:root {
    --blackcolor: black;
    --whitecolor: white;
    --greencolor: green;
    --darkgreen: darkgreen;
    --orangecolor: orange;
    --darkorange: darkorange;
    --body: #ced3d9;
    --shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.5);
    --border: 5px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-padding-top: 100px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    background-color: var(--body);
}

main {
    min-width: 280px;
    max-width: 100%;
    margin: auto;
}

.container-primary {
    display: flex;
    flex-wrap: wrap;
    min-width: 280px;
    max-width: 1200px;
    margin: 230px auto;
    padding: 10px;
    justify-content: center;
    border: var(--border);
    gap: 10px;
}

.container-secundary {
    font-size: xx-large;
    text-align: center;
    animation: flutuante 5s infinite;
}

@keyframes flutuante {
    0%, 100%{
        transform: translateY(0px);
    }

    50%{
        transform: translateY(-10px);
    }
}

.container-btn {
    position: relative;
    top: -270px;
    text-align: center;
}

.btn {
    border: none;
    border-radius: var(--border);
    background-color: var(--greencolor);
    color: var(--whitecolor);
    width: 300px;
    height: 30px;
    box-shadow: var(--shadow);
    margin: auto;
}

.btn:hover {
    background-color: var(--darkgreen);
    transition: all 0.3s;
}

.btn-hidden{
    visibility: hidden;
    opacity: 0;
    display: none;
}

.btn-secundary{
    border: none;
    border-radius: var(--border);
    background-color: var(--orangecolor);
    color: var(--whitecolor);
    width: 300px;
    height: 30px;
    box-shadow: var(--shadow);
    margin: auto;
}

.btn-secundary:hover {
    background-color: var(--darkorange);
    transition: all 0.3s;
}

.alerta-ux {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    max-width: 90%;
    color: var(--whitecolor);
    background-color: var(--greencolor);
    border-radius: var(--border);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-align: center;
    padding: 15px;
    font-size: 16px;
    z-index: 9999;
    display: none;
    animation: slideDown 0.3s ease;
}

.contat a{
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--blackcolor);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    position: relative;
    top: -250px;
}

.contat a:hover{
    color: var(--greencolor);
}