flames.css

@import url('https://fonts.googleapis.com/css2?family=PT+Serif&family=Yanone+Kaffeesatz:wght@600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@500&display=swap');
body {
    background-image: url("https://img.freepik.com/free-vector/abstract-geometric-shape-connection-with-3d-cubes-background_42705-105.jpg?size=626&ext=jpg");
    background-repeat: no-repeat;
    background-size: cover;
}

marquee {
    background-color: white;
    color: black;
    /* font-size: 2.5rem; */
    margin-top: 2rem;
    font-family:'Quicksand','Helvetica', sans-serif;
}

.parent {
    width: 60%;
    margin-top: 2rem;
    background-color: lightblue;
    margin-left: 10%;
    margin-right: 20%;
    display: block;
    padding: 10%;
    border-radius: 1.5%;
    box-shadow: 1px 0px 10px black;
}

.child {
    background-color: darkblue;
    margin: 5%;
    padding: 10%;
    border-radius: 1.5%;
    box-shadow: 1px 0px 10px black;
    margin-left: 15%;
}

.child>input {
    width: 90%;
    height: 50%;
}

input {
    width: 50%;
    font-size: 130%;
    display: block;
    margin: auto;
    text-align: center;
    font-family:'Quicksand','Helvetica', sans-serif;
}

#btn {
    display: block;
    margin: auto;
    background-color: darkorange;
    color: black;
    padding: 2%;
    border-radius: 20%;
    box-shadow: 0px 0px 10px black;
}

#btn:hover {
    background-color: black;
    color: orange;
}

input:hover,
input:focus

/*focus is keyword fopr selected element*/
    {
    background-color:lightcyan;
}

.images {
    margin-bottom: 5%;
    margin-left: 5%;
    display: flex;
    flex-direction: row;
    background-color: white;
    justify-content: space-evenly;
}

img {
    width: 15%;
    height: 20%;
    /* max-width: 2000px; */
}

.author {
    color: lavender;
    font-size: 150%;
    text-align: center;
    background-color: black;
    margin-top: 5%;
    padding-bottom: 2%;
    margin-left: 20%;
    margin-right: 20%;
    border-radius: 5%;
    box-shadow: 0px 0px 10px black;
    position: relative;
}

.parent>.author>img {
    width: 50%;
    height: 50%;
    display: block;
    margin: auto;
    padding-top: 5%;
    padding-bottom: 5%;
    border-radius: 50%;
    /* box-shadow: 0px 0px 10px white; */
}

a {
    padding: 2%;
}

#link {
    text-decoration: none;
    color: red;
}

#link:hover {
    background-color: white;
    color: black;
}

.fortext {
    font-family: 'PT Serif', serif;
    font-family: 'Yanone Kaffeesatz', sans-serif;
    text-align: center;
    font-size: 2rem;
}

#friend {
    height: 150%;
    width: 150%;
    margin-left: -25%;
    display: none;
}

#love {
    height: 150%;
    width: 150%;
    margin-left: -25%;
    display: none;
}

#affec {
    height: 150%;
    width: 150%;
    margin-left: -25%;
    display: none;
}

#marr {
    height: 150%;
    width: 150%;
    margin-left: -25%;
    display: none;
}

#enem {
    height: 150%;
    width: 150%;
    margin-left: -25%;
    display: none;
}

#sib {
    height: 150%;
    width: 150%;
    margin-left: -25%;
    display: none;
}

#description1 {
    display: none;
    color:orange;
    background-color:black;
    font-size: 120%;
    font-family:'Quicksand','Helvetica', sans-serif;
    padding-top: 2%;
    padding-bottom: 2%;
    padding-left: 2%;
    margin-left: 4%;
    border-radius: 2%;
}
#description2 {
    display: none;
    color:orange;
    background-color:black;
    font-size: 120%;
    font-family:'Quicksand','Helvetica', sans-serif;
    padding-top: 2%;
    padding-bottom: 2%;
    padding-left: 2%;
    margin-left: 4%;
    border-radius: 2%;
}
#description1:hover,#description2:hover
{
    opacity: 0.9;
}

#upper {
    margin-left: 0%;
    margin-bottom: 2%;
    font-family: 'Yanone Kaffeesatz', sans-serif;
    border: none;
    outline: none;
    background: none;
    text-align: center;
    font-size: 150%;
}
#disclaimer
{
    margin-left: 0%;
    margin-bottom: 2%;
    font-family: 'Yanone Kaffeesatz', sans-serif;
    border: none;
    outline: none;
    background: none;
    text-align: center;
    font-size: 150%;

