*{
    margin: 0;
    padding: 0;
    font-family: sans-serif;
}
body{
    background: linear-gradient(rgba(0, 0, 0, 0.2)50%, (rgba(0, 0, 0, 0.2)50%));
    background-position: center;
    background-size: 100% 1155px;
    height: 100vh;
    background-image: url(ya.jpg);
}
.form{
    width: 250px;
    height: 340px;
    color: #fff;
    background: linear-gradient(to top,rgba(0, 0, 0, 0.8)50%,rgba(0, 0, 0, 0.8)50%);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 10px;
    padding: 40px 25px;
}
.form h1{
    width: 251px;
    text-align: center;
    padding-left: 0px;
    margin-bottom: 20px;
    font-size: 35px;
    color: #00f0ff;
}
.form input{
    width: 100%;
    height: 35px;
    padding-top: 10px;
    margin-bottom: 15px;
    background: transparent;
    border-bottom: 1px solid #fff;
    border-top: none;
    border-left: none;
    border-right: none;
    color: #fff;
    font-size: 15px;
    letter-spacing: 1px;
    outline: none;
}
.form input:focus{
    outline: none;
}
::placeholder{
    color: #fff;
    font-family: Arial;
}
.form .link{
    font-family: Arial;
    font-size: 17px;
    padding-top: 10px;
    text-align: center;
}
.form .link a{
    text-decoration: none;
    color: #167fff;
}
.form .link a:hover{
    color: orange;
}
.btn {
    font-size: 18px;
    padding: 10px 15px;
    background: transparent;
    border: none;
    margin-top: 30px;
    margin-left: 26px;
    cursor: pointer;
    text-decoration: none;
    color: #9ec8df;
    font-weight: bold;
}
.btn:hover{
    color: #00f0ff;
}