* {
    margin: 0px;
    padding: 0px;
}

body {
    background: white;
    color: black;
    font-family: sans-serif;
}

.menu {
    text-align: center;
    margin: 0;
    background: rgb(0, 0, 0);

}

.menu li {
    display: inline-block;

}

.menu a {
    padding: 26px;
    color: white;
    text-decoration: none;
    display: block;
    width: 202px;

}

.menu a:hover {
    background: rgba(255, 242, 242, 0.123);

}

#central {
    width: 1150px;
    height: 1400px;
    margin: auto;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    margin-top: 20px;

}

#cabecera {
    margin: auto;
    margin-top: 10px;
    background: #e8f6ffe5;
    border-top-style: ridge;
    border-right-style: ridge;
    border-bottom-style: ridge;
    border-left-style: ridge;
}

#contenido {
    width: 940px;
    height: 800px;
    float: left;
    background: white;
    margin-top: 5px;
    margin-right: 5px;
    margin-bottom: 5px;
}

h4 {
    font-family: 'arial';
    font-size: 24px;
}

#contenido li,
ul {
    font-size: 16px;
    text-align: -webkit-match-parent;
    margin-bottom: 10px;

}

#contenido ul {
    list-style: disc;

}

.zoom {
    transition: transform .2s;
}

.zoom:hover {
    transform: scale(1.1);
}

#imagencamaras {
    width: 410px;
    height: 200px;
    float: right;
    background: white;
    margin-top: 5px;
}

#imagenincendio {
    width: 410px;
    height: 200px;
    float: right;
    background: white;
    margin-top: 5px;
}

#imagenacceso {
    width: 410px;
    height: 400px;
    float: right;
    background: white;
    margin-top: 5px;
}

.pie {
    text-align: center;
    margin: auto;
    background-image: url(img/piedepagina.jpg);
    background-image: no-repeat;
    background-size: 100vw 100vh;
    background-attachment: fixed;
    filter: opacity(.8);

}

.pie_final {
    font-size: .9em;
    background-color: #253030;
    color: #fff;
    padding: 10px;
    height: 44px;
    text-align: center;

}

.social-icons {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: space-around;
    padding: 28px;
}

.social-icons li {
    list-style: none;
}

.social-icons li a {
    display: block;
    position: relative;
    width: 80px;
    height: 80px;
    line-height: 80px;
    font-size: 3em;
    margin-bottom: 20px;
    text-align: center;
    color: black;
    transition: .5s;
    overflow: hidden;
}

.social-icons li a:hover {
    transform: scale(1.2);
}

/* pseudo-element before */
.social-icons li a::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100px;
    z-index: -1;
    transform: scale(1);
    top: 0;
    left: 0;
    transition: .5s;
}

.social-icons li a:hover::before {
    transform: scale(0);
}


.cuadro2 {
    text-align: center;
    background-color: rgba(192, 199, 204, 0.767);
    padding: 20px;
    margin: 20px;
    width: 260px;
    height: 260px;
    display: inline-block;
    border-radius: 8%;
}

.zoom {
    transition: transform 0.3s ease;
}

.zoom:hover {
    transform: scale(1.03);
    /* Reduce el zoom */
}