body {
    overflow: hidden;
    margin: 20px;
}

.container {
    width: 100%;
    height: 100%;
    background-color: white;
}

.header {
    height: 30px;
    font-family: Arial, sans-serif;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border-radius: 5px;
    background-color: #363636;
    color: white;
}

.header .left-part {
    display: flex;
    align-items: center;
    padding-left: 1em;
}

.back-arrow {
    border: 2px solid white;
    border-width: 0 3px 3px 0;
    display: inline-block;
    padding: 3px;
    transform: rotate(135deg);
}

.valid {
    padding-left: 1em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.valid-dot {
    color: green;
    font-weight: bold;
    padding-right: 0.2em;
    font-size: 120%;
    margin-top: -2px;
}

.content {
    display: grid;
    padding: 0px;
}

.content-bottom {
    grid-area: 1 / 1;
}

.content-top {
    grid-area: 1 / 1;
}

.img-fw {
    width: 100%;
}