img {
    image-rendering: -webkit-optimize-contrast;
}

p {
    text-indent: 1em;
}

.square {
    position: absolute;
    width: 100px;
    height: 100px;
    border: 1px solid white;
    transition-duration: 0.2s;
    animation-timing-function: linear;
}
.square:hover {
    background: white;
    transition-duration: 0.2s;
    animation-timing-function: linear;
}
#squares {
    position: fixed;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    min-height: 100%;
    overflow: hidden;
}
* {
    box-sizing: border-box;
}
body{
    background: #112;
    font-family: Helvetica;
    line-height: 150%;
    font-size: 18px;
}
.top {
    width: calc(100% - 60px);
    margin-left: 30px;
}
.menu {
    width: calc(100% - 60px);
    font-size: 14pt;
    margin-top: 20px;
    padding-left: 200px;
    padding-bottom: 5px;
    position: absolute;
    border-bottom: 1px solid white;
    color: white;
    z-index: 2;
}
.menu a{
    color: white;
    text-decoration: none;
}
.parallelogram {
    position: relative;
    display: inline-block;
    width: 30px;
    height: 70px;
    transform: skew(-18.44deg);
    transition-duration: 0.2s;
    animation-timing-function: linear;
    z-index: 2;
}
.parallelogram:hover {
    transition-duration: 0.2s;
    animation-timing-function: linear;
}


.blue {
    background: #2dccff;
    top: 6px; right: 2px;
}
.blue:hover {
    top: 24px; right: 8px;
}

.green {
    background: #56f000;
    top: -6px; right: 0px;
}
.green:hover {
    top: 12px; right: 6px;
}

.yellow {
    background: #fce83a;
    top: 3px; right: 2px;
}
.yellow:hover {
    top: 21px; right: 8px;
}

.orange {
    background: #ffb302;
    top: -3px; right: -5px;
}
.orange:hover {
    top: 15px; right: 1px;
}

.red {
    background: #ff3838;
    top: 0px; right: -15px;
}
.red:hover {
    top: 18px; right: -9px;
}

.page
{
    position: relative;
    max-width: 960px;
    background-color: white;
    padding: 24px;
    margin: 12px auto 24px auto;
    box-shadow: 8px 16px 0 0 rgb(70, 70, 140);
    border-radius: 8px;
    z-index: 2;
}

.tag {
    display: inline-block;
    padding: .2em .5em .3em;
    font-weight: 600;
    margin: .25em .1em;
    font-size: smaller;
    border-radius: 4px;
    line-height: 90%;
    text-indent: 0px;
    color: #fff;
    background-image: linear-gradient(90deg,#8901ff,#db1d5f);
}

.theorem {
    margin-left: 10px;
    padding: 10px;
    border-left: 1px solid black;
}

.sidebyside {
    border: 0px;
    text-align:center;
    margin: auto;
}
.sidebyside td{
    padding: 30px;
}