.container-fluid{
    overflow: visible;
}

header{
    position: relative;
    display: block;
    height: 70px;
    width: 100%;
}
.navbar{

    border-bottom: 1px solid black;
    box-shadow: 1px 1px 5px 2px grey;
    background:  rgb(232, 232, 232);
}
.system-bg{
    height: 93vh;
    width: 100%;
    overflow: hidden;
    margin-top: -220px;
}
.system-bg img{
    width: 100%;
    height: auto;
    z-index: -12;
    
    
}
.system-bg h1{
    position: absolute;
    width: 100%;
    top: 310px;
    font-size: 6rem;
    text-align: center;
    color: white;
    font-weight: 200;
    letter-spacing: -.2rem;
    text-shadow: 3px 3px 1px black;
}
.system-bg p{
    text-transform: uppercase;
    font-size: 10rem;
    letter-spacing: 1rem;
}

.system-bg h1::after{
    content: "";
    position: absolute;
    top: -45px;
    left: 125px;
    width: 40%;
    height: 2px;
    background-color: white;
    z-index: 1;
    opacity: .5;
}
.system-bg h1::before{
    content: "";
    position: absolute;
    top: -100px;
    left: 10%;
    width: 2px;
    height: 80%;
    background-color: white;
    z-index: 1;
    opacity: 0.5;
}
.system-bg p::after{
    content: "";
    position: absolute;
    bottom: -45px;
    right: 125px;
    width: 40%;
    height: 2px;
    background-color: black;
    z-index: 1;
    opacity: .7;
}
.system-bg p::before{
    content: "";
    position: absolute;
    bottom: -100px;
    right: 10%;
    width: 2px;
    height: 80%;
    background-color: black;
    z-index: 1;
    opacity: 0.7;
}
.system-icons{
    position: -webkit-sticky;
    position: sticky;
    top:0;
    width: 100%;
    padding: 15px 5px 35px 5px;
    margin-top: 50px;
    display: flex ;
    flex-wrap: nowrap;
    justify-content: center;
    z-index: 10;
    
    background: rgb(255,255,255);
background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.8) 30%, rgba(255,255,255,.8) 70%, rgba(255,255,255,0) 100%);

}
.system-item{
    position: relative;
    height: 100px;
    width: 100px;
    margin: 10px 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 15px;
    box-shadow: 1px 1px 2px 0px rgba(0,0,0,.7);
}
.system-item:hover{
    background-color: white;
}
.system-item:hover .icon{
    transform: scale(0.70);
    opacity: .95;
}
.system-item .icon{
    position: absolute;
    left: 0px;
    top: 0px;
    height: auto;
    opacity: 0.7;
    transform: scale(0.55);
    transition: .2s;
    z-index: 2;
}

.system-item h1{
    position: absolute;
    width: 200px;
    bottom: -25px;
    text-align: center;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: -1px;
    transition: .4s;
    color: rgb(70, 70, 70);
    font-size: .8rem;
    margin: 0;
    padding: 0;
    
}
.system-item p{
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 12px;
    color: grey;
    transition: .4s;
}
.system-content{
    position: relative;
    width: 100%;
}
.system-description{
    position: relative;
    height: 100vh;
    width: 100%;
    text-align: center;
    transition: .2s;
    padding: 25px;
    cursor: default;

}
.system-description p{
    color: black;
    font-size: .9rem;
    letter-spacing: 0;
    text-align: justify;
    
    
}

#system-1{
    background-image:url("/content/img/systems-cctv.jpg");
    background-repeat: no-repeat;
    background-size: 115%;
    background-position: -50px -800px;
    
}
#system-2{
    background-image: url(/content/img/systems-alarm.jpg);
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: 0px -124px;
    
}
#system-3{
    background-image: url(/content/img/systems-smart.jpg);
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: 0px 0px;   
}
#system-4{
    background-image: url(/content/img/systems-intercom.jpg);
    background-repeat: no-repeat;
    background-size: 100%;
    background-position: center;
    
