body {
    background-color: black;
}

h1 {
    color: white;
}

.text-body-emphasis {
    color: white;
}

#pubblicita {
    background-color: #141414;
}

.nav-link {
    border-radius: 10px;
}

.nav-link:hover {
    box-shadow: 5px 5px 30px rgba(107, 168, 242, 0.7);
}

.azure {
    color: rgb(55, 143, 231);
    filter: drop-shadow(5px 5px 30px rgba(107, 168, 242, 0.7));
}

.orange {
    color: rgb(255, 147, 16);
    filter: drop-shadow(5px 5px 40px rgba(255, 154, 2, 0.8));
}


#show_bg_2 {
    background-image:
        linear-gradient(to bottom, rgba(255, 255, 255, 0), rgb(0, 0, 0)),
        url('piano.jpg');
    width: 50vw;
    height: 100vh;
    background-size: cover;
    color: white;
    padding: 20px;
}

@keyframes slideInLeft {
    from {
        transform: translateX(-300px);
    }

    to {
        transform: translateX(0);
    }
}


@keyframes slideInRight {
    from {
        transform: translateX(+300px);
    }

    to {
        transform: translateX(0);
    }
}

#l {
    animation: slideInLeft 0.5s ease-in;
}

#r {
    animation: slideInRight 0.5s ease-in;
}

#piano {
    filter: drop-shadow(5px 5px 100px rgba(107, 168, 242, 0.3));
}


.glass {

    /* From https://css.glass */
    background: rgba(103, 215, 255, 0.2);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border: none;

}



.arrows {
    width: 60px;
    height: 72px;
}

.arrows path {
    stroke: #2994D1;
    fill: transparent;
    stroke-width: 1px;
    animation: arrow 2s infinite;
    -webkit-animation: arrow 2s infinite;
}

.arrows2 {
    width: 60px;
    height: 72px;
}

.arrows2 path {
    stroke: #ff9f10;
    fill: transparent;
    stroke-width: 1px;
    animation: arrow 2s infinite;
    -webkit-animation: arrow 2s infinite;
}


@keyframes arrow {
    0% {
        opacity: 0
    }

    40% {
        opacity: 1
    }

    80% {
        opacity: 0
    }

    100% {
        opacity: 0
    }
}

@-webkit-keyframes arrow

/*Safari and Chrome*/
    {
    0% {
        opacity: 0
    }

    40% {
        opacity: 1
    }

    80% {
        opacity: 0
    }

    100% {
        opacity: 0
    }
}

.arrows path.a1 {
    animation-delay: -1s;
    -webkit-animation-delay: -1s;
    /* Safari 和 Chrome */
}

.arrows path.a2 {
    animation-delay: -0.5s;
    -webkit-animation-delay: -0.5s;
    /* Safari 和 Chrome */
}

.arrows path.a3 {
    animation-delay: 0s;
    -webkit-animation-delay: 0s;
    /* Safari 和 Chrome */
}

.arrows2 path.a1 {
    animation-delay: -1s;
    -webkit-animation-delay: -1s;
    /* Safari 和 Chrome */
}

.arrows2 path.a2 {
    animation-delay: -0.5s;
    -webkit-animation-delay: -0.5s;
    /* Safari 和 Chrome */
}

.arrows2 path.a3 {
    animation-delay: 0s;
    -webkit-animation-delay: 0s;
    /* Safari 和 Chrome */
}



/* waves */

.box {
    z-index: -100;
    top: 0;
    transform: rotate(80deg);
    position: absolute;
}

.wave {
    overflow: hidden;
    position: absolute;
    opacity: .4;
    width: 300vw;
    height: 300vh;
    margin-left: 800px;
    border-radius: 43%;
    z-index: -1000;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    from {
        transform: rotate(360deg);
    }
}

.wave.-one {
    animation: rotate 10000ms infinite linear;
    opacity: 5%;
    /*background: rgb(249, 124, 22);*/
    background: linear-gradient(0deg, rgba(249, 124, 22, 1) 23%, rgba(55, 143, 231, 1) 100%, rgba(255, 255, 255, 0) 100%);

}

.wave.-two {
    animation: rotate 6000ms infinite linear;
    opacity: 10%;
    background: linear-gradient(0deg, rgb(255, 164, 89) 23%, rgba(55, 143, 231, 1) 100%, rgba(255, 255, 255, 0) 100%);

}



.wrapper::after {
    position: absolute;
    top: 0;
    left: 0;
    z-index: -100;
    width: 100%;
    height: 100%;
    content: '';
    background-image: linear-gradient(0deg, rgba(0, 0, 0, 1) 1%, rgba(255, 255, 255, 0) 100%);


}

#videobcg {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: 100vw;
    height: 100vh;
    z-index: -100;
    transform: translateX(-50%) translateY(-50%);
    background-size: cover;
    transition: 1s opacity;
    object-fit: cover;
    filter: grayscale(100%);
}


.cerchiato {
    border-radius: 20px;
    padding: 10px;
    border: 1px solid #ff9f10
}

.sottolineato {
    border-bottom: 1px solid #ff9f10;
}

.sottolineatoBlu {
    border-bottom: 1px solid rgb(55, 143, 231);
}

.sfondoBlu {
    background: linear-gradient(180deg, rgba(0, 0, 0, 1) 5%, rgba(55, 143, 231, 0.2) 30%, rgba(255, 255, 255, 0) 100%);
}

.sfondoArancio {
    background: linear-gradient(180deg, rgba(0, 0, 0, 1) 5%, rgba(255, 154, 2, 0.2) 30%, rgba(255, 255, 255, 0) 100%);
}


#pianoBg {

    height: 80vh;
    background: url(piano.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    /*box-shadow: inset 0 0 20vw 100px black;*/
    border-radius: 30px;

}


.grayBack {
    background-color: #0e0e0e;
}

.linearBack {
    background: linear-gradient(180deg, rgba(0, 0, 0, 1) 0%, rgba(22, 22, 22, 1) 20%, rgba(0, 18, 32, 1) 51%, rgba(16, 16, 16, 1) 80%, rgba(0, 0, 0, 1) 100%);
}