}
#upper:hover,#disclaimer:hover {
    opacity: 0.4;
}

@media (max-width:320px) {
    marquee {
        font-size: 1rem;
    }
    #btn
    {
        font-size: 10px;
    }
    .child
    {
        width: 100px;
        margin-left: 6%;
    }
    .child>input,input::-webkit-input-placeholder
    {
        font-size:10px;
    }
    #upper
    {
        font-size: 1rem;
    }
    #disclaimer
    {
        font-size: 1rem;
    }
    #description1
    {
        font-size: 0.5rem;
        margin-left: 10%;
    }
    #description2
    {
        font-size: 0.5rem;
        margin-left: 10%;
    }
    .author
    {
        font-size: 10px;
    }
    a
    {
        font-size:8px;
    }
}

@media (min-width:320px) and (max-width:480px) {
    marquee {
        font-size: 1rem;
    }
    #btn
    {
        font-size: 15px;
    }
    .child
    {
        width: 120px;
        margin-left: 15%;
    }
    .child>input,input::-webkit-input-placeholder
    {
        font-size:18px;
    }
    #upper
    {
        font-size: 1.1rem;
    }
    #description1
    {
        font-size: 0.8rem;
    }
    #disclaimer
    {
        font-size: 1.1rem;
    }
    #description2
    {
        font-size: 0.8rem;
    }
    .author
    {

        font-size: 10px;
    }
    a
    {
        font-size:10px;
    }

}

@media (min-width:481px) and (max-width:768px) {
    marquee {
        font-size: 2rem;
    }
    #btn
    {
        font-size: 35px;
    }
    .child
    {
        width: 150px;
        margin-left: 22%;
    }
    .child>input,input::-webkit-input-placeholder
    {
        font-size:25px;
    }
    #upper
    {
        font-size: 2rem;
    }
    #description1
    {
        font-size: 1.5rem;
    }
    #disclaimer
    {
        font-size: 2rem;
    }
    #description2
    {
        font-size: 1.5rem;
    }
    .author
    {
        width: 250px;
        font-size: 30px;
        margin: auto;
    }
    a
    {
        font-size:25px;
    }
}

@media (min-width:769px) and (max-width:1024px) {
    marquee {
        font-size: 2rem;
    }
    #btn
    {
        font-size: 35px;
    }
    .child
    {
        width: 350px;
        margin-left: 13%;
    }
    .child>input,input::-webkit-input-placeholder
    {
        font-size:50px;
    }
    #upper
    {
        font-size: 2.5rem;
        margin-left:4%;
    }
    #description1
    {
        font-size: 1.7rem;
    }
    #disclaimer
    {
        font-size: 2.5rem;
        margin-left:4%;
    }
    #description2
    {
        font-size: 1.7rem;
    }
    .author
    {
        font-size: 35px;
    }
    a
    {
        font-size:30px;
    }

}

@media (min-width:1025px) and (max-width:1280px) {
    marquee {
        font-size: 2.3rem;
    }
    #btn
    {
        font-size: 40px;
    }
    .child
    {
        width: 350px;
        margin-left: 18%;
    }
    .child>input,input::-webkit-input-placeholder
    {
        font-size:40px;
    }
    #upper
    {
        font-size: 2.1rem;
        margin-left: 3%;
    }
    #description1
    {
        font-size: 1.3rem;
    }
    #disclaimer
    {
        font-size: 2.1rem;
        margin-left: 3%;
    }
    #description2
    {
        font-size: 1.3rem;
    }
    .author
    {
        font-size: 30px;
    }
    a
    {
        font-size:30px;
    }
    
}

@media (min-width:1281px) {
    marquee {
        font-size: 2.5rem;
    }
    #btn
    {
        font-size: 3rem;
    }
    .child
    {
        width: 50%;
        margin-left: 20%;
    }
    .child>input,input::-webkit-input-placeholder
    {
        font-size:30px;
    }
    #upper
    {
        font-size: 2rem;
        margin-left: 3%;
    }
    #description1
    {
        font-size: 1.5rem;
    }
    #disclaimer
    {
        font-size: 2rem;
        margin-left: 3%;
    }
    #description2
    {
        font-size: 1.5rem;
    }
    .author
    {
        font-size: 30px;
    }
    a
    {
        font-size:30px;
    }

}