@import url(@import url('https://fonts.googleapis.com/css2?family=Raleway:wght@200&display=swap'););

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Raleway ;
}
:root{
    --clr: #000115;
    
}

body{
    display:flex;
    justify-content:left;
    align-items:top;
    min-height: 100vh;
    background: var(--clr);
     
}

.navigation{
    position: relative; 
    width:400px;
    height:70px;
    display:flex;
    justify-content:center;
    align-items:center;
    background:#ffffff;
    border-radius:10px;
    transform: translateY(30px);
}
 
.navigation ul{
    display:flex;
    width:350px;
}
.navigation ul li{
    position: relative;
    list-style: none;
    width: 70px;
    height: 70px;
    z-index: 1;
}
.navigation ul li a{
    position: relative;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    width: 100%;
    text-align: center;
}
.navigation ul li a .icon{
    position: relative;
    display: block;
    line-height: 75px;
    font-size: 1.5em;
    transition:0.45s;
    color: var(--clr);
}
.navigation ul li.active a .icon{
    transform: translateY(-33px);
}
.navigation ul li a .text{
    position: absolute;
    color: var(--clr);
    font-size: .85em;
    opacity: 0.0;
    transform: translateY(20px);
}
.navigation ul li.active a .text {
    position: absolute;
    opacity:1;
    transform: translateY(10px);
}

.indicator{
    position: absolute;
    top: -50%;
    width: 60px;
    height: 60px;
    background: #007fff; 
    border-radius: 50%;
    border: 6px solid var(--clr);
    transition: 0.5s;
}
.indicator::before{
    content:'';
    position: absolute;
    top:47.5%;
    left:-31px;
    width:30px;
    height:30px;
    background: #f00;
    border-top-right-radius: 20px;
    box-shadow: 0px -10px 0 0 var(--clr);
    background: transparent;
}
.indicator::after {
    content: '';
    position: absolute;
    top: 47.5%;
    right: -31px;
    width: 30px;
    height: 30px;
    background: #f00;
    border-top-left-radius: 20px;
    box-shadow: 0px -10px 0 0 var(--clr);
    background: transparent;
}

.navigation ul li:nth-child(1).active ~ .indicator{
    transform: translateX(calc(70px * 0 ));
}
.navigation ul li:nth-child(2).active ~ .indicator {
    transform: translateX(calc(70px * 1));
}
.navigation ul li:nth-child(3).active ~ .indicator {
    transform: translateX(calc(70px * 2));
}
.navigation ul li:nth-child(4).active ~ .indicator {
    transform: translateX(calc(70px * 3));
}
.navigation ul li:nth-child(5).active ~ .indicator {
    transform: translateX(calc(70px * 4));
}

.iwindow{
    align-items: left;
    transform: translate3d(-385px, 110px,0px); 
    width:100%;
    border:none;
}