#base1_h1{border-bottom: 2px solid #00f;}

.base1_h2{border:2px solid #AAA}

#base1_lista1{
    border-top: 4px  dotted #F00;
    border-bottom: 4px dotted #F00;
}

#base1_lista2{border: 2px dashed green;}

#base2_h1{border: 2px solid #00F; padding: 10px; margin-top: 30px; margin-bottom: 30px;}

.base2_h2{border: 2px solid #AAA; padding: 5px; margin-top: 15px;margin-bottom: 15px;}

.base2_listas{border: 2px solid #0F0; padding-left: 10px; padding-right: 10px;}

li{margin-top: 15px; }