.c {
  padding-left: 5%;
  padding-right: 5%;
}
.home-nav-item {
  background-color: #d6d6d6;
  margin: 5px;
}
.home-nav-item-text {
  margin: auto;
  text-align: center;
  font-size: 18px;
  line-height: 50px;
}

.home-nav-item-focus {
  background-color: #3b5818;
  margin: 5px;
}
.home-nav-item-text-focus {
  color: white;
  margin: auto;
  text-align: center;
  font-size: 18px;
  line-height: 50px;
}

.home-nav-container {
  display: grid;
  margin: -5px -5px 25px;
  cursor: pointer;
}

@media (min-width:768px) {
  .nav-container {
    position: fixed;
    display: flex;
    flex-direction: row;
    align-items: center;
    background-color: rgba(3, 0, 0, 0.5);
    height: 100px;
  }
  .navigation {
    margin: 0px;
    position: absolute;
    right: 40px;
  }
  .logo {
    margin: 0px 0px 0px 48px;
    height: auto;
  }
  .phone {
    z-index: 10000;
    position: fixed;
    top: 120px;
    right: 20px;
    border-radius: 10px;
    padding: 10px 20px;
    background-color: rgba(3, 0, 0, 0.5);
  }
  .centerTit {
    padding: 0;
  }
  .centerTit h2 {
    padding: 30px 0;
  }
  .home-nav-container {
    grid: repeat(2, 1fr) / repeat(4, 1fr);
  }
  .case-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
  .service-a {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
  }
  .banner-w {
    min-width: 100%;
    max-width: 100%;
    width: auto
  }
  .title-p {
    font-size: 28px;
  }
  .title-c {
    margin: 40px;
  }
}

@media (max-width:768px) {
  .title-c {
    margin: 20px;
  }
  .title-p {
    font-size: 16px;
  }
  .banner-w {
    width: 100%;
    height: 100%;
  }
  .home-nav-container {
    grid: repeat(4, 1fr) / repeat(2, 1fr);
  }
}