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.fraction-part{width:50px;display:inline-block;margin-left:10px}.fraction-block .fraction-part input{line-height:1;text-align:center}.calc-greatest_common_divisor .sentence{font-size:120%}.calc-greatest_common_divisor .underline{border-bottom:1px solid black}.calc-greatest_common_divisor .factor-steps td{padding-left:5px;padding-right:5px}.calc-greatest_common_divisor .factor-steps td:first-child{border-right:black solid 1px;text-align:end}.prime-factors td{padding-left:5px;padding-right:5px}.prime-factors td:first-child{border-right:black solid 1px;text-align:end}.fraction-note{position:absolute;display:inline-block;margin-left:10px;font-style:italic;font-size:90%}.solution{padding:1rem 1rem;margin-bottom:1rem;border:1px solid transparent;border-radius:0.25rem;background-color:#f8f9fa;border-color:#c6c8ca}.calc-column_addition_subtraction select{width:60px;display:inline-block;margin-left:20px;margin-right:20px}.calc-column_addition_subtraction .number{width:110px;display:inline-block}.calc-column_addition_subtraction .invalid-feedback{display:none}.calc-column_addition_subtraction .points{font-weight:bold;font-size:1.21em;height:0.4em}.calc-column_division .number{width:120px;display:inline-block}.calc-column_division .operator{width:60px;margin-left:20px;margin-right:20px}.calc-column_division .reminder{margin-top:15px}.calc-column_division .reminder input{margin-right:10px}.calc-column_multiple .number{width:120px;display:inline-block}.multiplication{text-align:right}.multiplication .border-after{border-bottom:black 1px solid}.multiplication .sum-multiple-sign{margin-right:-13px;margin-top:-5px}.multiplication td{border:1px solid #e0e0e0;text-align:center}.column_addition{text-align:right}.column_addition td{border:1px solid #e0e0e0;text-align:center;width:23px}.column_addition td.linesum{border-bottom:black solid 1px}.vkshare{margin-top:20px}.vkshare .vkshare-item{display:inline-block}.vkshare .vkshare-item 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.card-content{padding:1.5rem;padding-top:1rem;height:100%}.math-card .card-content .card-list{list-style:none;padding:0;margin:0;counter-reset:my-flex-counter}.math-card .card-content .card-list li{counter-increment:my-flex-counter;display:flex;align-items:baseline;line-height:1.6;margin-bottom:10px}.math-card .card-content .card-list a{text-decoration:none;color:#212529;font-size:17px;padding-top:7px;padding-bottom:7px;display:flex;width:100%}.math-card .card-content .card-list a::before{content:counter(my-flex-counter) ".";min-width:1.8em;margin-right:0.7em;text-align:right;font-weight:600;color:#555}.math-card .card-content .card-list a:hover{background-color:#e9ecef}.math-card.math-card-column{--card-hue: 222}.math-card.math-card-natural_numbers{--card-hue: 145}.math-card.math-card-fractions{--card-hue: 271}.math-card.math-card-units_converter{--card-hue: 25}.features-section{text-align:center;margin-top:40px}.features-section h2{font-size:24px;font-weight:600;margin-bottom:24px;color:#343a40}.features-section .feature-card{background-color:#ffffff;border:1px solid #e9ecef;border-radius:12px;padding:2rem;text-align:left;box-shadow:0 4px 12px rgba(0,0,0,0.05);margin-bottom:20px}.features-section .feature-card h3{font-size:18px;font-weight:600;margin-top:0;margin-bottom:1rem;color:#212529}.features-section .feature-card p{font-size:1rem;line-height:1.6;color:#6c757d;margin:0}.head{margin-top:10px}.logo-text{display:inline-block;margin-left:10%;font-size:1.1rem;color:#444444;width:calc(90% - 100px);vertical-align:middle}.title{color:#444444;font-size:calc(1.375rem + 0.8vw);margin-top:1em}.container .breadcrumb{background-color:#f5f5f5;margin-top:10px;padding-left:10px;padding-top:2px;padding-bottom:2px;margin-bottom:0}body.body{padding-bottom:32px;background-color:#fafafa}