}
#system-5{
    background-image: url(/content/img/systems-lan.jpg);
    background-repeat: no-repeat;
    background-size: 120%;
    background-position: 0 0;
    filter: grayscale(.9);
    transition: filter 1s;
}
#system-5:hover{
    filter: grayscale(0);
}
#system-1.system-description h1{
    position: absolute;
    font-size: 7rem;
    color: black;
    top: 24%;
    left: 5%;
    font-weight: 200;
    background: rgb(255,255,255);
    background: linear-gradient(90deg, rgba(255,255,255,.4) 0%, rgba(255,255,255,1) 25%, rgba(255,255,255,1) 50%, rgba(255,255,255,1) 75%, rgba(255,255,255,.4) 100%);
    padding: 0 37px;
    text-shadow: none;
    transition: color .1s, text-shadow .4s;
    cursor: default;
}
#system-1.system-description h1:hover{
    color: white;
    text-shadow: -5px -2px 0px #676565;
    background: black;
}
#system-1.system-description p{
    position: absolute;
    font-size: 1rem;
    color: black;
    bottom: 5%;
    left: 2%;
    background-color: rgba(0,0,0,.5);
    color: white;
    padding: 0 37px;
    width: 92%;
    font-size: 1.2rem;
    font-weight: 200;
  
}
#system-1.system-description .description:hover{
    background-color: black;
  
}

#system-2.system-description .header{
    position: absolute;
    font-size: 5rem;
    color: black;
    top: 30%;
    right: 5%;
    font-weight: 500;
    background: rgb(255,255,255);
    background: linear-gradient(90deg, rgba(255,255,255,.4) 0%, rgba(255,255,255,1) 25%, rgba(255,255,255,1) 50%, rgba(255,255,255,1) 75%, rgba(255,255,255,.4) 100%);
    padding: 0 37px;
    text-shadow: 1px 1px 0px green;
}

#system-2.system-description .description{
    position: absolute;
    font-size: 1.2rem;
    letter-spacing: -1px;
    color: black;
    bottom: 5%;
    left: 2%;
    padding: 5px;
    width: 30%;
    font-weight: 400;
    background: linear-gradient(90deg, rgba(255,255,255,.6) 0%, rgba(255,255,255,.4) 95%, rgba(255,255,255,0) 100%);
    box-shadow: -3px -3px 4px 0px darkgrey;
    cursor: default;
    transition: background .2s;

}
#system-2.system-description .description:hover{
    background: rgba(255,255,255.8);
    
}
#system-3.system-description .header{
    position: absolute;
    font-size: 4.5rem;
    font-weight: 200;
    color: white;
    top: 22%;
    left: 50px;
    text-shadow: 5px 5px 0px #5f5f5f;
    width: 800px;
}
#system-3.system-description .header::after{
    content:"";
    position: absolute;
    height: 1px;
    width: 100%;
    bottom: -10px;
    left: 0;
    background-color: white;
    font-weight: 100;
    box-shadow: 0px 0px 15px 4px white;
}
#system-3.system-description .header::before{
content: "";
    position: absolute;
    height: 1px;
    width: 100%;
    bottom: -18px;
    left: 0px;
    background-color: white;
    font-weight: 100;
    box-shadow: 0px 0px 15px 4px rgb(0, 213, 255);
}

#system-3.system-description .description{
    position: absolute;
    font-size: 1rem;
    line-height: 2rem;
    color: white;
    top: 50%;
    left: 50px;;
    padding: 5px;;
    width: 800px;
    font-size: 1.1rem;
    font-weight: 300;
    background: rgba(0,0,0,.05);
    box-shadow: -4px 4px 8px -5px rgba(130, 224, 255, 0.48);
    cursor: default;
    transition: background .3s;
}
#system-3.system-description .description::before{
    content: "";
    position: absolute;
    height: 110%;
    width: 1px;
    background: white;
    left: -20px;
    box-shadow: 0px 0px 15px 4px white;
    opacity: .4;
    transform: translateY(150%);
    transition: transform 1s, opacity 2s;
    
}
#system-3.system-description .description::after{
    content: "";
    position: absolute;
    height: 1px;
    width: 110%;
    background: white;
    left: -40px;
    bottom: -20px;
    box-shadow: 0px 0px 15px 4px rgb(0, 213, 255);
    opacity: .4;
    transform: translateX(-110%);
    transition: transform .8s, opacity 2s;
    
