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+<html>
+<head>
+
+<link href="https://fonts.googleapis.com/css?family=Open+Sans:300&display=swap" rel="stylesheet">
+<link rel="stylesheet" type="text/css" href="styles.css" media="screen" >
+</head>
+
+
+<body>
+
+<div id="header">
+<div id="title1"></div>
+
+<h1><b>Alfonso Parra Rubio. </b> aprubio [at] mit.edu</h1>
+<p><a href=index.html><img class="loogo"src="img/logo.png" alt="LOGO" /></img></a></p>
+</div>
+<div id="mySidenav" class="sidenav">
+ <p><span class = "weeknum"><a href="https://alfonso.pages.cba.mit.edu/home/"> _About me</a> </span></p>
+ <p><span class = "weeknum"><a href="http://cba.mit.edu/about/index.html"> _About my lab</a> </span></p>
+
+
+</div>
+
+
+
+ <div id="content">
+
+<h1>Lecture 1 and 2.</h1>
+<h4><b>Lecture 1</b> </h4>
+<p>Introduction, folding any shape with a long strip. 1D foldability algorithm.</p>
+
+<h4><b>Lecture 2</b></h4>
+<p>Local behaviour of fold pattern. Single Vortex Crease Pattern, Kawasakis and Maekawas theorems, mountain valley map. </p>
+
+
+
+
+
+
+<p><img class="image" src="img/l11.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l12.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l13.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l14.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l15.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l16.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l17.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l18.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l21.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l22.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l23.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l24.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l25.jpg" width=900px alt="" /></p>
+<p><img class="image" src="img/l26.jpg" width=900px alt="" /></p>
+
+
+
+
+<a href="index.html"> back to menu</a>
+
+ </div> <!-- end content !-->
+ </html>
diff --git a/hw1.html b/hw1.html
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+<html>
+<head>
+
+<link href="https://fonts.googleapis.com/css?family=Open+Sans:300&display=swap" rel="stylesheet">
+<link rel="stylesheet" type="text/css" href="styles.css" media="screen" >
+</head>
+
+
+<body>
+
+<div id="header">
+<div id="title1"></div>
+
+<h1><b>Alfonso Parra Rubio. </b> aprubio [at] mit.edu</h1>
+<p><a href=index.html><img class="loogo"src="img/logo.png" alt="LOGO" /></img></a></p>
+</div>
+<div id="mySidenav" class="sidenav">
+ <p><span class = "weeknum"><a href="https://alfonso.pages.cba.mit.edu/home/"> _About me</a> </span></p>
+ <p><span class = "weeknum"><a href="http://cba.mit.edu/about/index.html"> _About my lab</a> </span></p>
+
+
+</div>
+
+
+
+ <div id="content">
+
+<h1>Problem Set 1.</h1>
+<h4><b>Corresponding to Lectures 1 and 2</b> </h4>
+
+
+<h4><b>Lecture 2</b></h4>
+<p>Local behaviour of fold pattern. Single Vortex Crease Pattern, Kawasakis and Maekawas theorems, mountain valley map. </p>
+
+
+
+<p><embed src="img/ps1.pdf" type="application/pdf" width=900px /></p>
+
+
+
+
+
+<a href="index.html"> back to menu</a>
+
+ </div> <!-- end content !-->
+ </html>
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+++ b/index.html
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-hello algorithms
\ No newline at end of file
+<html>
+<head>
+
+<link href="https://fonts.googleapis.com/css?family=Open+Sans:300&display=swap" rel="stylesheet">
+<link rel="stylesheet" type="text/css" href="styles.css" media="screen" >
+</head>
+
+
+<body>
+
+<div id="header">
+<div id="title1"></div>
+
+<h1><b>Alfonso Parra Rubio. </b> aprubio [at] mit.edu</h1>
+<p><a href=index.html><img class="loogo"src="img/logo.png" alt="LOGO" /></img></a></p>
+</div>
+<div id="mySidenav" class="sidenav">
+ <p><span class = "weeknum"><a href="https://alfonso.pages.cba.mit.edu/home/"> _About me</a> </span></p>
+ <p><span class = "weeknum"><a href="http://cba.mit.edu/about/index.html"> _About my lab</a> </span></p>
+
+
+</div>
+
+<div id="container">
+
+<div class="thumb_wrap"><div class="thumb"><b>Lecture1 and Lecture2 </b> Notes<a href="lecture1.html"><img class="thumb_img" src="img/lecturetitle.png" width=800px></a></br></div></div>
+<div class="thumb_wrap"><div class="thumb"><b>HW1</b> Pset 1 due Sept 10th 2020.<a href="hw1.html"><img class="thumb_img" src="img/hw1title.png" width=800px></a></br></div></div>
+
+
+
+</div> <!-- end container !-->
+
+
+
+
+
+</body>
+</html>
diff --git a/styles.css b/styles.css
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index 0000000000000000000000000000000000000000..e9207a873caea9dff095cdef476b7ee095976ce1
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+ padding: 0px;
+ font-family: 'Open Sans', sans-serif;
+ font-size: 16px;
+ line-height: 20px;
+
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+
+.center {
+ display: block;
+ margin-left: auto;
+ margin-right: auto;
+ width: 50%;
+}
+
+
+#titulo1 {
+ width: 960px;
+ margin:auto;
+ background-color: white;
+ height : 200px;
+
+}
+#titulo {
+ width: 960px;
+ margin:auto;
+ background-color: white;
+ height : 070px;
+ }
+#image {
+ width: 960px;
+ margin:auto;
+ background-color: white;
+ height : 350px;
+
+}
+
+#general {
+ width: 960px;
+ margin:auto;
+ background-color: white;
+ height : 500px;
+
+}
+#presentacion {
+ width: 550px;
+ float: left;
+ background-color: white;
+ height : 500px;
+ margin :auto;
+ }
+
+#header {
+ margin: auto;
+ width: 1000px;
+ padding: 8px;
+}
+
+.sidenav {
+ height: 100%;
+ width: 150px;
+ position: fixed;
+
+ top: 0;
+ left: 0;
+
+ background-color: #FEFFB8;
+
+
+ padding-top: 450px;
+ padding-left: 15px;
+ overflow-y: auto;
+ font-weight: bold;
+}
+
+
+
+#title1 {
+
+ text-align: left;
+ padding-top: 30px;
+ font-size: 40px;
+ font-weight: bold;
+ color:#00000;
+
+}
+
+#title {
+
+ text-align: center;
+ padding-top: 30px;
+ font-size: 40px;
+ font-weight: bold;
+ color:#00000;
+
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+
+#loogo {
+ object-fit: contain;
+
+
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+
+
+#container {
+ margin: auto;
+ width: 800px;
+ padding: 10px;
+
+
+}
+
+.thumb_wrap {
+ font-size: 20px;
+ padding-bottom: 100px;
+ text-align: right;
+ float:left;
+}
+
+.thumb_img {
+
+}
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+ cursor: pointer;
+ width:800px;
+ height:281px;
+ float:left;
+ background-color: yellow;
+}
+
+/* Internal Menu */
+
+#menu {
+ width:320px;
+ padding-top: 20px;
+ position: fixed;
+ background-color: grey;
+ height:100%;
+
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+
+ul {
+ list-style-type: none;
+ margin: 0;
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+
+#menu_list {
+ padding-top: 50px;
+}
+#nav {
+ padding-bottom: 20px;
+}
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+.thumb_internal img{
+ width:300px;
+}
+
+/* Internal Body */
+
+#content {
+ width:1000px;
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