* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  scroll-behavior: smooth;
}
body {
  background-image: url("../images/rat.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  overflow-x: hidden;
}
.nav {
  display: none;
}
.sidenav {
  font-family: 'Poppins', sans-serif;
  height: 100%; 
  width: 0; 
  position: fixed;
  z-index: 2; 
  top: 0; 
  left: 0;
  background-color: #baa864; 
  overflow-x: hidden;
  padding-top: 60px; 
  transition: 0.5s;
}


.sidenav a {
  padding: 8px 8px 8px 32px;
  text-decoration: none;
  font-size: 25px;
  color: white;
  display: block;
  transition: 0.3s;
}


.sidenav a:hover {
  transition: 0.5s;
  color: #FCE9d2;
}

.sidenav .closebtn {
  position: absolute;
  top: 0;
  right: 25px;
  font-size: 36px;
  margin-left: 50px;
}
.page {
  transition: margin-left .5s;
}
.page .sidebar {
  height: 100vh;
  width: 50px;
  float: left;
  background-color: #baa864;
  top: 0;
  left: 0;
  position: fixed;
  opacity: 0.8;
  z-index: 1;
}

.page .sidebar .toggle{
  position: relative;
  width: 30px;
  height: 30px;
  cursor: pointer;
  margin-left: 9px;


}
.page .sidebar .toggle::before{
  content: "";
  position: absolute;
  top:7px;
  width: 100%;
  height: 2px;
  background: white;
}

.page .sidebar .toggle::after{
  content: "";
  position: absolute;
  bottom:7px;
  width: 100%;
  height: 2px;
  background: white;
}

.page .columns {
  display: flex;
  width: 95%;
  content: "";
  margin-left: 55px;
  margin-bottom: 1px;
  margin-top: 1px;
  background-color: rgba(255, 255, 255, 0.8);
  height: 50vh;
}


.page .columns .row {
  width: 50%;
  height: 98%;
  float: left;
  font-family: 'Poppins', sans-serif;
  margin: 5px;
  padding: 5px;
}



@media screen and (max-width: 1256px){
  .nav {
    display: inherit;
    background-color: #baa864;
    top: 0;
    width: 100%;
    text-align: center;
    position: fixed;
    opacity: 0.8;
    z-index: 5;
  }
  .nav li {
    display: inline-block;
    padding: 5px;
    
  }
  .nav li a {
    text-align: center;
    text-decoration: underline;
    color: white;
    font-family: 'Poppins', sans-serif;
    font-size: 1em;
  }
  .sidebar {
    display: none;
  }
  .page .columns {
    margin-left: 0px;
    width: 100%;
    margin-bottom: 0px;
    margin-top: 0px;
    height: 100vh;
  }
  .page .content {
    margin-top: 27px;
  }
  .page .columns .row {
    width: 50%;
    height: 100vh;
  }
}