*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html{
    background-image: url(pattern1.jpg);
    background-repeat: repeat;
}
body{
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    flex-direction: column;
}
main{
    width: 100%;
}
.gap{
    height: 40px;
}
/*-------------------------------------------*/


/*-------------------------------------------*/

.content_1{
    position: relative;
    top: -110;
    width: 100%;
    height: 1010px;
    background-image: url(koenigsegg-gemera-galerie.webp);
    background-size: cover;
    background-position: center;
}
.topbar{
    position: sticky;
    top: 0;
    z-index: 11;
    display: flex;
    justify-content: space-between;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    padding: 10px;
    backdrop-filter: blur(5px);
    box-shadow: 0px 0px 10px black;
}
.topbar .left{
    display: flex;
    justify-content: space-evenly;
    color: white;
}
.logo{
    width: 100px;
    height: 50px;
}
#txt{
    font-size: 40px;
    text-shadow: 2px 2px 3px black;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}
.topbar .right{
    display: flex;
    width: 700px;
    justify-content: space-evenly;
}
.right button{
    background: none;
    border: 1px solid rgba(0, 0, 0, 0);
    padding: 10px;
    color: white;
    border-radius: 15px;
    font-size: 25px;
    text-shadow: 2px 2px 3px black;
}
.right button:hover{
    border: 1px solid yellow;
    transition: all 0.5s ease;
}

/*-------------------------------------------*/

#menu{
    width: 100%;
    height: 100%;
    background-color: rgba(55, 161, 161, 0.5);
    backdrop-filter: blur(2px);
    z-index: 10;
    transition: top 1s ease-in-out;
}
.menubtn{
    position: relative;
    top: 9px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 30px;
    cursor: pointer;
    transition: all 0.5s ease-in-out;
    z-index: 10;
}
.menubtn_x{
    width: 50px;
    height: 3px;
    background-color: white;
    border-radius: 5px;
    transition: all 0.5s ease-in-out;
}
.menubtn_x::before, .menubtn_x::after{
    content: "";
    position: absolute;
    width: 40px;
    height: 3px;
    background-color: white;
    border-radius: 5px;
    transition: all 0.5s ease-in-out;
}
.menubtn_x::before{
    transform: translateY(-16px);
}
.menubtn_x::after{
    transform: translateY(16px);
}
.menubtn.open .menubtn_x{
    transform: translate(-50px);
    background: transparent;
    box-shadow: none;
}
.menubtn.open .menubtn_x::before{
    transform: rotate(45deg) translate(35px, -35px);
    background-color: yellow;
}
.menubtn.open .menubtn_x::after{
    transform: rotate(-45deg) translate(35px, 35px);
    background-color: yellow;
}

/*-------------------------------------------*/
.gap2{
    height: 70px;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.95);
}

.content_2{
    background-color: rgba(0, 0, 0, 0.95); 
    box-shadow: 0px 20px 0px 0px rgba(0, 0, 0, 0.5), 0px -20px 0px 0px rgba(0, 0, 0, 0.5);
    height: 800px;
    width: 100%;
    z-index: 3;
}

.content_box{
    width: 100%;
    display: flex;
    flex-direction: column;
}

.buttons{
    width: 100%;
    display: flex;
    justify-content: space-evenly;
}
.buttons .btnback{
    position: relative;
    width: 300px;
    height: 70px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.5);
    overflow: hidden;
    box-shadow: 2px 2px 5px black;
}
.buttons .btnback::before{
    content: "";
    position: absolute;
    width: 20px;
    height: 1000%;
    background-color: yellow;
    z-index: 2;
    animation: rotate 4s linear infinite;
}
.buttons button{
    color: yellow;
    width: 350px;
    height: 64px;
    z-index: 3;
    border: 1px solid white;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    padding: 10px;
    color: rgb(255, 255, 255);
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    text-shadow: 2px 2px 3px black;
    font-size: 30px;
    font-weight: bold;
    padding: 1px;
}
.buttons button:hover{
    font-size: 33px;
    transition-duration: 0.5s;
}
@keyframes rotate{
    from{transform: rotate(0deg);}
    to{transform: rotate(360deg);}
}


.box{
    display: none;
    position: relative;
    top: -100px;
    color: white;
    width: 100%;
    height: 1000px;
    z-index: 1;
}
.box.active{
    display: block;
}
.boxtxt{
    width: 1000px;
    box-shadow: 0px 3px white;
    margin-top: 150px;
    margin-left: 50px;
    font-size: 60px;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    text-shadow: 5px 5px 10px black;
}

#box1{
    background-image: url(94c29aca8e7e6b5d_org\ \(1\).jpeg);
    background-position: center;
    background-size: cover;
}
#box2{
    background-image: url(12HK-7334-Oskar\ Bakke.jpeg);
    background-position: center;
    background-size: cover;
}
#box3{
    background-image: url(Koenigsegg\ Jesko\ Absolut\ -\ Side\ 2\ 2\ 2.jpeg);
    background-position: center;
    background-size: cover;
}