:root {
    --color-1: #61b3ff;
    --color-2: #aad6ff;
    --color-3: #4099ff;
    --color-4: #1e7ed8;
}

@font-face {
    font-family: Vazirmatn;
    src: url('./fonts/Vazirmatn-Regular.ttf') format('ttf');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

* {
    margin: 0;
    padding: 0;
    font-family: Vazirmatn;
    text-align: center;
    direction: rtl;
}
html{
    height: 100vh;
    background: #0e00cf;
    background: linear-gradient(51deg, rgba(14, 0, 207, 1) 0%, rgba(0, 74, 201, 1) 48%, rgba(0, 212, 255, 1) 100%);
}
#content {
    width: 50vw;
    margin: 25vh auto;
}

#content > input#uin {
    background: var(--color-2);
    width: 40vw;
    padding: 1rem;
    font-size: 1rem;
    direction: rtl;
    border-radius: 2rem;
    border: none;
    outline: none;
    margin-bottom: 0.5rem;

}

h1#out {
    color: var(--color-2);
    font-size: 3rem;
}

button#btn {
    background: var(--color-1);
    padding: 1rem;
    font-size: 1rem;
    border: none;
    border-radius: 2rem;
    transition: background-color 0.5s 0.1s;
}
button#btn:hover {
    background-color: var(--color-3);
}
button#btn:active {
    background-color: var(--color-4);
    transition: background-color 0.1s;
}

footer {
    background: #999292;
    color: white;
    text-align: center;
    padding: 1rem 0;
    position: fixed;
    bottom: 0;
    width: 100%;
}


@media only screen and (max-width: 800px) {
    #content {
        width: 90vw;
    }
    #content > input#uin {
        width: 80vw;
    }
    button#btn {
        width: 87.5vw;
    }
}