}
#system-3.system-description .description:hover{
    background: rgba(0,0,0,1);
    box-shadow: -4px 4px 8px -5px rgba(130, 224, 255, 1);
}
#system-3.system-description .description:hover.description::before{
    transform: translateY(0);
    opacity: .8;
}
#system-3.system-description .description:hover.description::after{
    transform: translateX(0);
    opacity: .8;
}
#system-4.system-description .header{
    position: absolute;
    font-size: 6rem;
    font-weight: 200;
    color: white;
    top: 20%;
    left: 25px;
    text-shadow: 8px 8px 2px black;
    width: 800px;
    transition: transform .5s;
}
#system-4.system-description .header2{
    position: absolute;
    font-size: 6rem;
    font-weight: 200;
    color: white;
    top: 20%;
    right: 25px;
    text-shadow: 8px 8px 2px black;
    width: 800px;
    transition: transform .5s;
}
#system-4.system-description .header::after{
    content:"";
    position: absolute;
    height: 1px;
    width: 80%;
    bottom: -10px;
    left: 90px;
    background-color: white;
    font-weight: 100;
    box-shadow: 0px 0px 10px 2px white;
}
#system-4.system-description .header:hover,
#system-4.system-description .header2:hover{
    transform: scale(1.02);
    cursor: none;
}
#system-4.system-description .description{
    position: absolute;
    font-size: 1.4rem;
    line-height: 2rem;
    color: white;
    top: 50%;
    left: 90px;
    padding: 5px;;
    width: 600px;
    font-weight: 300;
    background: rgba(0,0,0,.05);
    text-shadow: 2px 2px 1px black;
    box-shadow: -8px -8px 12px -6px white;
    transition: background .5s;

}
#system-4.system-description .header2::after{
    content:"";
    position: absolute;
    height: 1px;
    width: 80%;
    bottom: -10px;
    left: 90px;
    background-color: black;
    font-weight: 100;
    box-shadow: 0px 0px 10px 2px white;
}
#system-4.system-description .description2{
    position: absolute;
    font-size: 1.4rem;
    line-height: 2rem;
    color: white;
    top: 50%;
    right: 90px;
    padding: 5px;;
    width: 600px;
    font-weight: 300;
    background: rgba(0,0,0,.05);
    text-shadow: 2px 2px 1px black;
    box-shadow: 8px -8px 12px -6px white;
    transition: background .5s;

}
#system-4.system-description .description:hover,
#system-4.system-description .description2:hover{
    background: rgba(0,0,0,.75);
    cursor: none;
}
#system-5.system-description .header{
    position: absolute;
    font-size: 7rem;
    font-weight: 400;
    color: white;
    top: 20%;
    right: 10%;
    transition: text-shadow .3s;
    cursor: default;
}
#system-5.system-description .header:hover{
    text-shadow: 4px 4px 10px pink;

}
#system-5.system-description .description{
    position: absolute;
    font-size: 1rem;
    line-height: 2rem;
    color: white;
    top: 45%;
    left: 50px;;
    padding: 5px;;
    width: 800px;
    font-size: 1.1rem;
    font-weight: 300;
    background: none;;
    border: 1px solid white;
    padding: 10px;
    transition: background .2s;

}
#system-5.system-description .description:hover{
    background: rgba(0,0,0,.8);

}
.systems-tip{
    position: sticky;
    bottom: 55px;
    display: inline;
    float: right;
    text-align: end;
    margin: -65px 25px 0 0;
    padding: 10px;
    text-transform: uppercase;
    font-size: .8rem;
    animation: text-tip  8s 10s infinite;
    animation-iteration-count: 5;
    opacity: 0;

}
#cursor-systems{
    
    position:absolute;
    width: 20px;
    bottom: -20px;
    right: 0;
    text-transform: uppercase;
    font-size: 1.2rem;
    color: black;
    opacity: 0;
    animation: move-tip 8s 10s infinite;
    animation-iteration-count: 5;

    

}
@keyframes move-tip{
    1%{
        opacity: 0;
    }
    50%{
        opacity: 0;
    }
    80%{
        transform: translate(0, 0);
        color: black;
        opacity: 1;
    }
    90%{    
        transform: translate(-120px, -20px);
        color: white;
    }
    99%{    
        opacity: 1;
    }
    to{
        opacity: 0;
    }
}
@keyframes text-tip{
    1%{
        opacity: 1;
    }
    85%{
         background-color: transparent;
        color: black;
    }
    92%{
         background-color: black;  
         color: white;
        
    }
    98%{    
         background-color: transparent;
         color: black;
        
    }
        to{
        opacity: 1;
    }
}

@media (max-width: 1440px){
    .system-bg h1 {
        top: 260px;
        font-size: 5.5rem;

    }
    .system-bg img {
        width: 105%;
    }
    #system-1 {
        background-size: 125%;
        background-position: 0px -590px;
    }
    #system-2 {
        background-size: 105%;
        background-position: 0px -65px;
    }
    #system-2.system-description .description {
        font-size: 1.1rem;
    }
    #system-3 {
        background-size: 120%;
        background-position: 0px 0px;
    }
    #system-3.system-description .header {
        font-size: 3.5rem;
        left: 25px;
        text-shadow: 5px 5px 0px #5f5f5f;
        width: 700px;
    }
    #system-3.system-description .description {
        font-size: 1rem;
        top: 50%;
        left: 25px;
    }
    #system-4.system-description .header {
        font-size: 5rem;
        top: 20%;
        left: 0px;
        width: 700px;
    }
    #system-4.system-description .header2 {
        font-size: 5rem;
        right: 0px;
        width: 700px;

