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@media (width >=771px){.as{margin-bottom:-32px;padding:0 32px 32px}.as.rated{padding-bottom:32px}.as.submitted{padding-bottom:24px}.as .how-improve{margin-bottom:8px}.as label{text-transform:uppercase}.as .field{margin:10px 0}.as button{font-size:13px;margin-top:0}.as .submit-button{margin-top:0}body:not(.tw-redesign) .primary-nav nav{margin-left:0;text-align:left}body:not(.tw-redesign) .ltr .primary-nav nav{margin-right:0;margin-left:0!important;text-align:left}.tw-redesign .primary-nav nav{text-align:left;margin-left:0}}

@media (width >=1186px){.as{margin-bottom:-64px;padding:0 64px 64px}.as.rated{padding-bottom:64px}.as.submitted{padding-bottom:56px}}

@media (width >=976px){.tw-redesign .side-container{width:338px}}body:not(.tw-redesign) .primary-nav nav{margin-left:0;margin-right:0;width:100%}.tw-redesign .primary-nav{background-color:transparent;box-sizing:border-box;margin:auto;max-width:832px;padding:42px 32px;width:100%}

@media (width >=976px){.tw-redesign .primary-nav{width:338px;padding:42px 0 0}.primary-nav{display:table-cell;width:222px}.primary-nav nav{min-height:262px}.tw-redesign .primary-nav nav{margin-left:32px}}.sibling-nav{width:100%;min-height:268px;background:#fff;border-radius:8px;overflow:hidden;border:1px solid #ddd}.sibling-nav h4{margin-bottom:16px;margin-left:10px;margin-right:10px}.tw-redesign .sibling-nav h4{margin-top:0}.sibling-nav>ul{list-style:none}.sibling-nav a.title-link,.sibling-nav a.title-link:visited{color:rgb(0 0 0 / 73%)}.tw-redesign .sibling-nav a.title-link,.tw-redesign .sibling-nav a.title-link:visited{color:#f6f6f6}.sibling-nav .sibling-list{margin-bottom:15px}.sibling-nav .sibling-list li{padding:0}.sibling-nav .sibling-list a.sibling-link.sibling-link--current{border-left:2px solid rgb(0 0 0 / 52%);color:#000;font-weight:700}.tw-redesign .sibling-nav .sibling-list a.sibling-link.sibling-link--current{border-left:2px solid rgb(0 0 0 / 52%);color:#616161}.sibling-nav .sibling-list a.sibling-link{border-left:2px solid transparent;color:#252525;display:block;padding:4px 14px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;background:#fff;z-index:99;position:relative}.sibling-nav .sibling-sublist a.sibling-link{padding:4px 34px}.tw-redesign .sibling-nav .sibling-list a.sibling-link{color:#616161}.sibling-nav .sibling-list a.sibling-link.sibling-link--current.sibling-link--has-children{border-left-color:transparent}.sibling-nav .sibling-link--has-children::before{background-size:24px;content:'+';height:22px;margin-top:-12px;position:relative;top:50%;width:8px;font-size:18px;color:#607d8b;display:inline-block}.sibling-nav .sibling-link--has-children.sibling-link--show-children::before{background-size:24px;color:#607d8b;content:'–';height:22px;margin-top:-12px;position:relative;top:50%;width:8px;font-size:14px;display:inline-block}.sibling-nav .sibling-link--has-children.sibling-link--show-children+.sibling-sublist{margin-top:0!important;transition:.5s;padding-top:10px;padding-bottom:10px;background:#f9f9f9;box-shadow:inset 0 11px 8px -10px rgb(51 51 51 / 29%),inset 0 -11px 8px -10px rgb(51 51 51 / 29%)}.sibling-nav .sibling-link--has-children.sibling-link--show-children+.sibling-sublist a{background:#f9f9f9;transition:.5s}.sibling-nav .sibling-sublist{overflow:hidden;position:relative;list-style:none;padding-left:0;transition:.5s}.sibling-nav a.sibling-link:hover{background-color:#f9f9f9;text-decoration:none}.tw-redesign .sibling-nav a.sibling-link:hover{background-color:transparent}

