html {
  font-size: 14px;
}
@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}
/* ملف style.css */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
}

main {
    flex: 1; /* يجعل المحتوى يتمدد ليملأ المساحة */
}

header, footer {
    background-color: #fff;
    padding: 10px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}