Hola, he estado buscando la solución en otras entradas, pero no la he encontrado, así que abro un hilo nuevo.
No consigo que se vea la curva inferior.
estilo-general.css
* {margin:0px ; padding:0px ; border:0px}
body {text-align: center}
#global {width:800px ; margin: 4px auto }
#cabecera {background-color: #F5F5F5 ; border-left: #9C9C9C 1px solid ; border-right: #9C9C9C 1px solid }
#navegacion {background-color: #7CFC00 ; border:#9C9C9C 1px solid }
#contenido {background-color: #E8E8E8 ; background-image: url(objetos/fondo1.jpg) ; background-repeat: no-repeat ; background-position: center center ; border-left:#9C9C9C 1px solid; border-right:#9C9C9C 1px solid}
#contenido p {padding: 5px 10px 5px 10px ; text-indent: 15px}
#pie {background-color: #F5F5F5 ; border-left: #9C9C9C 1px solid ; border-top: #9C9C9C 1px solid ; border-right: #9C9C9C 1px solid}
#menu {background-color: #CD8C95; width: 150px ; float:right ; text-align:center ; margin: 10px 10px 400px 10px }
#menu li {list-style:none ; margin: 4px 2px 4px 2px }
a {color: #1C1C1C ; font-size:1.3em ; text-decoration:none ; display: block }
a:link {}
a:visited {}
a:hover {color:#E8E8E8 ; background-color: #8B0000 }
a:active {}
p {text-align: justify}
h1 {font-size: 1.2em; color:#363636 ; font-weight: comic-sans ; text-decoration: underline ; text-align: center}
h2 {font.size: 1.1em; color:#363636 ; font-weight: bradley ; text-decoration: none ; text-align: center}
#curva-superior {background-image: url(objetos/curva-superior.gif) ; background-repeat:no repeat ; width:800px ; height: 12px ; overflow: hidden}
#curva-inferior {background-image: url(objetos/curva-inferior.gif) ; background-repeat:no repeat ; width:800px ; height: 12px ; overflow: hidden}
No consigo que se vea la curva inferior.
estilo-general.css
* {margin:0px ; padding:0px ; border:0px}
body {text-align: center}
#global {width:800px ; margin: 4px auto }
#cabecera {background-color: #F5F5F5 ; border-left: #9C9C9C 1px solid ; border-right: #9C9C9C 1px solid }
#navegacion {background-color: #7CFC00 ; border:#9C9C9C 1px solid }
#contenido {background-color: #E8E8E8 ; background-image: url(objetos/fondo1.jpg) ; background-repeat: no-repeat ; background-position: center center ; border-left:#9C9C9C 1px solid; border-right:#9C9C9C 1px solid}
#contenido p {padding: 5px 10px 5px 10px ; text-indent: 15px}
#pie {background-color: #F5F5F5 ; border-left: #9C9C9C 1px solid ; border-top: #9C9C9C 1px solid ; border-right: #9C9C9C 1px solid}
#menu {background-color: #CD8C95; width: 150px ; float:right ; text-align:center ; margin: 10px 10px 400px 10px }
#menu li {list-style:none ; margin: 4px 2px 4px 2px }
a {color: #1C1C1C ; font-size:1.3em ; text-decoration:none ; display: block }
a:link {}
a:visited {}
a:hover {color:#E8E8E8 ; background-color: #8B0000 }
a:active {}
p {text-align: justify}
h1 {font-size: 1.2em; color:#363636 ; font-weight: comic-sans ; text-decoration: underline ; text-align: center}
h2 {font.size: 1.1em; color:#363636 ; font-weight: bradley ; text-decoration: none ; text-align: center}
#curva-superior {background-image: url(objetos/curva-superior.gif) ; background-repeat:no repeat ; width:800px ; height: 12px ; overflow: hidden}
#curva-inferior {background-image: url(objetos/curva-inferior.gif) ; background-repeat:no repeat ; width:800px ; height: 12px ; overflow: hidden}