@media (width >=976px){.sibling-nav{min-height:268px;background:#fff;border-radius:8px;overflow:hidden;border:1px solid #ddd}.tw-redesign .sibling-nav{margin-top:0}.sibling-nav .sibling-list{margin-bottom:0}.sibling-nav .sibling-list a.sibling-link{padding:4px 14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#252525}.sibling-nav .sibling-sublist a.sibling-link{padding:4px 34px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#252525}}.promotion-container{background-color:#f5f5f5;color:#555;padding-bottom:20px}.promotion{border-top:1px solid #eee;margin-left:0;padding-top:25px;border-radius:8px}.promotion-container .promotion-title{font-weight:700;margin-bottom:4px}.promotion-container .promotion .promotion-image img{max-height:300px;max-width:250px}

@media (width >=771px){.sibling-nav{width:100%}.sibling-nav h4{margin-top:6px}.sibling-nav .sibling-list .sibling-link--current:hover{cursor:default}.promotion-container{padding-bottom:0}.promotion{margin-left:0;padding-top:15px;text-align:left;width:100%}.ltr .promotion{margin-right:0;margin-left:0;padding-top:15px;text-align:left}.sc-bubble-box{font-size:13px}}

@media (width >=976px){.promotion-container{background-color:transparent;float:left;margin-top:20px}.promotion{border-top:none;width:100%}}

@media (width >=1351px){body:not(.tw-redesign) .primary-nav nav{margin-left:0;display:flex}body:not(.tw-redesign) .ltr .primary-nav nav{margin-right:0;margin-left:0!important}.promotion{margin-left:0;width:100%}}footer{padding:16px 0}footer ul{display:inline-block;list-style:none}footer li{display:inline-block}footer>div{margin:10px 20px 20px}.slow_con_container{text-align:center}.lb-overlay{background:#fff;height:100%;left:0;opacity:.5;position:fixed;top:0;visibility:hidden;width:100%}.lb-modal{position:absolute;text-align:center;top:0;visibility:hidden;width:100%;z-index:1001}.lb-frame{background:#fff;border:1px solid rgb(0 0 0 / 33.3%);box-shadow:0 4px 16px rgb(0 0 0 / 20%);box-sizing:border-box;display:inline-block;max-width:100%;position:relative;width:800px}.lb-content{max-height:572px;overflow-y:auto;padding:21px 50px;text-align:left}.lb-modal h2{font-size:22px;font-weight:400}.lb-close{opacity:.4;position:absolute;right:14px;top:25px}.lb-close:hover{opacity:.5}.lb-close svg{height:25px;width:25px}.lb-show{visibility:visible}.csi{display:none}.sc-bubble{opacity:0;transition:opacity .218s ease-in,visibility 0s .218s;visibility:hidden;z-index:1000}.sc-bubble-show{opacity:1;transition:opacity .218s ease-out;visibility:visible}.sc-bubble-box{background-color:#fff;border:1px solid;border-color:#bbb #bbb #a8a8a8;box-shadow:0 1px 3px rgb(0 0 0 / 20%);color:#212121;line-height:20px;padding:16px;position:absolute;z-index:1000}.sc-bubble-close::before{color:#a8a8a8;content:'\d7';font-size:18px;position:absolute;right:8px;top:4px}.sc-bubble-arrow{position:absolute;z-index:1001}.sc-bubble-arrow::before{border:9px solid;content:'';position:absolute}.sc-bubble-arrow::after{border:8px solid;content:'';position:absolute}.sc-bubble-arrow-top{height:9px;margin-top:1px;width:18px}.sc-bubble-arrow-top::before{border-color:#bbb transparent;border-top-width:0}.sc-bubble-arrow-top::after{border-color:#fff transparent;border-top-width:0;left:1px;top:1px}.sc-bubble-arrow-right{height:18px;margin-left:-1px;width:9px}.sc-bubble-arrow-right::before{border-color:transparent #bbb;border-right-width:0}.sc-bubble-arrow-right::after{border-color:transparent #fff;border-right-width:0;top:1px}.sc-bubble-arrow-bottom{height:9px;margin-top:-1px;width:18px}.sc-bubble-arrow-bottom::before{border-bottom-width:0;border-color:#bbb transparent}.sc-bubble-arrow-bottom::after{border-bottom-width:0;border-color:#fff transparent;left:1px}.sc-bubble-arrow-left{height:18px;margin-left:1px;width:9px}.sc-bubble-arrow-left::before{border-color:transparent #bbb;border-left-width:0}.sc-bubble-arrow-left::after{border-color:transparent #fff;border-left-width:0;left:1px;top:1px}.rtl .sc-bubble-arrow-left{margin-right:1px;transform:scaleX(-1)}.rtl .sc-bubble-arrow-right{margin-right:-1px;transform:scaleX(-1)}.mspin{animation:1.568s linear infinite mspin-rotate;overflow:hidden}.mspin>div{animation:5332ms steps(4) infinite mspin-revrot}.mspin-medium>div>div{background-size:100%;animation:5332ms steps(324) infinite mspin-medium-film;background-image:url("https://ssl.gstatic.com/support/content/images/static/mspin_googcolor_medium.svg");height:36px;width:11664px}

