*{
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: "comic sans MS",cursive ;
}
.sidebar_menu ul{
    text-decoration: none;
    padding: 0;
    margin: 0;

}
.container-fluid img{
  height: 50px;
  background: #e3f2fd;
    mix-blend-mode: multiply; 
}
.nav-item i {
 left: 0; 
}
/*isi*/
a{
  text-decoration: none;
}
.container {
  display: flex;
  flex-direction: row;
  text-decoration: none;
  width: 200vh;
  height: 90vh;
  justify-content: end;
  
  gap: 20px;
  
}
.box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 300px;
  height: 300px;
  background-color:gray ;
  box-sizing: border-box;
  padding: 10px 1px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-radius: 5%;
  text-decoration: none;
  color: #e3f2fd;
}
.box:hover{
transform: translateY(-10px);
  box-shadow: 0 10px 15px rgba(0,0,0,0.3);
  cursor: pointer;
}
/*sidebar*/
.main_box{
    position: relative;
    background: url('univ.jpg') right no-repeat;
    background-size: cover;
    width: 100%;
    height: 100vh;
}
.main_box .sidebar_menu{
    position: fixed;
    height: 80vh;
    width: 300px;
    background:  rgba(255,255,255,0.1);
    box-shadow: 0 0 6px rgba(255,255,255,0.5);
    left: -300px;
}
.sidebar_menu .logo {
    position: absolute;
    width:  100%;
    height: 60px;
    box-shadow: 0 0 6px rgba(255,255,255,0.5);
}

.sidebar_menu .logo a{
    position: absolute;
    color: #fff;
    font-size: 25px;
    font-size: 30px;
    font-weight: 500;
    line-height: 60px;
    text-decoration: none;
    padding: 0px 20px;
}
.sidebar_menu .menu{
    position: absolute;
    top: 80px;
    width: 100%;
    
}
.sidebar_menu .menu li{
    margin-top: 6px;
    padding: 15px 20px;
}
.sidebar_menu .menu i{
    color: #fff;
    font-size: 20px;
    padding-right:  8px;

}
.sidebar_menu .menu a{
    color: #fff;
    font-size: 20px;
    text-decoration: none;
}
.sidebar_menu .menu li:hover{
    border-left: 1px solid #fff;
    box-shadow: 0 0 10px rgba(255,255,255,0.5);
}
.sidebar_menu .social_media{
    position: fixed;
    padding: 15px 20px;
    bottom:0vh ;

}
.social_media i{
    padding: 0 5px;
    color: #fff;
    opacity: 0.6s;
    font-size: 20px;
    transition: all 0.2s linear;

}
.social_media i:hover{
    opacity: 1;
   
}
#check{
    display: none;

}
.main_box .btn_one i{
    position: absolute;
    color: #fff;
    font-size: 30px;
    font-weight: 700;
    left: 16px;
    line-height: 60px;
    cursor: pointer;
    opacity: 1;
    transition: all 0.3s linear;
}
.sidebar_menu .btn_two i{
    position: absolute;
    color: #fff;
    font-size: 30px;
    font-weight: 700;
    left: 260px;
    line-height: 60px;
    cursor: pointer;
    opacity: 1;
    top: 2px;
    transition: all 0.3s linear;  
}
.sidebar_menu .btn_three i{
    position: absolute;
    color: #fff;
    font-size: 30px;
    font-weight: 700;
    left: 260px;
    line-height: 110px;
    cursor: pointer;
    opacity: 1;
    top: 2px;
    transition: all 0.3s linear;  
    margin-top: 60px;
}
.btn_one i:hover{
    font-size: 29px;
}
.btn_one i:hover{
    font-size: 24px;
}
#check:checked ~ .sidebar_menu{
    left: 0px;
}
#check:checked ~ .btn_one i{
    opacity: 0;
}
#check:checked ~ .sidebar_menu .btn_two i{
    opacity: 1;
    
}

@media (max-width: 1024px) {
  .sidebar_menu {
    width: 250px;
  }
  .sidebar_menu .btn_two i {
    left: 210px;
  }
  .sidebar_menu .logo a {
    font-size: 22px;
  }
  .box {
    width: 200px;
    height: 200px;
  }
  .box i{
    font-size:84px
  }
}

/* Tablet Portrait */
@media (max-width: 768px) {
  .sidebar_menu {
    width: 220px;
  }
  .sidebar_menu .btn_two i {
    left: 180px;
  }
  .main_box .btn_one i {
    font-size: 26px;
    left: 15px;
  }
  .box {
    width: 150px;
    height: 150px;
  }
   .box i{
    font-size:54px
  }
}

/* Smartphone */
@media (max-width: 600px) {
  .sidebar_menu {
    width: 200px;
  }
  .sidebar_menu .btn_two i {
    left: 160px;
  }
  .main_box .btn_one i {
    font-size: 24px;
    left: 10px;
  }
  .sidebar_menu .logo a {
    font-size: 20px;
  }
  .container {
    flex-direction: column;
    align-items: center;
  }
  .container .box {
    width: 50%;
    height: 150px;
  }
}

/* Extra small (HP mini) */
@media (max-width: 400px) {
  .box {
    width: 55%;
    height: 100px;
  }
  .sidebar_menu {
    width: 10px;
  }
  .sidebar_menu .btn_two i {
    left: 140px;
  }
     .box i{
    font-size:84px
  }
}
@media only screen and (max-width: 600px) {
  .item1 {grid-area: 1 / span 6;}
  .item2 {grid-area: 2 / span 6;}
  .item3 {grid-area: 3 / span 6;}
  .item4 {grid-area: 4 / span 6;}
  .item5 {grid-area: 5 / span 6;}
}

@media only screen and (min-width: 600px) {
  .item1 {grid-area: 1 / span 6;}
  .item2 {grid-area: 2 / span 1;}
  .item3 {grid-area: 2 / span 4;}
  .item4 {grid-area: 3 / span 6;}
  .item5 {grid-area: 4 / span 6;}
}

@media only screen and (min-width: 768px) {
  .item1 {grid-area: 1 / span 6;}
  .item2 {grid-area: 2 / span 1;}
  .item3 {grid-area: 2 / span 4;}
  .item4 {grid-area: 2 / span 1;}
  .item5 {grid-area: 3 / span 6;}
}