@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

*{

  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

:root
{
--blue: #062f76;
--white:#fff;
--grey:#f5f5f5;
--black1:#222;
--black2:#dacdcd;
--gradb:#2a2a72;
--gradb2:#009ffd;
--gradiand: linear-gradient(315deg, #2a2a72 0%, #009ffd 74%);
--gradiandbox1: linear-gradient(0deg, transparent,transparent, #2a2a72,#2a2a72,#2a2a72);
--gradiandbox2: linear-gradient(0deg, transparent,transparent, #efef11,#efef11,#efef11 );

}
body{

    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--gradb);
    background-image: var(--gradiand);
  }
  .box{
    background: var(--gradb2);
    position: relative;
    width: 380px;
    height: 420px;
    border-radius: 8px;
    overflow: hidden;
    
  }
  .box::before{
    content: "";
    position: absolute;
    width: 380px;
    height: 420px;
    top: -50%;
    left: -50%;
    background: var(--gradiandbox1);
    z-index: 1;
    transform-origin: bottom right;
    animation: animate 6s linear infinite;

  }
  .box::after{
    content: "";
    position: absolute;
    width: 380px;
    height: 420px;
    top: -50%;
    left: -50%;
    background: var(--gradiandbox1);
    z-index: 1;
    transform-origin: bottom right;
    animation: animate 6s linear infinite;
    animation-delay: -3s;
  }
  .borderline{
    position: absolute;
    top: 0;
    inset: 0;
  }
  .borderline::before{
    content: "";
    position: absolute;
    width: 380px;
    height: 420px;
    top: -50%;
    left: -50%;
    background: var(--gradiandbox2);
    z-index: 1;
    transform-origin: bottom right;
    animation: animate 6s linear infinite;
    animation-delay: -1.5s;
  }
  .borderline::after{
    content: "";
    position: absolute;
    width: 380px;
    height: 420px;
    top: -50%;
    left: -50%;
    background: var(--gradiandbox2);
    z-index: 1;
    transform-origin: bottom right;
    animation: animate 6s linear infinite;
    animation-delay: -4.5s;
  }

  @keyframes animate
  {
    0%{
        transform: rotate(0deg);
    }
    
    100%{
        transform: rotate(360deg);
    }
  }

  .box form{
    position: absolute;
    inset: 4px;
    background: var(--grey);
    padding: 50px 40px;
    border-radius: 8px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    
  }
  .box form .inputBox{
        position: relative;
        width: 300px;
        margin-top: 35px;

  }
  .box form .inputBox input{
    position: relative;
    width: 100%;
    padding: 20px 10px 10px;
    background: transparent;
    outline: none;
    border: none;
    box-shadow: none;
    font-size: 1em;
    letter-spacing: 0.05em;
    transition: 0.5s;
    z-index: 10;


  }
  .box form .inputBox span{
    position: absolute;
    left: 0;
    padding: 20px 0px 10px;
    pointer-events: none;
    color: var(--blue);
    font-size: 1em;
    letter-spacing: 0.05em;
    transition: 0.5s;
  }
  .box form .inputBox input:valid ~ span,
  .box form .inputBox input:focus ~ span{
    color: var(--gradb);
    font-size: 0.90em; 
    font-weight: bold;
    transform: translateY(-34px);
  }
  .box form .inputBox i{
position: absolute;
left: 0;
bottom: 0;
width: 100%;
height: 2px;
background: var(--gradb);
overflow: hidden;
transition: 0.5s;
pointer-events: none;

  }
  .box form .inputBox input:valid ~ i,
  .box form .inputBox input:focus ~ i{
    height: 44px;
    background: var(--white);
  }
  .box form input[type="submit"]{
    border: none;
    outline: none;
    padding: 10px 25px;
    background: var(--gradb);
    color: var(--white);
    cursor: pointer;
    font-size: 0.9em;
    border-radius: 4px;
    font-weight: 600;
    width: 100px;
    margin-top: 30px;
  }
  
  .box form input[type="submit"]:active{
    opacity: 0.8;
  }