middle;opacity:.5;content:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='10'%20height='6'%3E%3Cpath%20d='M1,1,5,5,9,1'%20fill='none'%20stroke='%23333e48'%20stroke-width='2'%20stroke-linecap='round'/%3E%3C/svg%3E")}.modal-positioner>.item:active::after,.modal-positioner>.item:focus::after,.modal-positioner>.item:hover::after{opacity:.8}.modal:not(:target):not(.target){display:none}.modal{position:absolute}.modal-contents{display:flex;flex-direction:column;background:#fff;border:1px solid #d8d9db;padding:1em 1.5em;box-shadow:0 0 1em rgba(0,0,0,.2)}.modal-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;z-index:-1}#subscribe{right:0}#subscribe form{min-width:280px}#subscribe form>*{margin-top:10px;margin-bottom:0;width:auto;min-width:unset}#subscribe h5{margin-top:0;margin-bottom:10px}#subscribe .subscribe-follow{margin-top:25px}#subscribe .subscribe-follow svg:not(:hover):not(:focus):not(:active){opacity:.5}#subscribe .subscribe-follow a{display:inline-block;vertical-align:middle}#subscribe a{margin-left:.5em}#subscribe a:first-of-type{margin-left:1em}#subscribe svg{width:20px;height:20px}#topics a,#topics li,#topics ul{display:block;margin:0;padding:0}#topics .modal-contents{padding:.5em 0}#topics ul a{text-decoration:none;color:inherit;padding:.5em 1em;white-space:nowrap}#topics ul a:active,#topics ul a:focus,#topics ul a:hover{color:#0050a3;background:rgba(0,0,0,.05)}mark{background:#ff8;color:inherit;box-shadow:-1px 0 0 3px #ff8,1px 0 0 3px #ff8;-webkit-box-decoration-break:clone;box-decoration-break:clone;position:relative;z-index:-1}.fullWidthImage,blockquote.fancy{margin-top:60px}.kg-card-markdown>:first-child{margin-top:0}.fullWidthImage,blockquote.fancy{margin-bottom:60px}blockquote{margin-left:0;margin-right:0;padding-left:25px;background:linear-gradient(#009688,#3f5db2) 0/4px 100% no-repeat}blockquote.fancy{padding-left:40px;background-size:6px 100%;font-style:italic;font-size:30px;line-height:35px}blockquote.fancy>cite{display:block;font-size:16px;line-height:25px}img{max-width:100%;height:auto}figure{margin:55px 0;text-align:center}@media screen{figure .kg-image-full,figure .kg-image-wide{width:100vw;max-width:100vw;margin-left:-50vw;margin-right:-50vw}}@media screen and (min-width:950px){figure .kg-image-wide{width:950px;max-width:950px}}.fullWidthImage{text-align:center}@media screen{.fullWidthImage>img{max-width:100%;height:auto}.caption{color:#6f777e;font-style:italic;text-align:center}}@media screen and (min-width:800px){.fullWidthImage{margin-left:calc(400px - 50vw);margin-right:calc(400px - 50vw)}}pre{background:#f4f4f5;margin-left:-10px;margin-right:-10px;padding:10px;overflow:auto}@media (min-width:800px){pre{margin-left:15px;margin-right:15px;padding:1em 15px}}blockquote pre,li pre{margin-left:0;margin-right:0}:not(pre)>code{padding:.1em .2em;background:#eaeaeb;-webkit-box-decoration-break:clone;box-decoration-break:clone}.aspect-16-9,.autoscale{width:100%;max-width:100%;position:relative}.aspect-16-9>*,.autoscale>*{position:absolute;top:0;left:0;width:100%;height:100%}.aspect-16-9{padding-top:56.25%}.u-button{filter:url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg"><filter id="filter"><feColorMatrix type="hueRotate" color-interpolation-filters="sRGB" values="60" /><feComponentTransfer color-interpolation-filters="sRGB"><feFuncR type="linear" slope="0.85" /><feFuncG type="linear" slope="0.85" /><feFuncB type="linear" slope="0.85" /></feComponentTransfer><feComponentTransfer color-interpolation-filters="sRGB"><feFuncR type="linear" slope="1.5" intercept="-0.25" /><feFuncG type="linear" slope="1.5" intercept="-0.25" /><feFuncB type="linear" slope="1.5" intercept="-0.25" /></feComponentTransfer><feColorMatrix type="matrix" color-interpolation-filters="sRGB" values="0.6065 