* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    height: 100%;
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(to bottom right, #97247A, rgb(15, 15, 161));
    overflow-x: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.box {
    width: 500px;
    padding: 40px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background-color: rgba(255, 255, 255, 0.219);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.568);
    box-shadow: 0px 0px 30px rgba(4, 4, 95, 0.836);
    color: white;
}

h2 {
    font-size: 25px;
    margin-bottom: 15px;
    text-transform: uppercase;
    word-spacing: 6px;
}

h1 {
    font-size: 55px;
    margin-bottom: 15px;
}

input {
    font-size: 65px;
    width: 40%;
    text-align: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.808);
    margin: 10px 0 20px 0;
    border-radius: 20px;
    box-shadow: 0px 0px 25px rgba(3, 3, 83, 0.452);
    color: white;
}

input:focus {
    outline: none;
}

h3 {
    font-size: 25px;
    margin: 10px 0 15px 0;
}

h4 {
    font-size: 50px;
    font-weight: 400;
    margin-bottom: 20px;
}

.btns button {
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.836);
    color: white;
    font-size: 20px;
    padding: 10px;
    width: 150px;
    border-radius: 20px;
    margin: 0px 10px;
    cursor: pointer;
    transition: background-color .5s ease-in-out;
}

button:active {
    scale: .9;
}

button:hover {
    background-color: white;
    color: black;
}

.checkBtn button {
    width: 300px;
    margin: 10px auto;
    display: block;
}

@media screen and (max-width: 510px) {
    .box {
        width: 90%;
    }
}

@media screen and (max-width: 450px) {
    h2 {
        font-size: 18px;
    }

    h1 {
        font-size: 35px;
    }

    input {
        font-size: 30px;
        height: 60px;
        width: 30%;
    }

    h3 {
        font-size: 18px;
    }

    h4 {
        font-size: 25px;
    }
}

@media screen and (max-width: 410px) {
    .btns button {
        background-color: transparent;
        border: 1px solid rgba(255, 255, 255, 0.836);
        color: white;
        font-size: 13px;
        padding: 10px;
        width: 130px;
        border-radius: 20px;
        margin: 0px 3px;
        cursor: pointer;
        transition: background-color .5s ease-in-out;
    }
    .checkBtn{
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .checkBtn button{
        width: 100%;
        margin-top: 10px;
    }
    
}