@keyframes mspin-rotate{from{transform:rotate(0)}to{transform:rotate(360deg)}}

@keyframes mspin-revrot{from{transform:rotate(0)}to{transform:rotate(-360deg)}}

@keyframes mspin-rotate{from{transform:rotate(0)}to{transform:rotate(360deg)}}

@keyframes mspin-revrot{from{transform:rotate(0)}to{transform:rotate(-360deg)}}.mspin-medium{height:36px;width:36px}

@keyframes mspin-medium-film{from{transform:translateX(0)}to{transform:translateX(-11664px)}}

@keyframes mspin-medium-film{from{transform:translateX(0)}to{transform:translateX(-11664px)}}.sc-select{border-bottom:1px solid #d9d9d9;color:#212121;cursor:default;display:inline-block;font-size:15px;font-weight:400;line-height:28px;max-width:100%;outline:0;padding:0 2px;position:relative;user-select:none}.sc-select>span{display:inline-block;height:calc(1em + 1px);line-height:1em;max-width:calc(100% - 16px);overflow-x:hidden;text-overflow:ellipsis;vertical-align:middle;white-space:nowrap}.sc-select svg{fill:#212121;height:12px;margin:0 3px 0 5px;vertical-align:middle;width:8px}.sc-select ol{background:#fff;box-shadow:0 4px 8px 0 rgb(0 0 0 / 40%);box-sizing:border-box;display:none;font-size:13px;line-height:28px;list-style:none;margin:0;overflow-y:auto;padding:6px 0;position:absolute;z-index:1205}.sc-select ol.sc-select-show{display:block;padding:6px 0}.sc-select ol li{color:#333;margin:0;padding:6px 24px;white-space:nowrap}.sc-select .sc-select-highlight{background-color:#f5f5f5}.tw-redesign .page.no-article-survey{background:0 0;box-shadow:none}.tw-redesign .accordion-homepage{box-shadow:0 2px 5px 0 rgb(0 0 0 / 26%)}.accordion-homepage .parent{background:#fff;border-top:1px solid #ddd;padding:0}.accordion-homepage .parent:last-child{border-bottom:1px solid #ddd}.accordion-homepage h2{font-size:18px!important;font-weight:400;line-height:35px;margin:0;padding:12px 10px 12px 30px}.tw-redesign .accordion-homepage h2{background-color:#fff;line-height:16px;padding:14px 28px}.accordion-homepage a{display:block;font-size:16px;line-height:24px;margin:0;padding:12px}.tw-redesign .accordion-homepage a{font-size:13px;padding:8px}body:not(.tw-redesign) .accordion-homepage h2::before{color:#607d8b;font:20px/1 Material-Design-Iconic-Font;content:'\f2f9';margin-top:5px;left:10px;position:absolute}.accordion-homepage .overflow{overflow:hidden}.accordion-homepage .children{margin-bottom:-9999px;transition:margin-bottom 0s .5s,margin-top .5s}.accordion-homepage .parent.selected{background:#616161;padding-bottom:10px}.tw-redesign .accordion-homepage .parent.selected{background:#eceff1}.tw-redesign .accordion-homepage .parent h2{outline:0}.tw-redesign .accordion-homepage .parent h2 svg{fill:#607d8b;float:right;height:20px;width:20px}.tw-redesign .accordion-homepage .parent h2 .up,.tw-redesign .accordion-homepage .parent.selected h2 .down{display:none}.tw-redesign .accordion-homepage .parent.selected h2 .up{display:block}.accordion-homepage .parent.selected h2{color:#fff;font-weight:700;margin-bottom:1px}.tw-redesign .accordion-homepage .parent.selected h2{color:#212121;font-weight:400;margin-bottom:12px;outline:0}body:not(.tw-redesign) .accordion-homepage .parent.selected h2::before{color:#fff;transform:scaleY(-1)}.accordion-homepage .parent.selected .children{margin-bottom:0;margin-top:0!important;transition:margin-top .5s}.accordion-homepage .parent a{color:#eee!important}.accordion-homepage .parent a:hover{color:#fff!important;background:rgb(87 140 183 / 21%)}.tw-redesign .accordion-homepage .parent a{color:#212121}.tw-redesign .accordion-homepage .parent a:hover{background-color:#cfd8dc}.tw-redesign h1.helpcenter-welcome{background-color:#eee;box-sizing:border-box;color:#424242;margin:0;padding:24px;text-align:center;width:100%}.accordion-homepage h1{display:none}.accordion-homepage .parent:not(.selected) h2{cursor:pointer}.accordion-homepage .parent:not(.selected) h2:hover{background-color:#f5f5f5}.accordion-homepage a:hover{text-decoration:none}

