:root {
    --black: #000000;
    --almost-black: #080708;
    --blue: #3772FF;
    --blue-light: #3787ff;
    --red: #DF2935;
    --yellow: #FDCA40;
    --light: #E6E8E6;
    --white: #FFFFFF;
}

* {
    position: relative;
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-size: 22px;
    line-height: 1.5;
    color: var(--white);
    background: var(--black);
    background-image: linear-gradient(to bottom right, var(--almost-black), var(--black));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
body,html {
    width: 100%; height: 100%;
}

.app {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 50%;
    border: 1px solid rgb(40, 40, 40);
}

.form-section {
    padding: 15px 0 0 15px;
    width: 50%;
    color: var(--light);
    flex-shrink: 0;
}

@media screen and (max-width: 1200px) {
    .app {
        flex-direction: column;
    }

    .form-section {
        padding-right: 15px;
        padding-bottom: 15px;
        width: 100%;
    }

    .images-section {
        padding-top: 0;
        width: 100%;
        height: auto;
    }
}

@media screen and (max-width: 800px) {
    .images-section a {
        padding-bottom: 60%;
        width: calc(100% - 15px);
    }
}

/* Forms */
form {
    width: 100%;
    flex-direction: column;
    display: flex;
}

input[type='file'], input[type='text'] {
    margin: 0 0 12px;
    padding: 10px 10px;
    border-radius: 4px;
    font-size: 22px;
    color: var(--almost-black);
    background: var(--white);
}

input[type='submit'],
button[type='button'] {
    padding: 13px 20px;
    font-size: 22px;
    font-weight: bold;
    color: var(--white);
    border: none;
    border-radius: 4px;
    outline: none;
    box-shadow: none;
    cursor: pointer;
    background: var(--blue);
    background-image: linear-gradient(to bottom, var(--blue-light), var(--blue));
    transition: box-shadow .2s ease;
    margin-bottom: 30px;
}

input[type='submit']:hover,
button[type='button']:hover {
    box-shadow: inset 0 -25px 25px var(--blue-light);
}

.flashes    {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.flashes li {
    list-style-type: none;
    margin: 0;
    padding: 0;
    border-radius: 5px;
    padding: 10px;
    font-size: 20px;
}
.message    {
    border: 1px solid gray;
}
.error {
    border: 1px solid rgb(168, 50, 50);
}
.info {
    border: 1px solid rgb(30, 199, 199);
}
.warning, .warn {
    border: 1px solid rgb(232, 148, 1);
}
.container  {
    padding-left: 50px;
}

.yellowBtn {
    padding: 13px 20px;
    font-size: 22px;
    font-weight: bold;
    color: var(--white);
    border: none;
    border-radius: 4px;
    outline: none;
    box-shadow: none;
    cursor: pointer;
    background: var(yellow) !important;
    background-image: linear-gradient(to bottom, var(--yellow), var(--yellow)) !important;
    transition: box-shadow .2s ease;
    margin-bottom: 30px;
}

.yellowBtn:hover {
    box-shadow: inset 0 -25px 25px var(--yellow) !important;
}