*{
    margin: 0px;
    padding: 0px;
    font-family:sans-serif;
}
.hero{
    position:relative;
    width: 100%;
    height:100vh ;
    background: rgb(255, 253, 253);
}

nav{
    display: flex; 
    width:80%;
    padding: 20px 0;
    margin: left 0%;
    align-items: center;
    justify-content: space-between;
}

nav ul li{
    display:inline-block;
    list-style: none;
    margin:10px 20px;
}

.logo{
    margin-left: 10%;
    height: 10%;
    width: 20%;
}

nav ul li a{
    text-decoration: none;
    color:black;
    font-weight: bold;
}

nav ul li a:hover{
    color:red;
}

.detel{
    margin-left: 8%;
    margin-top: 13%;
}

.detel h1{
    font-size: 50px;
    color: #212121;
    margin-bottom:20px;
}

span{
    color: rgb(255, 255, 0);
}
.detel p{
    color: #555;
    line-height: 22px;
}

.detel a{
    background:#212121;
    padding: 10px 18px;
    text-decoration:none;
    font-weight: bold;
    color:#fff;
    display:inline-block;
    margin:30px 0;
    border-radius: 5px;
}

.detel a:hover{
    height:auto;
}

.images{
    width: 15%;
    height: 75%;
    position:absolute;
    bottom:0;
    right: 100px;
    margin: right 44px;
}

/* .boy{
 width: 80%;
 height: 45%;
}*/

.images img{
    height: 87%;
    position: absolute;
    left: 50px;
    bottom:0;
    transform :translateX(-70%);
    transition:bottom 3s, left 3s, right 3s;
    margin: left 34px;
}
.boy{
    height: 55px;
}

.images:hover .shape{
    bottom:44px;
    height:100%;
}
.images:hover .boy{
    left: 66px;
}