*{
    padding: 0;
    margin: 0;
}

body{
    color: #0f3057;
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
background-color: #91d370;
background-image: linear-gradient(319deg, #91d370 0%, #bca0ff 37%, #f2cd54 100%);
}

h2{
    margin-bottom: 1rem;
}

#heading {
    font-size: 2rem;
    /*margin-top: 2rem;*/
    margin-bottom: 2rem;
}

.card{
    width: 30rem;
    height: 27rem;
    text-align: center;
    margin: 0 auto;
    border: 4px double;
    padding: 5rem 0;
    background-color: #f8f9d2;
background-image: linear-gradient(315deg, #f8f9d2 0%, #e8dbfc 74%);
}
h2:hover{
    font-size: 3rem;
    transition: 800ms;
}

#uploadfile{
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    width: 16rem;
}

#encode,#decode{
    margin-top: 1rem;
    margin-right: 0.2rem;
}

#step2,#step3{
    background-color: red;
    display: none;
}



#startagain{
    visibility:hidden;
    display: block;
    margin: 2rem auto 0;
}
.conttainer-fluid{
    height: 100%;
}
.text2{
    font-size: 1.5rem;
}

#doneImg{
    width: 10rem;
    margin: auto;
}
.custom-shape-divider-top-1619602423 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
    z-index:-1;
}

.custom-shape-divider-top-1619602423 svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 600px;
}

.custom-shape-divider-top-1619602423 .shape-fill {
    fill: black;
}