body {
    animation: pageEnter 1s ease;
    /* background: 
    linear-gradient(135deg, #111827,#1e3a8a, #166534); */
    background-image: url(images.png);
    background-position: center;
    background-attachment: fixed;
    color: white;
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
    padding-top: 120px;
}

.title{
    font-family: b titr ;
    text-align: center;
    color:black;
}

input{
    text-align: center;
    border-radius: 50px;
    width: 20%;
    margin-top: 200px;
    height: 35px;
}

.btn2{
    border: 1px solid black;
    background-color: rgb(24, 252, 54);
    border-radius: 15px;
    width: 100px;
    text-align: center;
    cursor: pointer;
    font-size: 30px;
    font-family: b nazanin;
}

.btn2:hover{
    transform: translateY(-5px);
}

.form-fioting.mb3{
    text-align: center;
}