@media (width >=771px){.accordion-homepage h1{display:block;font-size:24px;font-weight:400;line-height:32px;margin:0;padding:16px 16px 16px 72px}.accordion-homepage .parent{position:relative}.accordion-homepage h2{font-size:15px}.tw-redesign .accordion-homepage h2{padding:16px 50px 16px 44px}.tw-redesign .accordion-homepage .parent.selected h2{box-sizing:border-box;width:100%}.accordion-homepage a{font-size:15px;line-height:20px;padding:9px 42px}.tw-redesign .accordion-homepage a{padding:10px 44px}.accordion-homepage .category-img{bottom:0;height:0;position:absolute;right:0;width:403px}.accordion-homepage .parent.selected .category-img{height:258px;max-height:calc(100% + 10px);transition:height .5s .6s}.accordion-homepage .parent.selected:first-of-type .category-img{height:212px}.accordion-homepage .parent.has-image .child{width:407px}.tw-redesign h1.helpcenter-welcome{padding:0 24px 42px}}a[data-count='0']::after{display:none}a[data-count]::after{content:attr(data-count);font-size:11px!important;font-weight:bolder;inline-size:10px;position:absolute;right:-10px;background:#ff5652;color:#fff;width:18px;height:18px;text-align:center;line-height:18px;border-radius:50%;box-shadow:0 0 1px #333}.sbib_a{background:#fff;box-sizing:border-box}.sbib_b{box-sizing:border-box;height:100%;overflow:hidden;padding:4px 6px 0}.sbib_c[dir="ltr"]{float:right}.sbib_c[dir="rtl"]{float:left}.sbib_d{box-sizing:border-box;height:100%;unicode-bidi:embed;white-space:nowrap}.sbib_d[dir="ltr"]{float:left}.sbib_d[dir="rtl"]{float:right}.sbib_a,.sbib_c{vertical-align:top}.sbdd_a[dir="ltr"] .fl,.sbdd_a[dir="rtl"] .fr{float:left}.sbdd_a[dir="ltr"] .fr,.sbdd_a[dir="rtl"] .fl{float:right}.sbdd_b{border-top-color:#d9d9d9;box-shadow:0 2px 4px rgb(0 0 0 / 20%);cursor:default}.sbdd_c{border:0;display:block;position:absolute;top:0;z-index:988}.sbsb_a{background:#fff}.sbsb_b{list-style-type:none;margin:0;padding:0}.sbsb_c{line-height:22px;overflow:hidden}.sbsb_c:hover{background:#eee}.sbsb_e{height:1px;background-color:#e5e5e5}#sbsb_f{font-size:11px;color:#36c;text-decoration:none}#sbsb_f:hover{font-size:11px;color:#36c;text-decoration:underline}.sbsb_g{text-align:center;padding:8px 0 7px;position:relative}.sbsb_h{font-size:15px;height:28px;margin:.2em;appearance:auto}.sbsb_i{font-size:13px;color:#36c;text-decoration:none;line-height:100%}.sbsb_i:hover{text-decoration:underline}.sbsb_j{padding-top:1px 0 2px 0;font-size:11px}.sbdd_a[dir="ltr"] .sbsb_j{padding-right:4px;text-align:right}.sbdd_a[dir="rtl"] .sbsb_j{padding-left:4px;text-align:left}.sbdd_a{z-index:1202}.sbsb_d{background-color:#eee}.gstl_50{width:600px;position:absolute;z-index:999999999;display:none}.S0-Yd{height:230px;width:100%;display:block;background-size:cover;background-position-x:50%!important}.brd-8{border-radius:8px!important}