header{
    margin: 0 auto;
    height: 300px;
    width: 500px;
    color: white;
    background-color:rgb(194, 63, 194);
    font-weight: 200;
    text-align: center;
    font-size: larger;

}


body{
  background-color: #3028F9;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100%25' height='100%25' viewBox='0 0 800 400'%3E%3Cdefs%3E%3CradialGradient id='a' cx='396' cy='281' r='514' gradientUnits='userSpaceOnUse'%3E%3Cstop offset='0' stop-color='%23100A89'/%3E%3Cstop offset='1' stop-color='%233028F9'/%3E%3C/radialGradient%3E%3ClinearGradient id='b' gradientUnits='userSpaceOnUse' x1='400' y1='148' x2='400' y2='333'%3E%3Cstop offset='0' stop-color='%23E1E93D' stop-opacity='0'/%3E%3Cstop offset='1' stop-color='%23E1E93D' stop-opacity='0.5'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect fill='url(%23a)' width='800' height='400'/%3E%3Cg fill-opacity='0.4'%3E%3Ccircle fill='url(%23b)' cx='267.5' cy='61' r='300'/%3E%3Ccircle fill='url(%23b)' cx='532.5' cy='61' r='300'/%3E%3Ccircle fill='url(%23b)' cx='400' cy='30' r='300'/%3E%3C/g%3E%3C/svg%3E");
  background-attachment: fixed;
  background-size: cover;
}

section{

    
    margin: 0 auto;
    background-color: rgb(21, 21, 70); ;
    text-align: center;
    width: 450px;
    height: 350px;
    align-self: center;
}
footer{
    color: white;
    width: 70%;
    margin: 0 auto;
    height: 200px;
    position: unset;
    font-size: small;
    padding: 10px;
}

.calculate{
background-color:white;
font-size: larger;
height: 60px;
}

.name{
    color: aliceblue;
    font-size: 30px;
    
}

.height{
    color: aliceblue;
    font-size: 15px;
    
}

.weight{
    color: aliceblue;
    font-size: 15px;
    
}

.notes{
    color: aliceblue;
    font-size: 15px;
    
}

h2{
    color: yellow;
}


/* form CSS
/* Style inputs, select elements and textareas */
input[type=text], select, textarea{
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
    resize: vertical;
  }
  
  /* Style the label to display next to the inputs */
  label {
    padding: 12px 12px 12px 0;
    display: inline-block;
  }
  
  /* Style the submit button */
  input[type=submit] {
    background-color: #04AA6D;
    color: white;
    padding: 12px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    float: right;
  }
  
  /* Style the container */
  .container {
    border-radius: 5px;
    background-color: #f2f2f2;
    padding: 20px;
  }
  
  /* Floating column for labels: 25% width */
  .col-25 {
    float: left;
    width: 25%;
    margin-top: 6px;
  }
  
  /* Floating column for inputs: 75% width */
  .col-75 {
    float: left;
    width: 75%;
    margin-top: 6px;
  }
  
  /* Clear floats after the columns */
  .row:after {
    content: "";
    display: table;
    clear: both;
  }
  
  /* Responsive layout - when the screen is less than 600px wide, make the two columns stack on top of each other instead of next to each other */
  @media screen and (max-width: 600px) {
    .col-25, .col-75, input[type=submit] {
      width: 100%;
      margin-top: 0;
    }
  }

  /*End of form CSS


  /*header CSS*/

/* Style the header with a grey background and some padding */
.header {
    overflow: hidden;
    background-color: #f1f1f1;
    padding: 20px 10px;
  }
  
  /* Style the header links */
  .header a {
    float: left;
    color: black;
    text-align: center;
    padding: 12px;
    text-decoration: none;
    font-size: 18px;
    line-height: 25px;
    border-radius: 4px;
  }
  
  /* Style the logo link (notice that we set the same value of line-height and font-size to prevent the header to increase when the font gets bigger */
  .header a.logo {
    font-size: 25px;
    font-weight: bold;
  }
  
  /* Change the background color on mouse-over */
  .header a:hover {
    background-color: #ddd;
    color: black;
  }
  
  /* Style the active/current link*/
  .header a.active {
    background-color: dodgerblue;
    color: white;
  }
  
  /* Float the link section to the right */
  .header-right {
    float: right;
  }
  
  /* Add media queries for responsiveness - when the screen is 500px wide or less, stack the links on top of each other */
  @media screen and (max-width: 500px) {
    .header a {
      float: none;
      display: block;
      text-align: left;
    }
    .header-right {
      float: none;
    }
  }

/*temporally calculator css*/
.divcenter {
  margin:2px;
  width: 70%;
  border: 3px solid #0d082b;
  padding: 50px;
  box-shadow: 5px 10px orange;
  background-color: rgb(80, 135, 238);
}




.containers {
display: flex;
justify-content: center;
align-items: center;
height: 20vh;
width: 100%;
}

a {
font-size: 0.6rem;
padding: 0.5rem 0.5rem;
color: #f4f4f4;
text-transform: uppercase;
width: 70%;
}

.btns {

  text-align: center;
font-size: 0.8rem;
padding: 0.5rem  0.5rem ;
color: orange;
/*text-transform: uppercase;*/

/*text-decoration: none;*/
border: 2px solid rgb(80, 135, 238);
position: relative;
overflow: hidden;
}

.btns:hover {
box-shadow: 1px 1px 25px 10px rgba(146, 148, 248, 0.4);
}

.btns:before {
content: "";
position: absolute;
top: 0;
left: -100%;
width: 100%;
height: 100%;
background: linear-gradient(
  120deg,
  transparent,
  rgba(146, 148, 248, 0.4),
  transparent
);
transition: all 650ms;
}

.btns:hover:before {
left: 100%;
}