html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline;}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section{display:block;}body{line-height:1;}ol,ul{list-style:none;}blockquote,q{quotes:none;}blockquote:before,blockquote:after,q:before,q:after{content:'';content:none;}table{border-collapse:collapse;border-spacing:0;}*,::after,::before{box-sizing:border-box;}html{font-size:16px;}body{font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";font-size:1rem;font-weight:400;text-align:left;background-color:#fff;line-height:1.5;}h1{font-size:1.66rem;color:#ff4f00;line-height:1.66rem;}h2{font-size:1.54rem;color:#ff4f00;line-height:1.54rem;}h3{font-size:1.42rem;color:#ff4f00;line-height:1.42rem;}h4{font-size:1.3rem;color:#ff4f00;line-height:1.3rem;}h5{font-size:1.3rem;color:#ff4f00;line-height:1.3rem;}h6{font-size:1.3rem;color:#ff4f00;line-height:1.3rem;}a{color:#5181b8;text-decoration:none;}a:hover{text-decoration:underline;}.mt_5{margin-top:0.3125rem;}.mt_10{margin-top:0.625rem;}.mt_15{margin-top:0.9375rem;}.mt_20{margin-top:1.25rem;}.mt_25{margin-top:1.5625rem;}.mt_30{margin-top:1.875rem;}.mt_35{margin-top:2.1875rem;}.mt_40{margin-top:2.5rem;}.mt_45{margin-top:2.8125rem;}.mb_5{margin-bottom:0.3125rem;}.mb_10{margin-bottom:0.625rem;}.mb_15{margin-bottom:0.9375rem;}.mb_20{margin-bottom:1.25rem;}.mb_25{margin-bottom:1.5625rem;}.mb_30{margin-bottom:1.875rem;}.mb_35{margin-bottom:2.1875rem;}.mb_40{margin-bottom:2.5rem;}.mb_45{margin-bottom:2.8125rem;}.ml_5{margin-left:0.3125rem;}.ml_10{margin-left:0.625rem;}.ml_15{margin-left:0.9375rem;}.ml_20{margin-left:1.25rem;}.ml_25{margin-left:1.5625rem;}.ml_30{margin-left:1.875rem;}.ml_35{margin-left:2.1875rem;}.ml_40{margin-left:2.5rem;}.ml_45{margin-left:2.8125rem;}.mr_5{margin-right:0.3125rem;}.mr_10{margin-right:0.625rem;}.mr_15{margin-right:0.9375rem;}.mr_20{margin-right:1.25rem;}.mr_25{margin-right:1.5625rem;}.mr_30{margin-right:1.875rem;}.mr_35{margin-right:2.1875rem;}.mr_40{margin-right:2.5rem;}.mr_45{margin-right:2.8125rem;}.col_red{color:#f00;}.col_blue{color:#5181b8;}.col_white{color:#fff;}.col_yellow{color:#ff4f00;}.l_h_5{line-height:0.3125rem;}.l_h_10{line-height:0.625rem;}.l_h_15{font-size:0.9375rem;}.l_h_20{line-height:1.25rem;}.l_h_25{line-height:1.5625rem;}.l_h_30{line-height:1.875rem;}.l_h_35{line-height:2.1875rem;}.f_s_8{font-size:0.5rem;}.f_s_10{font-size:0.625rem;}.f_s_11{font-size:0.6875rem;}.f_s_12{font-size:0.75rem;}.f_s_13{font-size:0.8125rem;}.f_s_14{font-size:0.875rem;}.f_s_15{font-size:0.9375rem;}.f_s_16{font-size:1rem;}.f_s_18{font-size:1.125rem;}.f_s_20{font-size:1.25rem;}.f_s_22{font-size:1.375rem;}.f_s_20{font-size:1.25rem;}.f_s_25{font-size:1.5625rem;}.w_25{width:1.5625rem;}.w_35{width:2.1875rem;}.w_40{width:2.5rem;}.w_50{width:3.125rem;}.w_60{width:3.75rem;}.w_75{width:4.6875rem;}.w_100{width:6.25rem;}.w_125{width:7.8125rem;}.w_150{width:9.375rem;}.w_175{width:10.9375rem;}.w_200{width:12.5rem;}.w_250{width:15.625rem;}.w_300{width:18.75rem;}.d_b{display:block;}.d_i_b{display:inline-block;}.d_f{display:flex;}.d_n{display:none;}.j_c_c{justify-content:center;}.j_c_f_e{justify-content:flex-end;}.f_d_c{flex-direction:column;}.f_g_1{flex-grow:1;}.a_i_c{align-items:center;}.a_i_f_e{align-items:flex-end;}.a_i_f_s{align-items:flex-start;}.a_i_b{align-items:baseline;}.j_c_s_b{justify-content:space-between;}.f_w_n{flex-wrap:nowrap;}.f_w_w{flex-wrap:wrap;}.t_a_c{text-align:center;}.t_a_r{text-align:right;}.t_i_20{text-indent:1.25rem;}.f_w_b{font-weight:bold;}.f_w_600{font-weight:600;}.h_t_55{height:3.4375rem;}.h_t_60{height:3.75rem;}.wrap{width:100%;margin-right:auto;margin-left:auto;padding:0 