/* Shared utility classes used by index.html and original.html */

.container {
  margin: 0 auto;
  max-width: 1100px;
  overflow: auto;
  padding: 0 40px;
}

.card {
  background-color: #fff;
  color: #333;
  border-radius: 10px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  padding: 20px;
  margin: 10px;
}

.flex {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  justify-content: center;
  align-items: center;
  height: 100%;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* Margin */
.my-1 { margin: 1rem 0; }
.my-2 { margin: 1.5rem 0; }
.my-3 { margin: 2rem 0; }
.my-4 { margin: 3rem 0; }
.my-5 { margin: 4rem 0; }
.mx-1 { margin: 0 1rem; }
.mx-2 { margin: 0 1.5rem; }
.mx-3 { margin: 0 2rem; }
.mx-4 { margin: 0 3rem; }
.mx-5 { margin: 0 4rem; }
.m-1  { margin: 1rem; }
.m-2  { margin: 1.5rem; }
.m-3  { margin: 2rem; }
.m-4  { margin: 3rem; }
.m-5  { margin: 4rem; }

/* Padding */
.py-1 { padding: 1rem 0; }
.py-2 { padding: 1.5rem 0; }
.py-3 { padding: 2rem 0; }
.py-4 { padding: 3rem 0; }
.py-5 { padding: 4rem 0; }
.px-1 { padding: 0 1rem; }
.px-2 { padding: 0 1.5rem; }
.px-3 { padding: 0 2rem; }
.px-4 { padding: 0 3rem; }
.px-5 { padding: 0 4rem; }
.p-1  { padding: 1rem; }
.p-2  { padding: 1.5rem; }
.p-3  { padding: 2rem; }
.p-4  { padding: 3rem; }
.p-5  { padding: 4rem; }