*{
    margin: 0px;
    padding: 0px;
}
body{
    background-image: url(https://anangpuria.com/wp-content/uploads/2018/05/bsaei-admin-2.jpg);
}
html {
    box-sizing: border-box;
    font-size: 62.5%;
    scroll-behavior: smooth;
  }
div{
    position: fixed;
    background-color: rgba(150, 141, 141, 0.527);
    height: 350px;
    border: 1px solid #000;
    border-radius: 10px;
    top: 20vh;
    left: 40vw;
    box-shadow: 0 4px 8px 0 rgba(196, 186, 186, 0.815), 0 6px 20px 0 rgba(255, 255, 255, 0.527);
}
header{
    background: pink;
    /* margin-bottom: 10px; */
    
    /* border-bottom: 2px solid #000; */
   
}
img{
    /* background: chartreuse; */
    display: block;
    margin: 10px auto;
    height: 50px;
}
p{  
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    font-size: 14px;
    font-style: italic;
    margin: 30px auto;
    /* border: 2px dashed #000; */
    text-align: center;
}

footer{
    /* border:  2px solid #000; */
    display: block;
    text-align: center;
    padding: 10px;
    /* width: 250px ; */
}
.button{
    
    background-color: #4CAF50;
    border: none;
    border-radius: 4px;
    width: 200px;
    height: 30px;
    color: white;
    padding: 10px auto;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    margin:10px 50px;
    cursor: pointer;
    align-items: center;
}

.button:hover{
    background-color: rgba(190, 223, 2, 0.815);
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.493), 0 6px 20px 0 rgba(0, 0, 0, 0.486);
}
.mr{
    display: block;
    padding: 8px;
    margin: 10px auto;
}


footer:hover{
    font-size: large;
    
    background-color: rgba(250, 250, 250, 0.377);
    
}

@media (max-width: 75em) {
    html {
      font-size: 60%;
    }
    div{
        left: 40vw;
    }
  }
  
  /* 980px / 16px = 61.25em */
  @media (max-width: 61.25em) {
    html {
      font-size: 58%;
    }
    div{
        left: 25vw;
    }
  }
  
  /* 460px / 16px = 28.75em */
  @media (max-width: 28.75em) {
    html {
      font-size: 55%;
    }
    div{
        left: 10vw;
    }
  }

  @media (max-width: 28.74em) and (min-width: 25.75em)  {
    html {
      font-size: 55%;
    }
    div{
        left: 3vw;
    }
  }