@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@200;300;400;500;600;700&display=swap");

@media only screen and (max-width: 600px) {
  body {
    background-color: lightblue;
  }
}

#nav2 {
  list-style: none inside;
  margin: 0;
  padding: 0;
  text-align: center;
}

#nav2 li {
  display: block;
  position: relative;
  float: left;
  background: #24af15;
  /* menu background color */
}

#nav2 li a {
  display: block;
  padding: 0;
  text-decoration: none;
  width: 200px;
  /* this is the width of the menu items */
  line-height: 35px;
  /* this is the hieght of the menu items */
  color: #ffffff;
  /* list item font color */
}

#nav2 li li a {
  font-size: 80%;
}

/* smaller font size for sub menu items */

#nav2 li:hover {
  background: #003f20;
}

/* highlights current hovered list item and the parent list items when hovering over sub menues */

#nav2 ul {
  position: absolute;
  padding: 0;
  left: 0;
  display: none;
  /* hides sublists */
}

#nav2 li:hover ul ul {
  display: none;
}

/* hides sub-sublists */

#nav2 li:hover ul {
  display: block;
}

/* shows sublist on hover */

#nav2 li li:hover ul {
  display: block;
  /* shows sub-sublist on hover */
  margin-left: 200px;
  /* this should be the same width as the parent list item */
  margin-top: -35px;
  /* aligns top of sub menu with top of list item */

  body {
    padding: 1%;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  }
  * {
    box-sizing: border-box;
  }

  .container3 {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    width: 100%;
    color: black;
  }
}
.left3 {
  background-color: rgb(255, 255, 255);
  width: 150px; /* devpractical.com/3-columns-flexbox-layout-css/ */
}
.center3 {
  background-color: rgb(220, 220, 250);
  flex: 33.33%; /* Set the middle element to grow and stretch */
  text-align: center;
}
.right3 {
  background-color: rgb(255, 255, 255);
  width: 150px;
}

.container3:after {
  clear: both;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}
::selection {
  color: #000;
  background: #fff;
}
nav {
  position: fixed;
  background: #1b1b1b;
  width: 100%;
  padding: 10px 0;
  z-index: 12;
}
nav .menu {
  max-width: 1250px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
}
.menu .logo a {
  text-decoration: none;
  color: #fff;
  font-size: 35px;
  font-weight: 600;
}
.menu ul {
  display: inline-flex;
}
.menu ul li {
  list-style: none;
  margin-left: 7px;
}
.menu ul li:first-child {
  margin-left: 0px;
}
.menu ul li a {
  text-decoration: none;
  color: #fff;
  font-size: 18px;
  font-weight: 500;
  padding: 8px 15px;
  border-radius: 5px;
  transition: all 0.3s ease;
}
.menu ul li a:hover {
  background: #fff;
  color: black;
}
.img {
  background: url("Med-Bed001.jpg") no-repeat;
  width: 100%;
  height: 100vh;
  background-size: cover;
  background-position: center;
  position: relative;
}
.img::before {
  content: "";
  position: absolute;
  height: 100%;
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
}
.center {
  position: absolute;
  top: 52%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  padding: 0 20px;
  text-align: center;
}
.center .title {
  color: #fff;
  font-size: 55px;
  font-weight: 600;
}
.center .sub_title {
  color: #fff;
  font-size: 52px;
  font-weight: 600;
}
.center .btns {
  margin-top: 20px;
}
.center .btns button {
  height: 55px;
  width: 170px;
  border-radius: 5px;
  border: none;
  margin: 0 10px;
  border: 2px solid white;
  font-size: 20px;
  font-weight: 500;
  padding: 0 10px;
  cursor: pointer;
  outline: none;
  transition: all 0.3s ease;
}
.center .btns button:first-child {
  color: #fff;
  background: none;
}
.btns button:first-child:hover {
  background: white;
  color: black;
}
.center .btns button:last-child {
  background: white;
  color: black;
}