*{
    padding:0;
    margin:0;
    font-family: Arial, Helvetica, sans-serif;
    box-sizing: border-box;
}
.sidebar {
    height: 150vh;
    width: 10%;
    position: fixed;
    left: 0;
    top: 0;
    background-color:rgb(1, 96, 112);
    padding-top: 20px;
}
.sidebar a {
    display: block;
    color: white;
    padding: 15px;
    text-decoration: none;
}
.sidebar p{
padding: 25px;
color: rgb(249, 221, 15);
font-size:20px;

}
.sidebar a:hover {
    background-color: #7e7878;
}
.sidebar a i{
    color: aqua;
    size: 45px;
}


.header {
    overflow: hidden;
    background-color:rgb(1, 96, 112);
    padding: 5px 5px;
    margin-left: 0px;
    position:flex;
    width: 90%;
  }
  
  .header a {
    float: left;
    color: rgb(255, 254, 254);
    text-align: center;
    padding: 18px;
    text-decoration: none;
    font-size: 18px; 
    line-height: 25px;
    border-radius: 4px;
  }
  
  .header img {
    margin-left: 50px;
    font-size: 20px;
    font-weight: bold;
  }
  
  .header a:hover {
    background-color: #f8f5f5;
    color: green;
  }
  
  .header .header-right a.active {
    color: rgb(249, 221, 15);
    color: white;
  }
  
  .header-right {
    float: right;
  }
  
  @media screen and (max-width: 500px) {
    .header a {
      float: none;
      display: block;
      text-align: left;
    }
    
    .header-right {
      float: none;
    }
  }
  .b1{
    background-color: rgb(7, 155, 155);
    width=200px;
    height=100px;
    display: block;
    margin-left: 30px;
    border: 2px;
    border-color: #08447c;
  }
  body{
  background: linear-gradient(135deg,rgb(244, 246, 207),rgb(114, 178, 247));
   }
   .bcontainer{
    background-color: rgb(255, 255, 255);
    border: 5px solid #3a503d;
    margin-top: 5px;
    min-height: 300px;
    margin-left: 450px;
    box-shadow: 5px 5px 10px gray;
  
    justify-content: center; /* Centers horizontally */
      align-items: center;
    text-align: center;
    padding: 0px;
    width: 528px;
  }
  .b1 img{
    margin-top: 20px;
  }