    }
    #system-4.system-description .description {
        font-size: 1.3rem;
        top: 45%;
        left: 90px;
        width: 450px;
    }
    #system-4.system-description .description2 {
        font-size: 1.3rem;
        top: 45%;
        width: 450px;
        line-height: 1.6rem;
    }
    #system-5 {
        background-size: 130%;
        background-position: -370px 0;
    }
}
@media (max-width: 1024px){
    .system-item {
        height: 75px;
        width: 75px;
        margin: 5px 20px;

    }
    .system-item .icon {
        position: absolute;
        left: -10px;
        top: -10px;
        height: auto;
        opacity: 0.7;
        transform: scale(0.4);
        transition: .2s;
        z-index: 2;
    }
    .system-item h1 {
        font-size: 0.6rem;
            width: 120px;
    }

    .system-bg img {
        width: 145%;
    }
    .system-bg h1 {
        top: 220px;
        font-size: 3.5rem;
    }   
    .system-bg h1::after,
    .system-bg h1::before,
    .system-bg p::after,
    .system-bg p::before{
        display: none;
    }
    #system-1 {
        background-size: 150%;
        background-position: -250px -380px;
    }
    #system-1.system-description p {
        left: 2.5%;
        width: 95%;
        font-size: 1rem;
    }
    #system-1.system-description h1 {
        font-size: 6rem;
    }
    #system-2 {
        background-size: 150%;
        background-position: -4px -25px;
    }
    #system-2.system-description .header {
        font-size: 3.5rem;
        width: 50%;
        top: 28%;
        right: 5%;
        text-align: center;
    }
    #system-2.system-description .description {
        font-size: 1.1rem;
        line-height: 1.5rem;
        bottom: 2%;
        left: 2%;
        width: 40%;
    }
    #system-3 {
        background-size: 160%;
        background-position: -260px -5px;
    }
    #system-3.system-description .header {
        font-size: 2.5rem;
        left: 25px;
        text-shadow: 5px 5px 0px #5f5f5f;
        width: 500px;
    }
    #system-3.system-description .description {
        font-size: 1rem;
        top: 40%;
        left: 25px;
        width: 480px;
        line-height: 1.8rem;
    }
    
    #system-4.system-description .header {
        font-size: 4rem;
        top: 20%;
        left: 2%;
        width: auto;
    }
    #system-4.system-description .header::after {
        width: 100%;
        bottom: -10px;
        left: 0;
    }
    #system-4.system-description .header2::after {
        width: 100%;
        bottom: -10px;
        right: auto;
        left: 0;
    }
    #system-4.system-description .header2 {
        font-size: 3.5rem;
        letter-spacing: -4px;
        right: 2%;
        width: auto;
        top: 21%;
    }
    #system-4.system-description .description {
        font-size: 1.2rem;
        top: 45%;
        left: 2%;
        width: 35%;
        line-height: 1.7rem;
    }
    #system-4.system-description .description2 {
        font-size: 1.3rem;
        top: 45%;
        width: 35%;
        line-height: 1.4rem;
        right: 2%;
    }
    #system-5 {
        background-size: 160%;
        background-position: -570px 0;
    }
    #system-5.system-description .header {
        font-size: 5rem;
        top: 25%;
        right: 10%;
    }
    #system-5.system-description .description {
        line-height: 2rem;
        top: 65%;
        left: 5%;
        padding: 5px;
        width: 90%;
        font-size: 1.2rem;
    }
}
@media (max-width: 900px) and (orientation: landscape){
    .system-bg {
        height: 118vh;
        width: 100%;
        overflow: hidden;
        margin-top: -220px;
    }
    .system-bg img {
        width: auto;
        height: 200%;
        transform: scale(0.8);
        margin-left: -250px;
        margin-top: -110px;
    }
    .system-icons {
        padding: 5px;
        margin-top: 25px;

