style.css

.container{
    height: 400px;
    width: 400px;
    border-radius: 12%;
    border: none;
    box-sizing: border-box;
    margin: 150px 500px;
    align-items: center;
    padding: 30px 50px;
    background-image: linear-gradient(to right, red , purple);
    color: white;
}
h1{
    text-align: center;
    font-size: 35px;
    font-family: Arial, Helvetica, sans-serif;
}
label{
    display: block;
    padding: 5px 0;
}
input{
    border-radius: 30px;
    border: none;
    width: 300px;
    height: 30px;
    outline: none;
    padding-left:10px;
}
.login{
    text-align: center;
    border: none;
    border-radius: 30px;
    width: 300px;
    height: 40px;
    margin: 10px 0 15px;
    outline: none;
    background-color: rgb(237, 40, 73);
    color: white;
    font-size: 25px;
    font-family: Arial, Helvetica, sans-serif;
    letter-spacing: 2px;
    font-weight: bold;
}
.login:hover{
    box-shadow: 1px 1px 8px 1px #3f0b0b;
    cursor: pointer;
}