.cont {
  display: flex;
  height: auto;
  width: 100%;
  justify-content: center;
  align-items: center;
  flex-direction: column; 
}

.img-cont {
  margin-top: 5rem;
  display: flex;
}

.img1 {
  margin-right: 15rem;
  margin-bottom: 10rem;
}

img {
  width: 300px;
  display: flex;
}

.opa {
  display: flex;
  opacity: 0;
  width: 10px;
}

.header {
  display: flex;
  margin-left: auto;
  margin-right: auto;
  width: 400px;
  height: 80px;
  background: #fff;
  color: #000;
  text-align: center;
}

.header .logo {
  font-family: Bitter, serif;
  font-size: 30px;
  padding: 12px 0;
  font-weight: 700;
}

.footer .subhankar {
  display: flex;
  color: #000;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  font-size: 25px;
  -webkit-transform: translateY(-5px);
  transform: translateY(-5px);
  padding-top: 150px;
}

.footer .subhankar a {
  text-decoration: none;
  background: linear-gradient(to right, #833AB4, #FD1D1D, #F77737, #FCAF45);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.center {
  text-align: center;
  width: 100%;
  cursor: pointer;
  color: black;
}

/* For screens smaller than 768px */
@media only screen and (max-width: 767px) {
  .cont {
    padding: 1rem;
  }
  .img-cont {
    margin-top: 2rem;
    flex-direction: column;
  }
  .img1 {
    margin-right: 0;
    margin-bottom: 5rem;
  }
  img {
    width: 100%;
  }
  .header {
    width: 100%;
  }
}

/* For screens larger than 768px but smaller than 1200px */
@media only screen and (min-width: 768px) and (max-width: 1199px) {
  .cont {
    padding: 2rem;
  }
  .img-cont {
    margin-top: 5rem;
    flex-direction: row;
    justify-content: center;
  }
  .img1 {
    margin-right: 15rem;
    margin-bottom: 10rem;
  }
  img {
    width: 300px;
  }
  .header {
    width: 400px;
  }
}

/* For screens larger than 1200px */
@media only screen and (min-width: 1200px) {
  .cont {
    max-width: 1200px;
    margin: 0 auto;
  }
}