@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville&family=Merriweather&display=swap');body{font-family:Libre Baskerville', serif;
}

h1,h2,h3,h4,h5 {
font-family:'Merriweather',serif}body{margin-left:3em;margin-right:3em}#contactrow{vertical-align:top;clear:both}#contactrow img{padding-left:1em;padding-top:2px;float:left}#contactlabel{display:inline-block;float:left}[alt="pythonforkids2-cover"]{float:left}[alt="pythonforkids-cover"]{float:left}.hidden{display:none;visibility:hidden;opacity:0;position:absolute;top:-9999px;left:-9999px}.row{margin:0 auto;display:block;overflow:hidden;padding-bottom:.5em}.index-date{float:left;width:7em;margin:3px;text-align:left}.index-date-left{float:left;width:8em;margin:3px;text-align:left}.index-title{float:left;margin:3px}#pagelinkcontainer{padding-top:2em}.highlight pre{padding:8px}.postmeta a{padding-right:.5em}.content hr{margin-top:3em}.info-row{clear:both}.info-row span{padding:2px 5px 2px 5px;float:left}.e-content{clear:both;margin-left:3px}.spacer{clear:both}label{font-size:small}.plainlink{text-decoration:none}pre{line-height:125%}td.linenos .normal{color:inherit;background-color:transparent;padding-left:5px;padding-right:5px}span.linenos{color:inherit;background-color:transparent;padding-left:5px;padding-right:5px}td.linenos .special{color:#000;background-color:#ffffc0;padding-left:5px;padding-right:5px}span.linenos.special{color:#000;background-color:#ffffc0;padding-left:5px;padding-right:5px}.highlight .hll{background-color:#ffc}.highlight{background:#f8f8f8}.highlight .c{color:#3d7b7b;font-style:italic}.highlight .err{border:1px solid red}.highlight .k{color:#008000;font-weight:bold}.highlight .o{color:#666}.highlight .ch{color:#3d7b7b;font-style:italic}.highlight .cm{color:#3d7b7b;font-style:italic}.highlight .cp{color:#9c6500}.highlight .cpf{color:#3d7b7b;font-style:italic}.highlight .c1{color:#3d7b7b;font-style:italic}.highlight .cs{color:#3d7b7b;font-style:italic}.highlight .gd{color:#a00000}.highlight .ge{font-style:italic}.highlight .gr{color:#e40000}.highlight .gh{color:navy;font-weight:bold}.highlight .gi{color:#008400}.highlight .go{color:#717171}.highlight .gp{color:navy;font-weight:bold}.highlight .gs{font-weight:bold}.highlight .gu{color:purple;font-weight:bold}.highlight .gt{color:#04d}.highlight .kc{color:#008000;font-weight:bold}.highlight .kd{color:#008000;font-weight:bold}.highlight .kn{color:#008000;font-weight:bold}.highlight .kp{color:#008000}.highlight .kr{color:#008000;font-weight:bold}.highlight .kt{color:#b00040}.highlight .m{color:#666}.highlight .s{color:#ba2121}.highlight .na{color:#687822}.highlight .nb{color:#008000}.highlight .nc{color:#00f;font-weight:bold}.highlight .no{color:#800}.highlight .nd{color:#a2f}.highlight .ni{color:#717171;font-weight:bold}.highlight .ne{color:#cb3f38;font-weight:bold}.highlight .nf{color:#00f}.highlight .nl{color:#767600}.highlight .nn{color:#00f;font-weight:bold}.highlight .nt{color:#008000;font-weight:bold}.highlight .nv{color:#19177c}.highlight .ow{color:#a2f;font-weight:bold}.highlight .w{color:#bbb}.highlight .mb{color:#666}.highlight .mf{color:#666}.highlight .mh{color:#666}.highlight .mi{color:#666}.highlight .mo{color:#666}.highlight .sa{color:#ba2121}.highlight .sb{color:#ba2121}.highlight .sc{color:#ba2121}.highlight .dl{color:#ba2121}.highlight .sd{color:#ba2121;font-style:italic}.highlight .s2{color:#ba2121}.highlight .se{color:#aa5d1f;font-weight:bold}.highlight .sh{color:#ba2121}.highlight .si{color:#a45a77;font-weight:bold}.highlight .sx{color:#008000}.highlight .sr{color:#a45a77}.highlight .s1{color:#ba2121}.highlight .ss{color:#19177c}.highlight .bp{color:#008000}.highlight .fm{color:#00f}.highlight .vc{color:#19177c}.highlight .vg{color:#19177c}.highlight .vi{color:#19177c}.highlight .vm{color:#19177c}.highlight .il{color:#666}