.aleft { text-align: left; }
.priklad { text-align: left; }
h4 { margin-bottom: 5px; font-weight: normal; color: #0C95C9; margin-top: 20px; }
h5 { margin-bottom: 5px; font-weight: normal; color: #0C95C9; margin-top: 20px; font-size: 13px; }
li.star { position: relative; }
li.star::before { content: "*"; position: absolute; }
.picture { display: block; margin: 10px 0; }
.test .picture { max-width: 430px; }
.picture img { width: 100%; }
.gb-applet { margin: 10px 0; border: 1px solid #888; }
.gb-applet iframe { vertical-align: middle; }
.big-line > .MathJax { vertical-align: bottom; }