*{
    font-family: math;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
  }

body{
    background: url("../../media/bb.jpg");
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}


form {
    max-width: 400px;
    margin: auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 10px;
    background: #f9f9f9;
}

#back button{
    padding: 1%;
    border-radius: 40vw;
    position: absolute;
    top: 4%;
    left: 2%;
    background: linear-gradient(#5dcdea, #0f495b);
    font-size: 2vw;
    border: 0px;
}

#back a{
    text-decoration: none;
    color: white;
}
#fst 
{
    display: flex;
    flex-direction: column;
    margin: 2%;
    justify-content: center;
    align-items: center;
}

#fst h1{
    font-size: 4vw;
}
#fst h2{
        font-size: 2vw;
    color: #5dcdea;
}

#Snd{
    margin: 0% 2%;
}
#Snd h3{
    font-size:1.35vw;
    display: flex;
    justify-content: center;
}
#Trd{
    display: flex;
    justify-content: center;
    width: 95%;
}

#Trd-std{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: grey;
    color: white;
    width: 50%;
    height: 30vw;
    margin: 2%;
    border-radius: 20px;
}

#Trd-std h1{
    font-size: 3vw;
}

#Trd-std h2{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60%;
    font-size: 6vw;
    padding-bottom: 2%;
    border-bottom: 2px solid white;
}

#Trd-std button{
    margin: 4%;
    padding: 2%;
    font-size: 2vw;
}

#qr{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}
#qr img{
    margin-top: 5%;
    width: 25vw;
}
#qr button{
    color: white;
    font-size: 2vw;
    padding: 1vw;
    width: 24vw;
    background: linear-gradient(#5dcdea, #0f495b);
}

@media only screen and (max-width: 1024px) {
    #back button {
        position: inherit;
        margin-top: 3%;
        padding: 2%;
        font-size: 6vw;
    }

    #fst h1 {
        font-size: 12vw;
        margin: 4%;
    }

    #fst h2 {
        font-size: 15px;
        color: #5dcdea;
    }
    #Snd h3 {
        display: flex;
        justify-content: center;
        margin: 4%;
        font-size: 4vw;
    }
    
    #Trd {
        flex-direction: column;
        display: flex;
        justify-content: center;
    }
    #Trd-std {
        width: 95%;
        height: 66vw;
    }

    #Trd-std h1 {
        font-size: 14vw;
    }
    #Trd-std h2 {
        font-size: 18vw;}

        #Trd-std button {
            margin: 4%;
            padding: 2%;
            font-size: 10vw;}

}