15px;}@media (min-width: 576px){.wrap{max-width:540px;}}@media (min-width: 768px){.wrap{max-width:720px;}}@media (min-width: 992px){.wrap{max-width:960px;}}@media (min-width: 1200px){.wrap{max-width:1140px;}}#shell-header{position:sticky;top:0;z-index:99;background:#5181b8;}#shell-header #header{height:3.75rem;display:flex;align-items:center;justify-content:space-between;}#shell-header #header #logo{display:flex;align-items:center;}#shell-header #header #logo img#logo_image{margin-right:10px;display:none;width:35px;}@media (min-width: 768px){#shell-header #header #logo img#logo_image{display:block;}}#shell-header #header #m_btn svg{display:block;height:1.5625rem;cursor:pointer;}@media (min-width: 768px){#shell-header #header #m_btn svg{display:none;}}nav#breadcrumb{background:#dce5f0;display:none;border-bottom:1px solid #ccc;}@media (min-width: 768px){nav#breadcrumb{display:block;}}nav#breadcrumb .wrap ol{display:flex;padding:5px 0;flex-wrap:wrap;}nav#breadcrumb .wrap ol li:after{display:inline-block;padding-right:4px;padding-left:4px;color:#5181b8;content:"-";}nav#breadcrumb .wrap ol li:last-child:after{display:none;}nav#breadcrumb .wrap ol li a:hover{text-decoration-color:#5181b8;}.calculate{background:#dce5f0;border-radius:0.3125rem;padding:19px;border:1px solid #ccc;}.example{background:#fff5bd;border-radius:0.3125rem;padding:19px;border:1px solid #ccc;}#footer{background:#5181b8;border-top:4px solid #fff;color:#fff;font-size:1.25rem;text-align:center;padding:15px;width:100%;line-height:1.25rem;}.p_2{padding:0.125rem;}.p_3{padding:0.1875rem;}.p_4{padding:0.25rem;}.p_5{padding:0.3125rem;}.p_6{padding:0.375rem;}.p_7{padding:0.4375rem;}.p_8{padding:0.5rem;}.p_9{padding:0.5625rem;}.p_10{padding:0.625rem;}input[type="text"]{padding:6px;font-size:1rem;border-radius:5px;border:1px solid #ccc;line-height:20px;background:#fff;outline:none;}select{max-width:200px;background-color:#fff;background-image:url(/images/select.png);background-size:10px;background-repeat:no-repeat;background-position:right 7px center;-webkit-appearance:none;padding:6px 22px 6px 6px;font-size:1rem;border-radius:5px;border:1px solid #ccc;line-height:20px;outline:none;}select::-ms-expand{display:none;}textarea{resize:vertical;font-size:1rem;padding:10px;border-radius:5px;background:#fff;outline:none;border:1px solid #ccc;}.btn{color:#fff;cursor:pointer;background-color:#5181b8;border:1px solid #5181b8;display:inline-block;font-weight:400;text-align:center;white-space:nowrap;user-select:none;padding:6px;font-size:1rem;border-radius:5px;outline:none;text-transform:lowercase;line-height:20px;}.btn:hover{border:1px solid #ccc;background:#fff;color:#5181b8;}.btn:disabled{background-color:#ccc;color:#fff;cursor:not-allowed;border:1px solid #ccc;}.input_group_new{display:flex;}.input_group_new > div:first-child,.input_group_new > textarea:first-child,.input_group_new > pre:first-child{word-break:break-all;flex:1;border:1px solid #5181b8;border-bottom-left-radius:5px;border-top-left-radius:5px;border-right:0;padding:5px;align-items:center;display:flex;}.input_group_new > div:last-child{display:flex;}.input_group_new > div:last-child input{cursor:pointer;display:inline-block;font-weight:400;text-align:center;white-space:nowrap;user-select:none;padding:6px;font-size:1rem;outline:none;border-bottom-right-radius:5px;border-top-right-radius:5px;line-height:20px;text-transform:lowercase;}.input_group_new > div:last-child input.btn_blue{background-color:#5181b8;border:2px solid #5181b8;color:#fff;}.input_group_new > div:last-child input.btn_blue:hover{color:#5181b8;background:#fff;}input[type="radio"]{-webkit-appearance:none;-moz-appearance:none;appearance:none;border-radius:50%;width:16px;height:16px;border:2px solid #5181b8;transition:0.2s all linear;outline:none;margin:5px 3px 0 0;position:relative;top:2px;}input[type="radio"]:hover{border:4px solid #5181b8;}input[type="radio"]:checked{border:4px solid #5181b8;background-color:#fff;}label{line-height:20px;padding-bottom:5px;padding-top:5px;}.o_f_a{overflow:auto;}.o_f_x_a{overflow-x:auto;}#footer-menu{background:#5181b8;border-top:8px solid #ff4f00;margin-top:20px;}#footer-menu .wrap-footer-menu{display:flex;flex-direction:column;}@media (min-width: 576px){#footer-menu .wrap-footer-menu{flex-direction:column;}}@media (min-width: 992px){#footer-menu .wrap-footer-menu{flex-direction:row;}}#footer-menu .wrap-footer-menu #popular-calculators,#footer-menu .wrap-footer-menu #information{width:100%;padding:15px 0 15px 0;}@media (min-width: 576px){#footer-menu .wrap-footer-menu #popular-calculators,#footer-menu .wrap-footer-menu #information{width:100%;padding:15px 0 15px 0;}}@media (min-width: 992px){#footer-menu .wrap-footer-menu #popular-calculators,#footer-menu .wrap-footer-menu #information{width:50%;padding:15px 15px 15px 0;}}#footer-menu .wrap-footer-menu #popular-calculators .heading,#footer-menu .wrap-footer-menu #information .heading{color:#fff;font-size:25px;letter-spacing:1px;border-bottom:1px solid #fff;margin-bottom:10px;line-height:25px;padding-bottom:10px;display:inline-block;font-weight:bold;}#footer-menu .wrap-footer-menu #popular-calculators ul li,#footer-menu .wrap-footer-menu #information ul li{margin-bottom:3px;}#footer-menu .wrap-footer-menu #popular-calculators ul li a,#footer-menu .wrap-footer-menu #information ul li a{display:inline-block;color:#fff;border-left:4px solid #5181b8;padding-left:8px;font-size:16px;line-height:16px;}#footer-menu .wrap-footer-menu #popular-calculators ul li a:hover,#footer-menu .wrap-footer-menu #information ul li a:hover{font-weight:bold;border-left:4px solid #ff4f00;padding-left:8px;}#footer-menu .wrap-footer-menu #popular-calculators ul li div,#footer-menu .wrap-footer-menu #information ul li div{display:inline-block;font-weight:bold;color:#fff;border-left:4px solid #ff4f00;padding-left:8px;font-size:16px;line-height:16px;text-decoration:underline;}.calc_list{display:flex;flex-wrap:wrap;align-items:flex-start;}.calc_list > div{width:100%;padding:1rem;cursor:pointer;border:1px solid #5181b8;border-radius:.25rem;background:#dce5f0;margin-bottom:1.4rem;display:flex;flex-direction:column;}.calc_list > div:hover{background:#fff;}@media (min-width: 768px){.calc_list > div{width:48%;}.calc_list > div:nth-child(2n){margin-left:2%;}.calc_list > div:nth-child(2n+1){margin-right:2%;}}@media (min-width: 992px){.calc_list > div{width:31%;}.calc_list > div:nth-child(2n){margin-left:0;}.calc_list > div:nth-child(2n+1){margin-right:0;}.calc_list > div:nth-child(3n+2){margin-right:3.5%;margin-left:3.5%;}}.calc_list > div a.calc_title{text-align:center;font-family:inherit;font-weight:500;line-height:1.2;font-size:1.1rem;}.calc_list > div .calc_btn{color:#fff;cursor:pointer;background-color:#5181b8;border:none;display:inline-block;font-weight:400;text-align:center;white-space:nowrap;user-select:none;padding:6px;font-size:1rem;line-height:20px;border-radius:5px;margin-top:1rem;text-transform:lowercase;}#center{display:flex;margin-top:20px;}#center #main{width:100%;}@media (min-width: 768px){#center #main{width:65%;}}@media (min-width: 992px){#center #main{width:72%;}}#center #left_sidebar{width:0;padding:0;}@media (min-width: 768px){#center #left_sidebar{padding:10px 0 0 20px;width:35%;}}@media (min-width: 992px){#center #left_sidebar{padding:10px 0 0 35px;width:28%;}}#center #left_sidebar nav#left_menu{position:fixed;top:-100%;left:0;width:100%;background:#fff;transition:top .9s, transform 0.6s;overflow-y:scroll;height:100%;z-index:999;}@media (min-width: 768px){#center #left_sidebar nav#left_menu{position:static;overflow-y:visible;}}#center #left_sidebar nav#left_menu.open{top:0;}#center #left_sidebar nav#left_menu .scroll_menu .close_menu{height:4rem;display:flex;justify-content:space-between;align-items:center;padding-right:6px;background:#5181b8;padding-left:15px;}@media (min-width: 768px){#center #left_sidebar nav#left_menu .scroll_menu .close_menu{display:none;}}#center #left_sidebar nav#left_menu .scroll_menu .close_menu .close_btn{width:50px;height:50px;position:relative;display:block;z-index:200;text-indent:-9999px;cursor:pointer;}#center #left_sidebar nav#left_menu .scroll_menu .close_menu .close_btn:before,#center #left_sidebar nav#left_menu .scroll_menu .close_menu .close_btn:after{content:'';width:80%;height:4px;background:#fff;position:absolute;top:48%;left:10%;transform:rotate(45deg);}#center #left_sidebar nav#left_menu .scroll_menu .close_menu .close_btn:after{transform:rotate(-45deg);}#center #left_sidebar nav#left_menu .scroll_menu .close_menu .close_btn:hover:before,#center #left_sidebar nav#left_menu .scroll_menu .close_menu .close_btn:hover:after{background:#fff;}@media (min-width: 768px){#center #left_sidebar nav#left_menu .scroll_menu ul{border:1px solid #5181b8;border-radius:0.25rem;user-select:none;}}#center #left_sidebar nav#left_menu .scroll_menu ul li{display:flex;justify-content:space-between;height:3rem;align-items:center;border-bottom:none;padding:0 1rem;border-top:1px solid #5181b8;font-size:1.3rem;font-weight:bold;}@media (min-width: 768px){#center #left_sidebar nav#left_menu .scroll_menu ul li{height:34px;border-bottom:1px solid #5181b8;padding:0 0.5rem;border-top:0;font-size:1.2rem;font-weight:600;}}#center #left_sidebar nav#left_menu .scroll_menu ul