.flex-sidebar{overflow-y:scroll;margin-top:7.5rem;background:#f4f4f7;bottom:0;min-width:16rem;overflow:auto;padding:3.125rem .5rem 3.125rem 0;position:static;left:0;right:0;top:3.6875rem;visibility:visible;width:40%;z-index:2;margin-top:7rem}@media (max-width: 55rem){.documentation-sidebar{visibility:hidden}.documentation-sidebar--open{padding:9rem 4.5rem 0;position:fixed;visibility:visible;width:100%;z-index:4}}@media (max-width: 55rem){.flex-sidebar{margin-top:0;display:none}}.flex-sidebar--open{background:#f4f4f7;padding:1rem 5rem 0;width:100%;z-index:4;position:absolute}@media (min-width: 55rem){.flex-sidebar{-webkit-box-flex:0 0 13.25rem;-webkit-flex:0 0 13.25rem;-ms-flex:0 0 13.25rem;flex:0 0 13.25rem;display:-webkit-box;display:-moz-box;display:-ms-flexbox;display:-webkit-flex;display:flex}.flex-sidebar--open{overflow-y:scroll;background:#f4f4f7;bottom:0;min-width:16rem;overflow:auto;padding:3.125rem .5rem 3.125rem 0;position:static;left:0;right:0;top:3.6875rem;visibility:visible;width:40%;z-index:2;margin-top:8.4rem}}@media (min-width: 71.875rem){.flex-sidebar{-webkit-transform:translateY(0);-moz-transform:translateY(0);-ms-transform:translateY(0);transform:translateY(0);-webkit-box-flex:0 0 20%;-webkit-flex:0 0 20%;-ms-flex:0 0 20%;flex:0 0 20%;-ms-flex-order:-1;-webkit-box-ordinal-group:-1;-moz-box-ordinal-group:-1;-webkit-order:-1;order:-1}}.app--collapsed .flex-sidebar{margin-top:4.2rem}.menu-is-hidden .flex-sidebar{-webkit-transform:translateY(-100%);-moz-transform:translateY(-100%);-ms-transform:translateY(-100%);transform:translateY(-100%);display:none}.ie9 .flex-sidebar{display:block;float:left;width:25%}.sidebar-summary{padding:1rem 0 1rem 1.5rem}.off-canvas-menu-open .documentation-sidebar{left:0;visibility:visible}.sidebar{width:100%;z-index:0;padding-bottom:.063rem}.sidebar__inner{padding-top:0;width:100%;min-width:fit-content}.menu-tertiary__link:after{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='9' %3E%3Cpolygon fill='%23202020' points='11.2,4.5 7.35,8.35 6.65,7.65 9.3,5 0,5 0,4 9.3,4 6.65,1.35 7.35,0.65'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:50% 50%;background-size:contain;content:"";height:100%;opacity:0;position:absolute;right:0;top:0;width:1.125rem}.menu-tertiary__link:hover{padding-left:auto}.menu-tertiary__link:hover:before{opacity:1;transform:scaleZ(1)}.developers-site.off-canvas-menu-open{overflow:hidden}.menu__item.is-open{padding:0 0 .5rem}.menu__item.is-open .menu__link.has-menu{padding-bottom:0}.menu-secondary{height:0;overflow:hidden;visibility:hidden}@media (min-width: 71.875rem){.menu-secondary{right:1rem}}.menu-secondary__item{max-width:95%}.menu-secondary__item:nth-child(1){padding-bottom:0;padding-top:.625rem}.menu-secondary__item.is-open .menu-secondary__link{color:#202020;font-weight:700}.menu-secondary__item.is-open .menu-secondary__link:before{background:transparent}.menu-secondary__link{-webkit-transition:all 188ms cubic-bezier(.6,0,.5,1);-moz-transition:all 188ms cubic-bezier(.6,0,.5,1);transition:all 188ms cubic-bezier(.6,0,.5,1);background:transparent;border:0;color:#4b4950;cursor:pointer;display:block;font-family:Avenir Next W01,Avenir Next,Avenir,Helvetica Neue,Helvetica,sans-serif;font-weight:500;padding:.25em 2em .25em 1.5em;position:relative;text-align:left;text-decoration:none;width:100%}@media (max-width: 71.875rem){.menu-secondary__link{line-height:150%}}.menu-secondary__link.is-active:before{background-color:#202020;content:"";display:inline-block;font-weight:700;position:absolute;width:.3125rem;top:0;bottom:0;left:0;z-index:9}.menu-secondary__link:hover,.menu-secondary__link:focus{color:var(--paypal-blue-secondary)}.menu-secondary__link:hover:before,.menu-secondary__link:focus:before{-webkit-transform:scale3d(1,1,1);-moz-transform:scale3d(1,1,1);-ms-transform:scale3d(1,1,1);transform:scaleZ(1);opacity:1}.menu-secondary__link:hover:after,.menu-secondary__link:focus:after{opacity:1;right:.75rem}.menu-secondary__link.is-active,.menu-secondary__link:focus{color:#202020;font-weight:700;outline:none}.is-active.menu-secondary__link:after{-webkit-transition:all 188ms cubic-bezier(.6,0,.5,1);-moz-transition:all 188ms cubic-bezier(.6,0,.5,1);transition:all 188ms