/* Variables */
:root {
  --background-color-primary: #333;
  --background-color-secondary: #e5e5e5;
  --text-color-primary: #fff;
  --text-color-secondary: #8e8e8e;
}

/* Container */
.container {
  max-width: 100rem; /* Using rem for better scaling */
}

/* Site Header */
.site-header {
  background-color: rgba(0, 0, 0, 0.85);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
}

.site-header__link {
  color: var(--text-color-secondary);
  transition: color 0.15s ease-in-out;
  text-decoration: none; /* Applying globally */
}

.site-header__link:hover {
  color: var(--text-color-primary);
}

/* Product Devices */
.product-device,
.product-device--alt {
  position: absolute;
  width: 300px;
  height: 540px;
  border-radius: 21px;
}

.product-device {
  right: 10%;
  bottom: -30%;
  background-color: var(--background-color-secondary);
  transform: rotate(30deg);
}

.product-device--alt {
  top: -25%;
  right: auto;
  bottom: 0;
  left: 5%;
  background-color: var(--background-color-primary);
}

.product-device::before {
  position: absolute;
  top: 10%;
  right: 10px;
  bottom: 10%;
  left: 10px;
  content: "";
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 5px;
}

/* Flex Utilities */
.flex-equal > *,
.flex-md-equal > * {
  flex: 1;
}

@media (min-width: 768px) {
  .flex-md-equal > * {
    flex: 1;
  }
}

.rounded-img {
  border-radius: 10px 10px 0 0;
}