.center{
    position: absolute;
    top:50%;
    left: 50%;
    transform: translate(-50%,-50%);
    background: white;
    width: 400px;
    border-radius: 10px;
}
.center h1{
    text-align: center;
    padding: 0 0 20px 0;
    border-bottom: 1px solid black;
   
}
.center form{
    padding: 5px 40px;
    box-sizing: content-box;
}
form .txt{
    position: relative;
    border-bottom: 1px solid rgb(58, 52, 52);
    margin: 30px 0;

}

.txt input{
    border: none;
    width: 100%;
    padding: 0 5px;
    height: 40px;
    font-size: 16px;
    background: none;
    outline: none;
}

.pass{
    margin: -5px 0 20px 5px;
    cursor: pointer;
    width: 36%;
}

.pass:hover{
    color: #004d80;
    text-decoration: underline;
}
input[type="submit"]{
    width: 100% ;
    height: 50px;
    background-color: #004d80;
    border-radius: 25px;
    font-size: 18px;
    color: white;
    font-weight: 700;
    cursor: pointer;
    outline: none;
    border: 1px solid;
}

input[type="submit"]:hover{
    border-color: #004d80;
    transition: .5s;
}

.signup{
    margin: 30px 0;
    text-align: center;
    font-size: 16px;
    color: #666666;
}

.signup a{
    color: #004d80;
    text-decoration: none;
}

.signup a:hover{
    text-decoration: underline;
    
}
body{
    background-color:linear-gradient(to right, #667db6, #0082c8, #0082c8, #667db6);
}