cubic-bezier(.6,0,.5,1);opacity:1}.menu-tertiary{height:0;margin:0;padding-left:1rem;overflow:hidden;visibility:hidden}.menu-tertiary.is-open{margin-bottom:.5625rem;visibility:visible}@media (min-width: 71.875rem){.menu-tertiary{right:.9375rem}}.menu-tertiary__link{-webkit-transition:padding .2s cubic-bezier(.22,.44,.22,1.2);-moz-transition:padding .2s cubic-bezier(.22,.44,.22,1.2);transition:padding .2s cubic-bezier(.22,.44,.22,1.2);background:none;border:0;color:#4b4950;display:block;font-family:Avenir Next W01,Avenir Next,Avenir,Helvetica Neue,Helvetica,sans-serif;font-weight:500;overflow:visible;padding:.25rem 1rem;position:relative;text-align:left;text-decoration:none;width:100%}.articles .menu-tertiary__link{color:#4b4950}.menu-tertiary__link:after{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='9' %3E%3Cpolygon fill='%23202020' points='11.2,4.5 7.35,8.35 6.65,7.65 9.3,5 0,5 0,4 9.3,4 6.65,1.35 7.35,0.65'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:50% 50%;background-size:contain;content:"";height:100%;opacity:0;position:absolute;right:0;top:0;width:1.125rem}@media (min-width: 71.875rem){.menu-tertiary__link:after{-webkit-transition:all 111ms cubic-bezier(.6,0,.5,1);-moz-transition:all 111ms cubic-bezier(.6,0,.5,1);transition:all 111ms cubic-bezier(.6,0,.5,1)}}.menu-tertiary__link.is-active,.menu-tertiary__link:focus{color:#202020;font-weight:700;outline:none}.menu-tertiary__link.is-active:hover,.menu-tertiary__link:focus:hover{background:none}.menu-tertiary__link.is-active:before,.menu-tertiary__link:focus:before{background-color:#202020;bottom:0;content:"";display:inline-block;font-weight:700;left:-1rem;position:absolute;top:0;width:.3125rem;z-index:9}.menu-tertiary__link.is-active:after{opacity:1}.menu-secondary__item.is-open .menu-tertiary{margin-bottom:.5625rem;visibility:visible}.menu-secondary,.menu-tertiary{height:unset;visibility:unset;display:none}.menu__item.is-open .menu-secondary,.menu-tertiary.is-open{display:block}.menu-group__title{color:#4b4950;font-family:Avenir Next W01,Avenir Next,Avenir,Helvetica Neue,Helvetica,sans-serif;font-size:.875rem;font-weight:700;line-height:1;padding-left:1rem;text-transform:uppercase}.menu-group{margin-bottom:1.75rem}.menu__item{position:relative}.menu__item.auto-open .menu-secondary{height:auto}.menu__item.is-open .menu__link{color:#202020;font-weight:500}.menu__link{-webkit-transition:all 188ms cubic-bezier(.6,0,.5,1);-moz-transition:all 188ms cubic-bezier(.6,0,.5,1);transition:all 188ms cubic-bezier(.6,0,.5,1);background-color:transparent;background-position:left center;background-repeat:no-repeat;border:0;color:#4b4950;cursor:pointer;display:inline-block;font-family:Avenir Next W01,Avenir Next,Avenir,Helvetica Neue,Helvetica,sans-serif;font-weight:500;padding:.5em 2em .48em 1em;position:relative;text-align:left;text-decoration:none;width:100%;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.menu__link:hover{color:var(--paypal-blue-secondary)}.menu__link:focus{color:#202020;padding-left:1.325rem;outline:none}.menu__link.is-active{color:#202020;font-weight:700}.menu__link.is-active:before{background-color:#202020;bottom:0;content:"";display:inline-block;left:0;position:absolute;top:0;width:.3125rem}.menu__item.is-open .menu-secondary{visibility:visible}.menu__item.is-open .menu__link.has-menu{color:#202020;font-weight:700;outline:none}.menu__item.is-open:before{background-color:var(--paypal-blue-secondary);bottom:0;content:"";display:inline-block;left:0;position:absolute;top:0;width:.3125rem;z-index:8}.menu__item:not(.is-open):hover:before{background-color:var(--paypal-gray-1);bottom:0;content:"";display:inline-block;left:0;position:absolute;top:0;width:.3125rem;z-index:8}.menu__item.has-nested-items{&:after{content:"";background:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='currentColor' viewBox='0 0 18 18' width='1.5em' height='1.5em' data-ppui='true'%3E%3Cpath fill-rule='evenodd' d='M4.291 6.293a1 1 0 0 1 1.415 0l3.293 3.293 3.293-3.293a1 1 0 1 1 1.414 1.414L9.713 11.7a1.01 1.01 0 0 1-1.428 0L4.29 7.707a1 1 0 0 1 0-1.414z' clip-rule='evenodd' data-ppui='true'%3E%3C/path%3E%3C/svg%3E") 0 0 repeat;position:absolute;top:.9em;right:.5em;width:1.5em;height:1em}&.is-open:after{transform:rotate(-180deg);top:1.25em}}