@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@100;200;300&display=swap');

/* Global Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

/* Container Styling */
.container1 {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  margin: 40px 20px 0 20px;
}

/* Heading Styling */
.container1 .heading {
  width: 50%;
  padding-bottom: 50px;
}

.container1 .heading h3 {
  font-size: 3.4em;
  font-weight: bolder;
  padding-bottom: 10px;
  border-bottom: 3px solid #222;
}

.container1 .heading h3 span {
  font-weight: 100;
}

/* Box Layout for Image Columns */
.container1 .box {
  display: flex;
  flex-wrap: wrap; /* Allows items to wrap to the next line */
  justify-content: space-between;
  width: 100%;
  margin: -10px; /* Adjust for added margins on children */
}

/* Dream Section Styling for Individual Columns */
.container1 .box .dream {
  flex: 1 1 calc(33.33% - 20px); /* 3 columns layout with equal margins */
  margin: 10px; /* Equal margin on all sides */
}

/* Image Styling */
.container1 .box .dream img {
  width: 100%;
  border-radius: 5px;
  margin-bottom: 10px; /* Margin below each image */
  transition: transform 0.8s, filter 0.8s; /* Smooth transition for the effect */
}

/* Hover effect for images */
.container1 .box .dream img:hover {
  filter: grayscale(1);             /* Convert image to grayscale */
  transform: scale(1.01);           /* Slightly enlarge the image */
}

/* Button Styling */
.container1 .btn {
  margin: 40px 0 70px 0;
  background: #222;
  padding: 15px 40px;
  border-radius: 5px;
  color: #fff;
  font-size: 1.2em;
  text-decoration: none;
  font-weight: bolder;
  letter-spacing: 3px;
}

/* Responsive Design */

/* Tablets (2 columns) */
@media only screen and (max-width: 1024px) {
  .container1 .box .dream {
    flex: 1 1 calc(50% - 20px); /* Adjust to 2 columns with equal margins */
  }

  .container1 .heading {
    width: 100%; /* Full-width heading on smaller screens */
  }
  
  .container1 .heading h3 {
    font-size: 2.2em; /* Adjust heading size for tablets */
  }
}

/* Mobile (1 column) */
@media only screen and (max-width: 640px) {
  .container1 .box {
    flex-direction: column; /* Stack columns vertically */
    margin: 0; /* Reset container margin for single column */
  }

  .container1 .box .dream {
    flex: 1 1 100%; /* Full width for single column */
    margin: 10px 0; /* Vertical margin only */
  }

  .container1 .heading {
    width: 100%; /* Full-width heading */
  }
  
  .container1 .heading h3 {
    font-size: 1.7em; /* Adjust heading size for mobile */
  }
}