main.css

body {
    height: 100vh;
    margin: 0;
    padding: 0;
    /* background-image: linear-gradient(to right, #a0b3c4 10%, #d3dedc 90%); */
    background-image: linear-gradient(60deg, #0f1729);
  }
  .navbar-list {
    display: flex;
    align-items: center;
    justify-content: center;
    list-style: none;
    font-size: 20px;
  }
  .tooltip {
  visibility: hidden;
  background-color: #555;
  color: #fff;
  text-align: center;
  border-radius: 6px;
  padding: 5px;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -60px;
  opacity: 0;
  transition: opacity 0.3s;
}

.tooltip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
}

.show-tooltip .tooltip {
  visibility: visible;
  opacity: 1;
}
  .m_flex {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  nav {
    padding: 0 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .nav_active {
    color: #34bc92;
    /* font-size: larger; */
    font-weight: 700;
  }
  
  nav ul {
    width: 50%;
    display: flex;
    justify-content: space-around;
    font-size: 20px;
    list-style: none;
  }
  nav ul a {
    color: black;
    text-decoration: none;
    text-transform: capitalize;
  }
  .nav_active:hover {
    color: #34bc92;
    /* font-size: larger; */
  }
  .home_sec {
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 2rem;
    /* border: 1px solid blue; */
    height: 80vh;
  }
  
  .main_text h1 {
    width: 75%;
    font-size: 100px;
    /* border: 1px solid beige; */
  }
  
  .btn,
  .btn:hover {
    border: none;
    gap: 10px;
    width: 12rem;
    height: 2.5rem;
    border-radius: 20px;
    font-size: medium;
    text-transform: capitalize;
    background-color: #31c498;
    box-shadow: 0px 1px 5px #000;
    text-decoration: none;
    color: #000;
    font-size: 18px;
    font-family: "PT Serif", serif;
  }
  .btn_arr {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background-color: #fff;
  }