li:hover{background:#5181b8;}#center #left_sidebar nav#left_menu .scroll_menu ul li:hover a{color:#fff;}#center #left_sidebar nav#left_menu .scroll_menu ul li:last-child{border-bottom:0;}#center #left_sidebar nav#left_menu .scroll_menu ul li a{flex-grow:1;}#center #left_sidebar nav#left_menu .scroll_menu ul li span.count-calc{background:#fff;color:#5181b8;display:flex;padding:3px 8px;border-radius:4px;line-height:1;font-size:1rem;align-items:center;justify-content:center;font-weight:bold;border:1px solid #5181b8;}@media (max-width: 767.98px){#center #left_sidebar nav#left_menu .scroll_menu ul li span.count-calc{background:#fff;font-weight:bold;}}#center #left_sidebar nav#left_menu .scroll_menu ul li.li_active{background:#5181b8;color:#fff;}#center #left_sidebar nav#left_menu .scroll_menu ul li.li_active div{text-decoration:underline;}.fract_block{display:flex;align-items:center;flex-wrap:wrap;justify-content:center;}.fract_block .sign{font-size:24px;line-height:28px;height:28px;display:flex;align-items:center;margin:0 10px;padding-bottom:23px;}.fract_block .znak_min_plus{font-size:24px;line-height:28px;height:28px;display:flex;margin:0 3px 9px 0;padding-bottom:23px;}.fract_block .fract{display:flex;align-items:center;margin-bottom:15px;}.fract_block .fract .whole{font-size:24px;line-height:28px;height:28px;margin-bottom:5px;}.fract_block .fract .vert_fract{display:flex;flex-direction:column;}.fract_block .fract .vert_fract .numerator{font-size:24px;line-height:28px;height:28px;border-bottom:2px solid #000;display:flex;align-items:center;padding-bottom:5px;justify-content:center;}.fract_block .fract .vert_fract .denominator{font-size:24px;line-height:28px;height:28px;display:flex;align-items:center;justify-content:center;}.fract_block .strike_1{position:relative;}.fract_block .strike_1:before{border-left:1px solid #f00;position:absolute;content:"";width:0%;height:80%;transform:rotate(-146deg);left:50%;top:5px;}.fract_block .strike_2{position:relative;}.fract_block .strike_2:before{border-top:1px solid #f00;position:absolute;content:"";width:100%;height:0%;transform:rotate(-45deg);top:50%;}.fract_block .strike_3{position:relative;}.fract_block .strike_3:before{border-top:1px solid #f00;position:absolute;content:"";width:100%;height:0%;transform:rotate(-33deg);top:50%;}.fract_block .strike_4{position:relative;}.fract_block .strike_4:before{border-top:1px solid #f00;position:absolute;content:"";width:100%;height:0%;transform:rotate(-21deg);top:50%;}.fract_block .strike_5{position:relative;}.fract_block .strike_5:before{border-top:1px solid #f00;position:absolute;content:"";width:100%;height:0%;transform:rotate(-16deg);top:50%;}.fract_block .strike{position:relative;}.fract_block .strike:before{border-top:1px solid #f00;position:absolute;content:"";width:100%;height:0%;transform:rotate(0deg);top:50%;}.accordion .accordion-group .accordion-title{padding:10px 15px;background-color:#5181b8;font-size:18px;color:#fff;border:1px solid #5181b8;border-radius:0.3125rem;font-weight:500;cursor:pointer;margin-bottom:5px;}.accordion .accordion-group .accordion-title:hover{background-color:#628dbf;}.accordion .accordion-group .accordion-body{display:none;margin-bottom:5px;}.mess{color:red;font-size:14px;}