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

img {
  max-width: 100%;
}
/* Header Section */
header {
  background-color: #195774;
  color: #fff;
  text-align: center;
  padding: 25px;
}

/* section-1-banner */
.main-banner img {
  width: 100%;
}

/* Main wrapper section */
.main-wrapper {
  width: 100%;
  margin: 0 auto;
}

/* Mobile  section -2-puppy */
.section-2-puppy {
  
  margin: 0 auto;
  padding: 20px 5%;
}

.puppy-1,
.puppy-2 img {
  width: 100%;
}

.puppy-1,
.puppy-2 {
  margin-bottom: 20px;
}

.missing-puppy {
  display: none;
}

/* More Puppys Div part */

.more-heading {
  margin: 25px 25px;
  text-align: center;
}
/* section -3-puppy  */

.section-3-puppy {
  padding: 20px 5%;
}

.puppy-3,
.puppy-4 img {
  width: 100%;
}
.puppy-3,
.puppy-4 {
  margin-bottom: 20px;
}

footer {
  background-color: #195774;
  color: #fff;
  text-align: center;
  padding: 35px;
}

/*  Tablet Size ≥ 768px*/
@media (min-width: 768px) {
  .main-wrapper {
    width: 768px;
  }

  .section-2-puppy {
    display: flex;
    justify-content: space-between;
    gap: 20px;
  }

  .puppy-1,
  .puppy-2,
  .missing-puppy {
    width: 33%;
  }

  .missing-puppy {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #ef4b63;
    margin-bottom: 25px; 
  }
  .missing-puppy h2 {
    width: 100%;
    font-size:x-large;
    font-weight: bold;
    padding: 20px;
    text-align: center;
    
  }

  .section-3-puppy {
    display: flex;
    gap: 20px;
  }

  .puppy-3,
  .puppy-4 {
    width: 50%;
  }
}

/* Desktop Size ≥ 1024px */

@media (min-width: 1024px) {
  .main-wrapper {
    width: 1024px;
  }
  .missing-puppy h2 {
    width: 100%;
     font-size:x-large;
    font-weight: bold;
    padding: 70px;
    text-align: center;
   
  }
 
}
@media(min-width:1440px)
{
  .main-wrapper{
    width: 100%;

  }
  
  .section-2-puppy img{
    width: 100%;
  }
  .section-3-puppy img{
    width: 100%;
  }
  
}