html {
    font-size: 62.5%;
    /* 1rem = 10px */
}

#card {
    padding: 10px;
    width: 90vw;
    max-width: 1280px;
    height: 70vh;
    margin: 10vh auto;
    min-height: 400px;
}

.container {
    display: flex;
    position: relative;
    height: 100%;
}

.section {
    width: 50%;
    margin: 10px;
    position: relative;
    display: flex;
    align-items: center;
    padding: 50px;
}

.border {
    position: absolute;
    left: 50%;
    width: 1px;
    background-color: #aaa;
    content: "";
    min-height: 10px;
    height: 90%;
    z-index: 1;
}

.flag {
    width: 50%;
    position: absolute;
    margin-top: 8%;
    border: 1px solid #aaa;
    margin-bottom: 20%;
}

#optionhalf {
    flex-direction: column;
    height: 100%;
    align-items: baseline;
}

.label {
    font-size: 2rem;
}

.options {
    margin-right: auto;
    margin-left: 10%;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    height: 50%;
}

.option {
    margin-bottom: 10px;
}

#alert {
    display: none;
    padding: 40px 40px 60px 40px;
    width: 20vw;
    font-size: 2rem;
}

.infobar {
    width: 100%;
    height: 15%;
    border-bottom: 1px solid #aaa;
    font-size: 2rem;
}

.button {
    float: right;
}

.score {
    width: 7%;
    height: 100%;
    float: left;
    margin: 1.5rem;
    text-align: center;
}

.time {
    width: 7%;
    height: 100%;
    float: right;
    margin: 1.5rem;
    text-align: center;
}

.card {
    padding: 40px;
    margin: 30vh auto;
    border: 1px solid #aaa;
    width: 400px;
    box-shadow: 0px 7px 11px 0px rgba(0, 0, 0, .3);
    border-radius: 5px;
}

.button {
    width: 80px;
    height: 30px;
    background-color: #2222dd;
    border: 1px solid #ccc;
    border-radius: 4px;
    height: 30px;
    color: #fff;
}

.button:hover {
    background-color: #2222ff;
}