:root{
    --body-sise: 1.8rem;
    --head-size: 3.4rem;
    --subhead-size: 3rem;
    --input-size: 1.7rem;
    font-family: monospace
}

h1{
    font-size: var(--head-size); 
    margin-right: 1rem;
    margin-left: 1rem;
}

body{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: rgb(13, 94, 187);
    color: white;
    width: 99%;
    height: 99%;
}

input[type=text], select, textarea{
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
    resize: vertical;
}

label{
    font-size: var(--input-size);
    padding: 12px 12px 12px 0;
    display: inline-block;
}

.firts label{
    font-size: var(--body-sise);
}

legend{
    font-size: var(--input-size);
}

#sex{
    size: 2rem;
}

input[type=submit] {
    background-color: #e77110;
    color: white;
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    float: right;
    margin: 5px;
}

#age{
    height: 1.7rem;
    width: 2.0rem;
}


.gif{
    display: flex;
    justify-content: center;
    width: 96%;
    max-width: 960px;
    margin: 0 auto;
    margin-bottom: 2rem;
}

img{
    width: 100%;
    height: auto;
    max-width: fit-content;
    max-height: fit-content;
}