* {
   padding: 0;
    margin: 0;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;

}
    
body {
    /*  background-image: url(../img/I5.jpg);
   background-size: 100vw 100vh;
    background-attachment: fixed;
       */
  
    margin: 0;
    font-family: monospace;
}
.banner {
    padding: 200px 0;
    color: #f8f8f8;
    /*background: url(../img/I4.jpeg) no-repeat center center;*/
    background-size: cover;
    animation: banner 10s infinite;
     
    
}

    @keyframes banner{
        0%, 30% {
        background: url(../img/I1.jpg) no-repeat center center;
        opacity: 1;
        }
         31%, 34% {

                opacity: 0.1;
            }
        35%, 65% {
            background: url(../img/I2.jpg) no-repeat center center;
            opacity: 1;
        }
        66%, 69% {

            opacity: 0.1;
        }

        70%, 100% {
            background: url(../img/I3.jpg) no-repeat center center;
            opacity: 1;
        }
        }
    
    .banner h2 {
        margin: 0;
        text-shadow: 2px 2px 3px rgba(0,0,0,0.6);
        font-size: 3em;
    }

    .banner ul {
        margin-bottom: 0;
    }

.banner-social-buttons {
    float: right;
    margin-top: 0;
}

form {
    width: 450px;
    margin: auto;
    background: rgba(0,0,0,0.4);
    padding: 10px 20px;
    box-sizing: border-box;
    margin-top: 20px;
    border-radius:10px;
}

.form-register {
    width: 98%;
    max-width: 500px;
    margin: auto;
    background: red;
    border-radius: 7px;
}

.form-titulo {
    background: blue;
    color: #fff;
    padding: 20px;
    text-align: center;
    font-weight: 100;
    font-size: 30px;
    border-top-left-radius: 7px;
    border-top-right-radius: 7px;
    border-bottom: 5px solid crimson;
}

.contenedor-inputs{
    padding: 10px 30px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;

}

.input-48{
    width: 48%;
    margin-bottom: 15px;
    padding: 15px; 
    font-size: 16px;
    border-radius: 3px;
    border: 1px solid darkgray;

}

.input-100 {
    width: 100%;
    margin-bottom: 15px;
    padding: 15px;
    font-size: 16px;
    border-radius: 3px;
    border: 1px solid darkgray;
}
.fb-page {
    position: center;
}


.btn-enviar{
    background: blue;
    color: #fff;
    margin: auto;
    padding: 10px 40px;
    cursor: pointer;

}

.btn-enviar:active{
    transform:scale(1.05);
}
.form__link{
    width: 100%;
    margin: 7px;
    font-size: 14px;
    text-align: center;

}
h1 {
    background-image: url(../img/I6.jpg);
    color: #fff;
    text-align: center;
    margin: 0;
    font-size: 50px;
    line-height: 170px;
}


h2 {
    /*background: yellow;*/
    text-align: center;
    margin: 0;
    font-size: 50px;
    margin-bottom: 20px;
    box-sizing: border-box;
}

h3 {
    /*background: yellow;*/
    text-align: center;
    margin: 0;
    font-size: 30px;
    margin-bottom: 10px;
    margin-top: 30px;
    box-sizing: border-box;
}
h4 {
    /*background: yellow;*/
    text-align: center;
    margin: 0;
    font-size: 20px;
    margin-bottom: 20px;
    margin-top: 10px;
    box-sizing: border-box;
}

input, textarea {
    width: 100%;
    margin-bottom: 20px;
    padding: 7px;
    box-sizing: border-box;
    font-size: 17px;
    border: none;
}

textarea {
    min-height: 100px;
    max-height: 200px;
    max-width:100%;

}
#boton {
    background: #31384A;
    color: #fff;
    padding: 20px;

}
#boton:hover {
    cursor: pointer;

}
.menu_bar {
    display: none;
}

.contenido {
    padding-top: 53px;
}


.wrapper {
    width: 80%;
    margin: auto;
    overflow: hidden;
}
header {
    width: 100% /*1000px*/;
    background: red;
    position: fixed;
    z-index: 80;
}

    header nav {
        background: #023859;
        z-index: 1000;
        max-width: 1000px;
        width: 95%;
        margin: 0px auto;
    }

        header nav ul {
            list-style: none;
        }

            header nav ul li {
                display: inline-block;
                position: relative;
            }

                header nav ul li:hover {
                    background: #E6344A;
                }

                header nav ul li a {
                    color: #fff;
                    display: block;
                    text-decoration: none;
                    padding: 20px;
                }

                    header nav ul li a span {
                        margin-right: 10px;
                    }

                header nav ul li:hover .children {
                    display: block;
                }

                header nav ul li .children {
                    display: none;
                    background: #011826;
                    position: absolute;
                    width: 150%;
                    z-index: 1000;
                }

                    header nav ul li .children li {
                        display: block;
                        overflow: hidden;
                        border-bottom: 1px solid rgba(255,255,255,.5);
                    }

                        header nav ul li .children li a {
                            display: block;
                        }

                            header nav ul li .children li a span {
                                float: right;
                                position: relative;
                                top: 3px;
                                margin-right: 0;
                                margin-left: 10px;
                            }

                header nav ul li .caret {
                    position: relative;
                    top: 3px;
                    margin-left: 10px;
                    margin-right: 0px;
                }

@media screen and (max-width: 800px) {
    .contenido {
        padding-top: 0px;
    }
    
    body {
        padding-top: 80px;
    }
    h1 {
        background-image: url(../img/I5.jpg);
        background-size: cover;
        line-height: 370px;
    }
    h3 {
    /*background: yellow;*/
    text-align: center;
    margin: 0;
    font-size: 30px;
    margin-bottom: 10px;
    margin-top: 30px;
    box-sizing: border-box;
}
h4 {
    /*background: yellow;*/
    text-align: center;
    margin: 0;
    font-size: 20px;
    margin-bottom: 20px;
    margin-top: 10px;
    box-sizing: border-box;
}

    form {
       max-width: 100%;

    }
    .menu_bar {
        display: block;
        width: 100%;
        position: fixed;
        top: 0;
        background: #E6344A;
    }

        .menu_bar .bt-menu {
            display: block;
            padding: 20px;
            color: #fff;
            overflow: hidden;
            font-size: 30px;
            font-weight: bold;
            text-decoration: none;
        }

        .menu_bar span {
            float: right;
            font-size: 40px;
        }

    header nav {
        width: 80%;
        height: calc(100% - 80px);
        position: fixed;
        right: 100%;
        margin: 0;
        overflow: scroll;
    }

        header nav ul li {
            display: block;
            border-bottom: 1px solid rgba(255,255,255,.5);
        }

            header nav ul li a {
                display: block;
            }

            header nav ul li:hover .children {
                display: none;
            }

            header nav ul li .children {
                width: 100%;
                position: relative;
            }

                header nav ul li .children li a {
                    margin-left: 20px;
                }

            header nav ul li .caret {
                float: right;
            }
}