.container{max-width:1200px;margin:0 auto;padding:20px;font-family:Arial,sans-serif;background-color:#f5f5f5;overflow-x:hidden}.fraction-header{background-color:#1e4a72;color:#fff;padding:15px;margin:-20px -20px 20px -20px;text-align:center}.fraction-header h1{margin:0;font-size:2em}.calculator-section{background-color:#fff;border:2px solid #ddd;border-radius:8px;padding:20px;margin-bottom:20px;box-shadow:0 2px 4px rgb(0 0 0 / .1);overflow:hidden}.calculator-title{color:#1e4a72;font-size:1.5em;margin-bottom:15px;font-weight:700}.calculator-description{color:#666;margin-bottom:20px;line-height:1.4}.fraction-input{display:inline-block;vertical-align:middle;margin:0 10px}.fraction-input input{width:80px;padding:8px;border:2px solid #ccc;border-radius:4px;text-align:center;font-size:16px}.fraction-line{display:block;width:80px;height:2px;background-color:#333;margin:2px 0}.operation-select{padding:8px;border:2px solid #ccc;border-radius:4px;font-size:16px;margin:0 10px}.equals{font-size:20px;font-weight:700;margin:0 10px}.result-container{display:flex;gap:20px;align-items:flex-start;margin:15px 0;flex-wrap:wrap;width:100%;box-sizing:border-box}.result{min-width:100px;max-width:150px;padding:10px;background-color:#f0f0f0;border:2px solid #ccc;border-radius:4px;text-align:center;font-weight:700;flex-shrink:0;word-wrap:break-word;overflow-wrap:break-word}.steps-box{flex:1;min-width:280px;max-width:calc(100% - 170px);padding:15px;background-color:#f9f9f9;border:2px solid #e0e0e0;border-radius:4px;font-size:14px;line-height:1.5;box-sizing:border-box;overflow-wrap:break-word;word-wrap:break-word;hyphens:auto}.steps-title{font-weight:700;color:#1e4a72;margin-bottom:10px;border-bottom:1px solid #ddd;padding-bottom:5px}.step{margin-bottom:8px;padding:5px 0;word-wrap:break-word;overflow-wrap:break-word;white-space:pre-wrap}.step-number{font-weight:700;color:#6b8e23}.button-group{margin-top:15px}.calculate-btn{background-color:#6b8e23;color:#fff;padding:12px 25px;border:none;border-radius:4px;font-size:16px;cursor:pointer;margin-right:10px}.calculate-btn:hover{background-color:#5a7a1f}.clear-btn{background-color:#999;color:#fff;padding:12px 25px;border:none;border-radius:4px;font-size:16px;cursor:pointer}.clear-btn:hover{background-color:#777}.mixed-number-input{width:120px;padding:8px;border:2px solid #ccc;border-radius:4px;text-align:center;font-size:16px;margin:0 10px}.decimal-input{width:150px;padding:8px;border:2px solid #ccc;border-radius:4px;text-align:center;font-size:16px;margin:0 10px}.big-number-input{width:180px;padding:8px;border:2px solid #ccc;border-radius:4px;text-align:center;font-size:14px;margin:0 5px;word-wrap:break-word}.calculator-row{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;margin-bottom:15px;overflow-x:auto;padding:5px 0}.big-number-section .calculator-row{justify-content:flex-start;overflow-x:auto;padding:10px 0}.big-number-section .fraction-input{margin:0 5px;min-width:180px}.big-number-section .steps-box{min-width:250px;font-size:12px}.big-number-section .result{min-width:120px;max-width:200px;font-size:12px}@media (max-width:1024px){.container{padding:15px}.result-container{flex-direction:column;gap:15px}.steps-box{min-width:100%;max-width:100%}.result{max-width:100%}}@media (max-width:768px){.container{padding:10px}.result-container{flex-direction:column}.steps-box{min-width:100%;max-width:100%;font-size:13px}.fraction-input input,.mixed-number-input,.decimal-input{width:70px;font-size:14px}.big-number-input{width:140px;font-size:12px}.calculator-row{justify-content:flex-start;overflow-x:auto}}@media (max-width:480px){.fraction-header h1{font-size:1.5em}.calculator-title{font-size:1.2em}.calculator-row{flex-direction:column;align-items:center;gap:15px}.big-number-input{width:120px;font-size:11px}.steps-box{font-size:12px;padding:10px}}.steps-box *{max-width:100%;overflow-wrap:break-word;word-wrap:break-word}