.header {
    display: inline;
    font-family: Arial;
    font-size: 20px;
    text-decoration: none;
    color: black;
    margin-left: 20px;
    border-bottom: 3px solid transparent;
}
.headerini {
    display: inline;
    font-family: Arial;
    font-size: 20px;
    text-decoration: none;
    color: black;
    margin-left: 625px;
    border-bottom: 3px solid transparent;
}
.headerlogo {
    display: inline;
    margin-left: 0.8cm;
    width: 180px;
    float: left;
    vertical-align: middle;
}
.box {
    display: flex;
    align-items: center;
}
.textultimo {
    display: block;
    text-align: center;
    font-family: Arial;
    font-size: 20px;
    text-decoration: none;
    color: black;
}
.noticiaprincipal {
    margin-left: 0.8cm;
    width: 580px;
    text-decoration: none;
    float: left;
    margin-right: 12px;
    margin-bottom: 20px;
}
.noticiageneral {
    margin-left: 0.8cm;
    width: 380px;
    text-decoration: none;
    float: left;
}
.noticiageneralab {
    margin-left: 3.4cm;
    width: 380px;
    text-decoration: none;
}
.noticiageneralab1 {
    margin-left: 17.3cm;
    margin-top: -2.8cm;
    width: 380px;
    text-decoration: none;
    float: left;
}
.noticiageneralab11 {
    margin-left: 28.2cm;
    margin-top: -7.9cm;
    width: 380px;
    text-decoration: none;
    float: left;
}
.noticiageneralul {
    margin-left: 0.8cm;
    width: 380px;
    text-decoration: none;
    float: left;
}
.maindiv {
    margin-top: 0.5cm;
}

.textfechapri {
    display: block;
    margin-bottom: 3px;
    font-family: Arial;
    font-size: 14px;
    text-decoration: none;
    color: black;
}
.textitulopri {
    display: block;
    font-family: Arial;
    font-size: 30px;
    text-decoration: none;
    color: black;
      /* Ancho del contenedor */
}
.textfecha {
    display: block;
    margin-bottom: 3px;
    font-family: Arial;
    font-size: 14px;
    text-decoration: none;
    color: black;
}
.textitulo {
    display: block;
    font-family: Arial;
    font-size: 22px;
    text-decoration: none;
    color: black;
      /* Ancho del contenedor */
}

/*Hover*/

.header:hover{
    transition: border-bottom 0.5s ease;
    border-bottom: 3px solid black;
}
.header:not(:hover) {
    transition: border-bottom 0.2s ease;
    border-bottom: 3px solid transparent;
}
.headerini:hover{
    transition: border-bottom 0.5s ease;
    border-bottom: 3px solid black;
}
.headerini:not(:hover) {
    transition: border-bottom 0.2s ease;
    border-bottom: 3px solid transparent;
}