style.css

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

body{
    font-family: 'Jura', sans-serif;
    font-weight: bold;
    letter-spacing: 2px;
    overflow: hidden;
    overflow-y: scroll;
    scroll-behavior: smooth;
}
body::-webkit-scrollbar{
    width: 1rem;
}
body::-webkit-scrollbar-track{
    background-color: black;
}
body::-webkit-scrollbar-thumb{
    background-color: rgba(0,255,255,0.7);
}

#menu{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    background-color: black;
    padding-right: 5vw;
    opacity: 0.7;
    z-index: 3;
    width: 100vw;
    height: 5vh; 
    transition: ease 100ms;
}
#menu #to-top{
    color: white;
    font-size: 15px;
    margin-left: 15px;
    width: 20%;
}
#hamb-l{
    display: none;
    color: rgba(150,255,255);
    font-size: 40px;
    cursor: pointer;
}
#hamb-i{
    display: none;
}
#menu a{
    text-decoration: none;
    color: rgba(150,255,255);
    font-size: 17px;
    text-shadow: 0px 0px 2px rgba(150,255,255);
}
#navbar{
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    width: 50%;
    margin-right: 5vw;
}
#navbar a:hover{
    text-shadow: 0px 0px 5px orange;
    transform: scale(1.1);
    color: orange;
    transition: ease 300ms;
}
/**********************************************/
#presentacion{
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 100vw;
    height: 100vh;
}
#presentacion video{
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: relative;
    transform: rotateY(180deg);
    -webkit-transform:rotateY(180deg); /* Safari and Chrome */
    -moz-transform:rotateY(180deg); /* Firefox */
}
#presentacion .overlay{
    background-color: black;
    opacity: 0.5;
    z-index: 1;
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
}

#presentacion header{
    color: white;
    z-index: 2;
    position: absolute;
    left: 5vw;
    text-shadow: 0px 0px 3px white;
    width: 35%;
    letter-spacing: 5px;
}
#presentacion header h1{
    font-size: 60px;
    margin-bottom: 40px;
}
#presentacion header h2{
    margin-top: 15px;
    font-size: 30px;
}
/************************************************/
#about{
    width: 100vw;
    height: 100vh;
    background-color: rgba(0,0,0,0.95);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-around;
    color: white;
}
#about #foto{
    filter: grayscale(100%);
    object-fit: cover;
    height: 100vh;
    object-position: center 35%;
}

#about #resumen{
    display: flex;
    flex-direction: column;
    margin: 0px 5vw;
}
#resumen h3{
    font-size: 40px;
    margin-bottom: 40px;
    margin-top: 2vh;
    letter-spacing: 5px;
}
#resumen p{
    font-size: 25px;
    line-height: 30px;
}
#resumen a{
    background-color: rgba(150,255,255);
    color: black;
    width: 100px;
    padding: 10px;
    margin-top: 5vh;
    font-size: 25px;
    text-align: center;
    cursor: pointer;
}
#resumen a:hover{
    background-color: orange;
    transform: scale(1.1);
    transition: ease 300ms;
}

/*******************************************/
#proyectos{
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: row;
}
.proyecto{
    flex: 1;
    height: 100vh;
    padding: 8vh 5vw;
    line-height: 35px;
    display: flex;
    flex-direction: column;
}
.proyecto h2{
    margin-bottom: 4vh;
    text-align: center;
    font-size: 30px;
}
.proyecto p{
    font-size: 20px;
    text-align: justify;
    margin-bottom: 30px;
}
.proyecto a{
    font-size: 25px;
    text-align: center;
    width: auto;
    text-decoration: none;
    color: black;
    border-style: solid;
}
#proyectos #p1{
    background-color: rgba(201, 130, 0, 0.8);
}
#proyectos #p2{
    background-color: rgba(0,0,0,0.95);
    color: rgba(255,255,255,0.8);
}
#p2 a{
    color: rgba(255,255,255,0.8);
}
#proyectos #p3{
    background-color: rgba(0, 199, 199, 0.8);
}

/************************************************/
#contacto{
    width: 100vw;
    height: 40vh;
    background-color: black;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8vh;
}
#contacto h2{
    color:rgba(255,165,0,0.8);
    letter-spacing: 5px;
}
#contacto #menu-contacto{
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    gap: 5vw;
    width: 70vw;
}
#menu-contacto i{
    transform: scale(5);
    color: rgba(150,255,255);
}
#menu-contacto i:hover{
    transform: scale(6);
    color: orange;
    transition: ease 300ms;
}
#contacto footer a{
    text-decoration: none;
    color: white;
    font-size: 15px;
    text-shadow: 0px 0px 2px white;
}
/*************************************************************/

@media (max-width: 1100px){

    #about{
        height: auto;
    }
    #about #foto{
        height: 50vh;
        width: auto;
    }
    #resumen h3{
        font-size: 30px;
    }
    #resumen p{
        font-size: 18px;
    }
    #proyectos{
        flex-direction: column;
        height: auto;
    }
    .proyecto{
        padding: 10vh 10vw;
        flex: 1;
        width: 100vw;
        height: auto;
    }
    #contacto{
        height: 30vh;
    }
}
@media (max-width: 900px){

    #hamb-l{
        display: flex;
        padding: 10px;
    }
    #menu input:not(:checked) ~ #navbar{
        display: none;
    }
    #menu{
        flex-direction: column;
        justify-content: space-around;
        padding-right: 0;
        opacity: 0.9;
        width: 100vw;
        height: auto;
    }
    #menu #to-top{
        position: absolute;
        left: 15px;
        top: 15px;
        font-size: 15px;
    }
    #menu a{
        font-size: 20px;
    }
    #menu #navbar{
        flex-direction: column;
        justify-content: center;
        align-items: center;
        height: 100vh;
        gap: 25vh;
        padding-bottom: 10vh;
    }

    #about{
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        height: auto;
    }
    #about #foto{
        object-fit: cover;
        width: 100vw;
        max-height: 45vh;
    }
    #resumen{
        padding-bottom: 8vh;
    }
    #resumen h3{
        font-size: 25px;
    }
    #resumen p{
        font-size: 15px;
    }
}

@media (max-width: 600px){

    #menu-contacto i{
        transform: scale(2);
    }
    #menu-contacto i:hover{
        transform: scale(3);
    }
    #resumen{
        padding-bottom: 5vh;
    }
    #presentacion header{
        width: 90%;
    }
    #presentacion header h1{
        font-size: 40px;
        margin-bottom: 30px;
    }
    #presentacion header h2{
        margin-top: 10px;
        font-size: 20px;
    }
}