0.3575 0.036 0 0 0.1065 0.8624999999999999 0.036 0 0 0.1065 0.3575 0.536 0 0 0 0 0 1 0" /></filter></svg>#filter');-webkit-filter:hue-rotate(60deg) brightness(.85) contrast(1.5) saturate(.5);filter:hue-rotate(60deg) brightness(.85) contrast(1.5) saturate(.5)}#footer,#header,#header *,.main-content,.main-content *{box-sizing:border-box;margin:0;padding:0;font:inherit;text-rendering:optimizeLegibility;-webkit-text-size-adjust:none;-moz-text-size-adjust:none;-ms-text-size-adjust:none;text-size-adjust:none}#header{position:fixed;z-index:100;top:0;left:0;right:0;border-bottom:1px solid #1f1f1f;height:45px;line-height:44px;background:#44557e;color:#fff;font-size:14px;text-shadow:0 -1px 0 #444}#header-home{position:absolute;overflow:hidden;top:0;left:0;width:186px;height:100%}#header-home a{display:block;padding-left:10px}#header-nav{position:absolute;overflow:hidden;top:0;left:186px;right:106px;height:100%;list-style:none}#header-nav li{float:right;height:44px;margin-left:5px;white-space:nowrap}#header-nav a,#header-nav b{display:block;height:100%;padding:0 10px}#header-nav a{transition:border .1s;color:#fff;text-decoration:none;border-bottom:0 solid #fff}#header-nav a:hover{border-bottom-width:4px}#header-nav a.is-selected,#header-nav b{background:#56658a;border-bottom:4px solid #fff}#header-jump,#header-login{position:absolute;top:6px;bottom:6px;right:16px;width:80px}#header-jump{display:none;right:6px;width:40px}#header-jump a,#header-login a,#header-login b{border:2px solid #dadde5;border-radius:3px;height:100%;color:#fff;text-decoration:none}#header-login a,#header-login b{display:block;line-height:28px;text-align:center}#header-jump a:hover,#header-login a:hover,#header-login b{border-color:#fff;background:#56668b}#header-jump a{display:block;overflow:hidden;text-indent:40px}#header-jump a:before{content:"";position:absolute;-webkit-transform:translateY(-3px) rotate(45deg);transform:translateY(-3px) rotate(45deg);top:0;left:0;right:0;bottom:0;margin:auto;border-style:solid;border-width:0 3px 3px 0;width:10px;height:10px}#header b{cursor:default}.main-content{position:relative;flex:0 0 auto;margin:0 auto;width:100%;max-width:1100px;padding:0 30px}#footer{overflow:hidden;border-top:1px solid #222;padding:90px 0;background:#323436;color:#ebebeb}#footer-nav{display:flex;justify-content:space-between}.footer-section ul{list-style:none;margin:10px 0}.footer-section li{margin:5px 0}.footer-section a{color:#c2c2c3;font-weight:300;text-decoration:none}.footer-section a:hover{border-bottom:1px solid;color:#ebebeb}#footer-social{overflow:hidden;margin-top:10px}#footer-social li{float:right;list-style:none;overflow:hidden;margin-left:5px}#footer-social a{display:block;border-radius:15px;width:30px;height:30px;text-indent:30px;background:#c2c2c3 url(https://www.fastmail.com/static/images/social.png);background-size:auto 30px}#footer-social a:hover{background-color:#ebebeb}a#footer-facebook{background-position:-34px 0}a#footer-googleplus{background-position:-67px 0}a#footer-linkedin{background-position:-101px 0}#footer-copyright{margin-top:10px;border-top:1px solid;color:#c2c2c3;font-size:14px;line-height:2.5}@media screen and (max-width:768px){#footer{padding:30px 0}#header-nav{display:none}#footer-nav,#header-jump{display:block}#header-login{right:52px}.footer-section{margin-bottom:15px;border-bottom:1px solid #c2c2c3;padding-bottom:15px}}@media screen and (max-width:768px){.main-content{padding:0 15px}}@media screen and (max-height:600px){#header{position:absolute}}@media print{#footer,#header{display:none}}body{margin-top:45px}.sticky-blog-header{position:relative}@media not screen and (max-height:600px){.sticky-blog-header{position:fixed;top:45px;left:0;right:0}body{margin-top:calc(45px + 3em)}}