* {
    margin: 0;
    padding: 0;
}

h1 {
    margin: auto;
    padding: 70px;
    text-align: center;
}

.header {
    width: 100%;
    margin: 0.2em auto;
    text-align: center;
    font-size: 2rem;
    font-weight: bolder;
    background: #d0cece;
    padding: 5px;
}

.hide {
    display: none;
}

.contents {
    width: 100%;
    height: 700px;
    line-height: 30px;
}

.alt_header {
    margin: auto;
    padding-top: 1.5rem;
    padding-bottom: 1rem;
    font-weight: bold;
    font-size: 1.5rem;
    text-align: center;
}

table {
    text-align: center;
    margin: auto;
    width: 90%;
}

table th {
    border-width: 1px;
    padding: 8px;
    border-style: solid;
    border-color: #666666;
    background-color: #dedede;
}

table td {
    border-width: 1px;
    padding: 8px;
    border-style: solid;
    border-color: #666666;
    background-color: #ffffff;
}

.alt_a {
    float: left;
    width: 50%;
    height: 100%;
}

.alt_b {
    float: right;
    width: 50%;
    height: 100%;
}


.a_submit {
    width: 30%;
    height: 40px;
    background: #ffdede;
    margin: auto;
    border-radius: 20px;
}

.hint {
    width: 80%;
    margin: auto;
    text-align: center;
}

.last_choice {
    font-weight: bold;
    color: red;
    display: none;
}

.predicted_prob {
    font-weight: bold;
    color: blue;
    display: none;
    margin-top: 5px;
    margin-bottom: 5px;
    margin-left: 80px;
    margin-right: 80px;
}

.predicted_chosen {
    border: blue;
    border-style: solid;
    border-width: medium;
}

.start {
    width: 10%;
    height: 40px;
    background: #d0cece;
    margin: auto;
    border-radius: 20px;
}

.a_chosen {
    border: 2px solid red;
    background: #ffa5a5;
    border-radius: 20px;
}

a.choose_button {
    text-decoration: none;
    text-align: center;
    margin: auto;
    display: block;
    width: 100%;
    height: 100%;
    line-height: 38px;
    font-size: 1.2rem;
    color: black;
    font-weight: bold;
}

a:hover {
    text-decoration: none;
}


.footer{
    width: 100%;
    height: 50px;
    background: #d0cece;
    line-height: 50px;
}

.foot_buttons {
    width: 20%;
    height: 100%;
    /*background: #ffffff;*/
    margin: auto;
}

a.footer_button {
    display: inline-block;
    text-decoration: none;
    margin: 5px;
    text-align: center;
}

.strong_string {
    font-weight: bold;
}

.weak_string {
    color: lightgray;
}