html, body{
    width: 100%;
    height: 100%;
    font-size: 14px;
    font-weight: normal;
    border: none;
    overflow-x:hidden;
    margin: 0;
    scroll-behavior: smooth;
    position: relative;
}

#estilo_scrollbar::-webkit-scrollbar {
    width: 12px;
    background-color: #808080;
}

#estilo_scrollbar::-webkit-scrollbar-thumb {
	border-radius: 10px;
	-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,.3);
	background-color: #555;
}

#estilo_scrollbar::-webkit-scrollbar-track {
	-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
	border-radius: 10px;
	background-color: #808080;
}

.fundo{
    width: 100%;
    height: 100%;
    background-image: url(../imagens/bg.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center; 
    position: relative;
    overflow-y: auto;
    border: none;
}

.nav2{
    width: 350px;
    height: auto;
    position: fixed;
    top: 20%;
    left: 0;
    display: block;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    cursor: pointer;
}

.nav2 a{
    text-decoration: none;
    font-size: 28px;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    font-weight: bold;
    height: 90px;
    margin: 5px 0;
    float: left;
    display: inline-block;
    background-color: black;
    color: white;
    line-height: 90px;
    text-align: center;
    transition: 300ms;

}

a.ativo, .nav2 a:hover{
    background-color: white;
    color: black;
    width: 100%;
}
.a{
   width: 95%;
   min-width: 55%;
}
.b{
    width: 75%;
    min-width: 35%;
}
.c{
    width: 70%;
    min-width: 30%;
}
.d{
    width: 90%;
    min-width: 50%;
}

.sobre{
    width: 100%;
    height: 100%;
    background-image: url(../imagens/bg_glitch.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    overflow-y: auto;
    border: none;
}

.trabalhos{
    width: 100%;
    height: 100%;
    background-image: url(../imagens/bg_glitch.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    overflow-y: auto;
    border: none;
    display: flex;
    justify-content: center;
}

.contactos{
    width: 100%;
    height: 100%;
    background-image: url(../imagens/bg_glitch.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    overflow-y: auto;
    border: none;
}

.dentro_sobre{
    padding-left: 100px;
    margin: 150px 0px 50px 250px; /* top | right margin | bottom margin | left margin*/
    /*background-color: #000;
    border-style: solid;
    border-width: 5px;
    border-color: #555; */
    color: #fff;
    height: 65%;
    font-size: 20pt;
    text-align: center;
}


.scroll-horizontal-div{
    white-space: nowrap;
    overflow: auto;
    height: 500px;
    overflow-y: hidden;
    align-self: center;
}

.scroll-horizontal{
    display: inline-block;
    color: white;
    text-align: center;
    width: 700px;
    height: 100%;
    overflow:hidden;
    border: 5px solid #000;
}

.scroll-vertical{
    display: inline-block;
    color: white;
    text-align: center;
    width: 400px;
    height: 100%;
    overflow:hidden;
    border: 5px solid #000;
}

.scroll-vertical:hover {
    filter: brightness(60%);
}

.scroll-vertical:hover>p {
    display: inline !important; 
}

.scroll-horizontal:hover {
    filter: brightness(60%);
}

.scroll-horizontal:hover>p {
    display: inline !important; 
}

.titulo{
    color: #000;
    display: none;
    font-weight: bold;
}

.scroll-horizontal-primeiro{
    display: inline-block;
    color: transparent;
    background-color: transparent;
    width: 400px;
    height: 100%;
    border: none;
}

.scroll-horizontal-ultimo{
    display: inline-block;
    color: transparent;
    background-color: transparent;
    width: 100px;
    height: 100%;
    border: none;
}

.scroll-horizontal-div::-webkit-scrollbar {
    width: 12px;
    background-color: transparent;
}

.scroll-horizontal-div::-webkit-scrollbar-thumb {
	border-radius: 10px;
	-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,.3);
	background-color: #555;
}

.scroll-horizontal-div::-webkit-scrollbar-track {
	-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
	border-radius: 10px;
	background-color: transparent;
}