style1.css

*{
    margin: 0px;
    box-sizing: border-box;
}
.body{
    background-image: url(bg.jpg);
}
.fieldsetalign{
    border-radius: 25px; 
    margin-left: 20%;
    margin-right: 20%;
    border: 3.5px solid #4CAF50;
}
legend{
    font-size: 35px;
    color:#fff;
    padding: 5px;
}
.tableset{
    width: 90%;
}

label{
    font-size: 20px;
    color: #fff;
}
.required{
    color: red;
    font-size: 15px;
}
input[type="text"],input[type="password"],input[type="email"]{
    padding:5px;
    margin-bottom:7px;
    margin-top:7px;
    margin-left: 15px;
    width: 300px;
    border-radius: 10px;
    border: 2px solid #4CAF50;
}
input[type="text"]:hover,input[type="password"]:hover,input[type="email"]:hover{
    border-radius: 10px;
    border: 2px solid #4CAF50;
    background-color: lightgray;
    
}
.center-button{
    margin-left: 70px;
}
button{
    padding: 5px;
    border: 3px solid blue;
    border-radius: 4px;
    background-color: blue;
    color: #fff;
    cursor: pointer;
}