style.css

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}
body {
  overflow-x: hidden;
}
.container {
  width: 100%;
  padding: 20px 20px;
}
.navbar {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 20px 50px;
}
.logo {
  width: 50%;
  display: flex;
  justify-content: start;
  cursor: crosshair;
}
.logo h2 {
  letter-spacing: 3px;
  font-weight: 800;
  font-size: 34px;
}
.logo h2:hover {
  text-decoration: underline;
}
.bmc {
  width: 50%;
  display: flex;
  justify-content: end;
}
.lists {
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  margin: 80px 0px 20px 40px;
}
.app {
  width: 250px;
  height: 250px;
  text-align: center;
}
.app img {
  width: 200px;
  height: 200px;
}
.app img:hover {
  opacity: 0.8;
}
.app h6 {
  font-size: 14px;
  letter-spacing: 2px;
  text-decoration: none;
  color: #131313;
}
.app h6:hover {
  letter-spacing: 3px;
}
.app a {
  text-decoration: none;
}
.bmc-img {
  height: 60px !important;
  width: 217px !important;
}
footer {
  margin-top: 90px;
  display: flex;
  justify-content: center;
  color: #131313;
  letter-spacing: 2px;
}
footer p {
  padding-top: 1rem;
  padding-left: 1rem;
}

@media screen and (max-width: 1100px) {
  .lists {
    grid-template-columns: 1fr 1fr 1fr;
  }
}
@media screen and (max-width: 840px) {
  .lists {
    margin: 80px 0px 20px 0px;
  }
}
@media screen and (max-width: 600px) {
  body {
    overflow-x: hidden;
  }
  .container {
    overflow-x: hidden;
    width: 90%;
    padding: 10px 10px;
  }
  .navbar {
    padding: 10px 15px;
  }
  .logo {
    justify-content: start;
  }
  .logo h2 {
    margin-top: 15px;
    font-size: 24px;
  }
  .bmc {
    justify-content: end;
  }
  .bmc-img {
    height: 50px !important;
    width: 180px !important;
  }

  .lists {
    grid-template-columns: 1fr 1fr;
    margin: 80px 0px 20px 20px;
  }
  .app {
    width: 200px;
    height: 200px;
  }
  .app img {
    width: 150px;
    height: 150px;
  }
}