html {
    width:100%;
    height:100%;
}
body {
    width:100%;
    height:100%;
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
}

.container {
    position:absolute;
    text-align: center;
    padding: 24px 64px;
    border: black 4px double;
    box-shadow: 4px 4px 0px black;
    display: flex;
    flex-direction: column;
}

.box {
    position:absolute;
    border: black 4px double;
    box-shadow: 4px 4px 0px black;
    padding: 10px 16px;
    text-align: center;
}

h1 {
    margin-top: 24px;
    margin-bottom: 10px;
}
h3 {
    color: #777;
    padding:0;
    font-size:10px;
    margin:0px;
}

input[type='file'] {
    width: 100%;
    display: none;
}

#labelContainer {
    position: relative;
    align-self: center;
    width: fit-content;
    height: fit-content;
    border-radius: 4px;
    cursor: pointer;
    background-color: #003f80;
    margin: 0px;
}
label {
    display: block;
    align-self: center;
    width: fit-content;
    padding: 8px 16px;
    background-color: #007fff;
    color: white;
    cursor: pointer;
    border-radius: 4px;
    transition:0.1s;
    transform: translateY(-4px);
}
label:hover {
    transform: translateY(-6px);
    filter: brightness(110%);
}
label:active {
    transform: translateY(0px);
    filter: brightness(90%);
}

#output {
    margin-top: 20px;
}
div.desc {
    margin-bottom: 25px;
}