main { direction: rtl; } 
header { text-align: center; margin-bottom: 20px; } 
header h1 { font-size: 2rem; color: #333; } 
.calculator { background-color: #fff; border: 1px solid #ddd; border-radius: 8px; padding: 20px; max-width: 500px; margin: 0 auto; box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1); } 
.calculator h2 { font-size: 1.5rem; margin-bottom: 20px; color: #555; } 
.form-group { margin-bottom: 15px; } 
.form-group label { display: block; margin-bottom: 5px; font-size: 1rem; color: #777; } 
.form-group input, .form-group select, .form-group button { width: 100%; padding: 10px; font-size: 1rem; border: 1px solid #ddd; border-radius: 4px; } 
.weight-group { display: flex; gap: 10px; } 
.weight-group .form-group { flex: 1; } 
.wage-group { display: flex; align-items: center; gap: 10px; } 
.wage-group .form-group { flex: 1; } 
.wage-group .form-group label { display: flex; align-items: center; gap: 5px; } 
.tax-group { display: flex; align-items: center; gap: 10px; } 
.tax-group .form-group { flex: 1; } 
button { background-color: #007bff; color: #fff; border: none; padding: 10px 20px; font-size: 1rem; border-radius: 5px; cursor: pointer; transition: background-color 0.3s ease, transform 0.3s ease; } 
button:hover { background-color: #0056b3; transform: scale(1.05); } 
.result { margin-top: 20px; padding: 15px; background-color: #f8f9fa; border: 1px solid #ddd; border-radius: 4px; } 
.result h3 { font-size: 1.2rem; margin-bottom: 10px; color: #555; } 
.result p { font-size: 1rem; margin-bottom: 5px; color: #333; } 
.highlight { color: #28a745; font-weight: bold; }