    }
    .system-item h1{
        display: none;
    }
    .system-item {
        height: 35px;
        width: 35px;
        margin: 5px 5px;
        border-radius: 10px;
    }
    .system-item .icon {
        left: -32px;
        top: -33px;
        transform: scale(0.2);
        transition: .2s;
        z-index: 2;
    }
        .system-item:hover .icon{
        transform: scale(0.3);
        opacity: .95;
}
    .system-bg h1 {
        top: 3%;
        font-size: 7vw;
    }
    .system-bg p {
        font-size: 10vw;
        letter-spacing: 1rem;
        margin: 15px auto;
        font-weight: 300;
    }    
    .system-description{
        padding: 10px;
    }
    #system-1 {
        background-size: 150%;
        background-position: -130px -610px;
    }
    #system-2 {
        background-size: 170%;
        background-position: -310px -90px;
    }
    #system-3 {
        background-size: 190%;
        background-position: -300px -215px;
    }
    #system-4 {
        background-size: 180%;
        background-position: -160px -50px;
    }
    #system-5 {
        background-size: 200%;
        background-position: -350px -90px;
    }
    #system-1.system-description h1,
    #system-2.system-description .header,
    #system-3.system-description .header,
    #system-4.system-description .header,
    #system-5.system-description .header{
        font-size: 3rem;
        top: 15%;
        left: 2%;
        width: 96%;
        font-weight: 200;
    }
    
    #system-1.system-description p,
    #system-2.system-description .description,
    #system-3.system-description .description,
    #system-4.system-description .description,
    #system-5.system-description .description{
        bottom: 2%;
        left: 2%;
        padding: 0 0px;
        width: 96%;
        font-size: 1rem;
        line-height: 1.4rem;
    }
    #system-5.system-description .header{
        font-size: 3rem;
        top: 10%;
        left: 2%;
        width: 96%;
        font-weight: 200;
    }
    #system-5.system-description .description {
        bottom: 5%;
        left: 2%;
        padding: 0 0px;
        width: 96%;
        font-size: 1rem;
        line-height: 1.4rem;
        height: auto;
        top: auto;
        padding: 5px;
        background: black;
    }
     #system-4.system-description .header2,
    #system-4.system-description .description2{
        display: none;
    }
    #system-5.system-description .description:hover {
        background: black;
    }
    .systems-tip{
        display: none;
    }
}
@media (max-width: 425px){
        .system-bg {
        height: 110vh;
        width: 100%;
        overflow: hidden;
        margin-top: -220px;
    }
    .system-bg img {
        width: auto;
        height: 100%;
        transform: scale(1);
        margin-left: -300px;
    }
    .system-icons {
        padding: 5px;
        margin-top: 25%;
    }
    .system-item h1{
        display: none;
    }
    .system-item {
        height: 35px;
        width: 35px;
        margin: 5px 5px;
        border-radius: 10px;
    }
    .system-item .icon {
        left: -32px;
        top: -33px;
        transform: scale(0.2);
        transition: .2s;
        z-index: 2;
    }
    .system-bg h1 {
        top: 4%;
        font-size: 9vw;
    }
    .system-bg p {
        text-transform: uppercase;
        font-size: 13vw;
        letter-spacing: 1rem;
        margin: 50px auto;
        font-weight: 300;
    }    
    .system-description{
        padding: 10px;
    }
    #system-1 {
        background-size: 330%;
        background-position: -550px -300px;
    }
    #system-2 {
        background-size: 300%;
        background-position: -110px 0px;
    }
    #system-3 {
        background-size: 330%;
        background-position: -660px -5px;
    }
    #system-4 {
        background-size: 180%;
        background-position: -160px -50px;
    }
    #system-5 {
        background-size: 400%;
        background-position: -800px 0;
    }
    #system-1.system-description h1,
    #system-2.system-description .header,
    #system-3.system-description .header,
    #system-4.system-description .header,
    #system-5.system-description .header{
        font-size: 3rem;
        top: 10%;
        left: 2%;
        width: 96%;
        font-weight: 200;
    }
    
    #system-1.system-description p,
    #system-2.system-description .description,
    #system-3.system-description .description,
    #system-4.system-description .description,
    #system-5.system-description .description{
        bottom: 5%;
        left: 2%;
        padding: 0 0px;
        width: 96%;
        font-size: 1rem;
        line-height: 1.4rem;
    }
    #system-5.system-description .header{
        font-size: 3rem;
        top: 10%;
        left: 2%;
        width: 96%;
        font-weight: 200;
    }
    #system-5.system-description .description {
        bottom: 5%;
        left: 2%;
        padding: 0 0px;
        width: 96%;
        font-size: 1rem;
        line-height: 1.4rem;
        height: auto;
        top: auto;
        padding: 5px;
        background: black;
    }
     #system-4.system-description .header2,
    #system-4.system-description .description2{
        display: none;
    }
    #system-5.system-description .description:hover {
        background: black;
    }
    .systems-tip{
        display: none;
    }
}