.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  overflow: auto;
  padding: 0 20px;
}

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

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-gap: 20px;
  justify-content: center;
  align-items: center;
  height: 100%;
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

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

.btn {
  display: inline-block;
  padding: 10px 30px;
  margin: 10px;
  cursor: pointer;
  background: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 5px;
}

.btn-outline {
  background: transparent;
  color: #000;
  border: 1px solid #333;
}

.text-center {
  text-align: center;
}

/* text sizes */
.lead {
  font-size: 20px;
}
.sm {
  font-size: 1.5rem;
}
.md {
  font-size: 2rem;
}
.lg {
  font-size: 2.5rem;
}
.xl {
  font-size: 4rem;
}

/* text colors */
.text-primary {
  color: var(--primary-color);
}

.text-secondary {
  color: var(--secondary-color);
}

.text-dark {
  color: var(--dark-color);
}

.text-light {
  color: var(--light-color);
}

/* btn and background colors */
.btn-started {
  background: #fff;
  margin: 10px 10px;
  padding: 10px 50px;
  color: #000;
  font-weight: bold;
}
.bg-primary,
.btn-primary {
  background: var(--primary-color);
  color: #fff;
}

.bg-secondary,
.btn-secondary {
  background: var(--secondary-color);
  color: #fff;
}

.bg-dark,
.btn-dark {
  background: var(--dark-color);
  color: #fff;
}

.bg-light,
.btn-light {
  background: var(--light-color);
  color: #333;
}

.btn-sm {
  padding: 10px;
}

.btn-md {
  padding: 10px 40px;
}

.btn-lg {
  /* max-width: 280px; */
  padding: 10px 10%;
}

/* padding */
.p-1 {
  padding: 1rem;
}
.p-2 {
  padding: 1.5rem;
}
.p-3 {
  padding: 2rem;
}
.p-4 {
  padding: 3rem;
}
.p-5 {
  padding: 4rem;
}
/* padding - top-bottom */

.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;
}
/* margin */

.m-1 {
  margin: 1rem;
}
.m-2 {
  margin: 1.5rem;
}
.m-3 {
  margin: 2rem;
}
.m-4 {
  margin: 3rem;
}
.m-5 {
  margin: 4rem;
}
/* margin- top-bottom */

.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;
}