* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: #000000;
    background-image: url("./img/tile02.jpg");
    color: rgb(255, 255, 255);
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

header img {
    display: inline-block;
    vertical-align: middle;
    padding-right: 1rem;
}

header h1 {
    background-color: rgb(16, 1, 75);  
    padding: 1rem;  
    text-align: center;
}

header h1 a {
    color: rgb(255, 255, 255);
    text-decoration: none;      
}

#syclogo {
    filter: brightness(0) saturate(100%) invert(100%) sepia(0%) saturate(0%) hue-rotate(43deg) brightness(101%) contrast(105%);
}

header nav {
    text-align: center;
}

header nav ul li {
    background-color: rgb(4, 1, 45);
    padding: 0.5rem;
}

header nav ul li a {
    text-decoration: none;
    color: rgb(255, 255, 255);
}

header nav ul li a:hover {
    text-decoration: none;
    color: rgb(91, 200, 243);
}

section {
    margin: 0.5rem;
    border-radius: 15px;
}

#general {
    background-color: rgba(17, 2, 72, 0.5);    
}

#formulario {
    background-color: rgba(17, 2, 72, 0.5);    
}

#frmContenedor {
    padding: 1rem;
}

#general p {
    padding: 0.5rem;
}

footer {
    padding: 0.5rem;
    background-color: rgb(3, 0, 35);
}

.centrar {
    text-align: center;
}

.bloque {
    display: inline-block;
}

#frmContenedor label{
    display: block;
}

.control {
    margin: 0.35rem;
}

#ligacaptcha {
    text-decoration: none;
    color: rgb(255, 255, 255);
}

#refresh {
    filter: brightness(0) saturate(100%) invert(100%) sepia(0%) saturate(0%) hue-rotate(43deg) brightness(101%) contrast(105%);
}

.zonacaptcha * {
    display: inline-block;
    vertical-align: middle;
    padding: 0.25rem;
}

footer ul {
    text-align: center;
}

footer ul li {
    padding: 0.5rem;
}

footer ul li a {
    text-decoration: none;
    color: rgb(255, 255, 255);
}

footer ul li a:hover {
    text-decoration: none;
    color: rgb(91, 200, 243);
}