:root{
  --background-dark: #2d3548;
  --text-light: rgba(255,255,255,0.6);
  --text-lighter: rgba(255,255,255,0.9);
  --spacing-s: 8px;
  --spacing-m: 16px;
  --spacing-l: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 64px;
  --width-container: 1200px;
}

*{
  border: 0;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.html{
  height: 100%;
  font-family: 'Montserrat', sans-serif;
  font-size: 14px;
}

.body{
  height: 100%;
}

.hero-section{
  align-items: flex-start;
  background-color: #F7F9F9;
  display: flex;
  height: 450px;
  justify-content: center;
  padding: var(--spacing-xxl) var(--spacing-l);
}

.card1-grid{
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  grid-column-gap: var(--spacing-l);
  grid-row-gap: var(--spacing-l);
  max-width: var(--width-container);
  width: 100%;
}

@media(min-width: 540px){
  .card1-grid{
    grid-template-columns: repeat(2, 1fr); 
  }
}

@media(min-width: 960px){
  .card1-grid{
    grid-template-columns: repeat(3, 1fr); 
  }
}
@media(max-width: 539px){
  .card1-grid{
    grid-template-columns: repeat(1, 1fr); 
    }
.hero-section {

  height: auto;
  justify-content: center;
  padding: var(--spacing-xxl) var(--spacing-l);

  }
}

.card1{
  list-style: none;
  position: relative;
}

.card1:before{
  content: '';
  display: block;
  padding-bottom: 150%;
  width: 100%;
}

.card1__background{
  background-size: cover;
  background-position: center;
  border-radius: var(--spacing-l);
  bottom: 0;
  
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  transform-origin: center;
  trsnsform: scale(1) translateZ(0);
  transition: 
    filter 200ms linear,
    transform 200ms linear;
}

.card1:hover .card1__background{
  transform: scale(1.05) translateZ(0);
}

.card1-grid:hover > .card1:not(:hover) .card1__background{
  filter: brightness(0.5) saturate(0) contrast(1.2) blur(20px);
}

.card1__content{
  left: 0;
  padding: var(--spacing-l);
  position: absolute;
  top: 0;
}

.card1__category{
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-s);
  text-transform: uppercase;
}

.card1__heading{
  color: var(--text-lighter);
  font-size: 1.9rem;
  text-shadow: 2px 2px 20px rgba(0,0,0,0.2);
  line-height: 1.4;
  word-spacing: 100vw;
}

.img {
  height:400px; 
  width:400px;
  border-radius: 16px;
}

@media (max-width: 991px) {
  .img {
    width:100%;
    height:80%;

  }
  .card1 {
    height:300px;
  }
}