nav{
  background: #a1c8e6;  
  height: 80px;
  width: 100%;
}
label.logo{
    color: white;
    font-size: 35px;
    line-height: 80px;
    padding: 0 100px;
    font-weight: bold;
}
nav ul{
    float: right;
    margin-right: 20px;   
}
nav ul li{
    display: inline-block;
    line-height: 80px;
    margin: 0 5px;
}
nav ul li a{
    color: white;
    font-size: 17px;
    padding: 7px 13px;
    border-radius: 3px;
    text-transform: uppercase;
}
a.active,a:hover{
    background: #1b9bff;
    transition: .5s;
}
.checkbtn{
    font-size: 30px;
    color: white;
    float: right;
    line-height: 80px;
    margin-right: 40px;
    cursor: pointer;
    display: none;
}
#check{
    display: none;
}

@media (max-width: 952px){
    label.logo{
    font-size: 30px;
    padding-left: 50px;
    }
    nav ul li a{
    font-size: 16px;
    }
}
@media (max-width: 858px){
   .checkbtn{
    display: block;
   }
   ul{
    position: fixed;
    width: 100%;
    height: 100vh;
    background: #2c3e50;
    top: 80px;
    left: -100%;
    text-align: center;
    transition: all .5s;
   }
   nav ul li{
    display: block;
    margin: 50px 0;
    line-height: 30px;
   }
   nav ul li a{
    font-size: 20px;
   }
   a.active,a:hover{
    background: none;
    color: #0082e0;
   }
   #check:checked ~ ul{
    left: 0;
   }
}