.math-control-box {
    width: 315px;
    height: 35px;
    border: solid 1px #712d94;
    
    -webkit-box-shadow: 0px 4px 15px -3px rgba(0,0,0,0.64);
    box-shadow: 0px 4px 15px -3px rgba(0,0,0,0.64);
    background-color: white;
    position: fixed;
    z-index: 2021;
    top: 50%;
    left: 50%;
    display: none;
}

.math-outer.open-math-box .math-control-box {
    position: absolute;
    top: unset;
    bottom: -35px;
    left: unset;
    right: 0px;
    display: block;
    width: 100%;
    background-color: #712d94;
}


.math-control-button {
    width: 22px;
    height: 24px;
    border: solid 1px #d980e0;
    background-color: rgba(138, 0, 165, 0.64);
    color: white;
    font-weight: bold;
    padding: 5px;
    text-align: center;
    margin: 3px;
    font-size: 10px;
    border-radius: 4px;
    float: right;
    -moz-user-select: none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

    .math-control-button.close-button {
        background-color: #c71111;
        border-color: white;
    }

    .math-control-button:hover {
        background-color: #8f12c8;
        color: white;
        text-underline-position: unset;
    }

    .math-control-button:active {
        background-color: #671a6d;
        transform: scale(0.7);
    }

.math-underline {
    text-decoration: underline;
    margin: 0px;
    font-weight: normal;
}