/* ALL */
.hamburger {
    display: inline-block;
    width: 50px;
    height: 40px;
    padding: 5px;
    color: #ecf0f1;
    text-align: center;
}

.hamburger, .hamburger * {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.hamburger .line {
    width: 100%;
    height: 5px;
    background: #FFF;
    display: block;
    margin: 0px auto 8px auto;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.hamburger .line:last-child {
    margin-bottom: 0px;
}

.hamburger:hover {
    cursor: pointer;
}

/* ONE */
.hamburger-1.is-active .line:nth-child(2) {
    opacity: 0;
}

.hamburger-1.is-active .line:nth-child(1) {
    -webkit-transform: translateY(13px) rotate(45deg);
    -ms-transform: translateY(13px) rotate(45deg);
    -o-transform: translateY(13px) rotate(45deg);
    transform: translateY(13px) rotate(45deg);
}

.hamburger-1.is-active .line:nth-child(3) {
    -webkit-transform: translateY(-13px) rotate(-45deg);
    -ms-transform: translateY(-13px) rotate(-45deg);
    -o-transform: translateY(-13px) rotate(-45deg);
    transform: translateY(-13px) rotate(-45deg);
}

/* TWO */
.hamburger-2.is-active .line:nth-child(1) {
    -webkit-transform: translateY(13px);
    -ms-transform: translateY(13px);
    -o-transform: translateY(13px);
    transform: translateY(13px);
}

.hamburger-2.is-active .line:nth-child(3) {
    -webkit-transform: translateY(-13px);
    -ms-transform: translateY(-13px);
    -o-transform: translateY(-13px);
    transform: translateY(-13px);
}

/* THREE */
.hamburger-3.is-active .line:nth-child(1),
.hamburger-3.is-active .line:nth-child(3) {
    width: 40px;
}

.hamburger-3.is-active .line:nth-child(1) {
    -webkit-transform: translateX(-10px) rotate(-45deg);
    -ms-transform: translateX(-10px) rotate(-45deg);
    -o-transform: translateX(-10px) rotate(-45deg);
    transform: translateX(-10px) rotate(-45deg);
}

.hamburger-3.is-active .line:nth-child(3) {
    -webkit-transform: translateX(-10px) rotate(45deg);
    -ms-transform: translateX(-10px) rotate(45deg);
    -o-transform: translateX(-10px) rotate(45deg);
    transform: translateX(-10px) rotate(45deg);
}

/* FOUR */
.hamburger-4.is-active .line:nth-child(1),
.hamburger-4.is-active .line:nth-child(3) {
    width: 40px;
}

.hamburger-4.is-active .line:nth-child(1) {
    -webkit-transform: translateX(10px) rotate(45deg);
    -ms-transform: translateX(10px) rotate(45deg);
    -o-transform: translateX(10px) rotate(45deg);
    transform: translateX(10px) rotate(45deg);
}

.hamburger-4.is-active .line:nth-child(3) {
    -webkit-transform: translateX(10px) rotate(-45deg);
    -ms-transform: translateX(10px) rotate(-45deg);
    -o-transform: translateX(10px) rotate(-45deg);
    transform: translateX(10px) rotate(-45deg);
}

/* FIVE */
.hamburger-5.is-active {
    -webkit-transform: rotate(90deg);
    -ms-transform: rotate(90deg);
    -o-transform: rotate(90deg);
    transform: rotate(90deg);
}

.hamburger-5.is-active .line:nth-child(2) {
    -webkit-transition: none;
    -moz-transition: none;
    -o-transition: none;
    transition: none;
}

.hamburger-5 .line:nth-child(2) {
    -webkit-transition-delay: 0.3s;
    -moz-transition-delay: 0.3s;
    -o-transition-delay: 0.3s;
    transition-delay: 0.3s;
}

.hamburger-5.is-active .line:nth-child(2) {
    opacity: 0;
}

.hamburger-5.is-active .line:nth-child(1),
.hamburger-5.is-active .line:nth-child(3) {
    width: 35px;
    -webkit-transform-origin: right;
    -moz-transform-origin: right;
    -ms-transform-origin: right;
    -o-transform-origin: right;
    transform-origin: right;
}

.hamburger-5.is-active .line:nth-child(1) {
    -webkit-transform: translateY(15px) rotate(45deg);
    -ms-transform: translateY(15px) rotate(45deg);
    -o-transform: translateY(15px) rotate(45deg);
    transform: translateY(15px) rotate(45deg);
}

.hamburger-5.is-active .line:nth-child(3) {
    -webkit-transform: translateY(-15px) rotate(-45deg);
    -ms-transform: translateY(-15px) rotate(-45deg);
    -o-transform: translateY(-15px) rotate(-45deg);
    transform: translateY(-15px) rotate(-45deg);
}

/* SIX */
.hamburger-6.is-active {
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    -webkit-transition-delay: 0.6s;
    -moz-transition-delay: 0.6s;
    -o-transition-delay: 0.6s;
    transition-delay: 0.6s;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
}

.hamburger-6.is-active .line:nth-child(2) {
    width: 0px;
}

.hamburger-6.is-active .line:nth-child(1),
.hamburger-6.is-active .line:nth-child(3) {
    -webkit-transition-delay: 0.3s;
    -moz-transition-delay: 0.3s;
    -o-transition-delay: 0.3s;
    transition-delay: 0.3s;
}

.hamburger-6.is-active .line:nth-child(1) {
    -webkit-transform: translateY(13px);
    -ms-transform: translateY(13px);
    -o-transform: translateY(13px);
    transform: translateY(13px);
}

.hamburger-6.is-active .line:nth-child(3) {
    -webkit-transform: translateY(-13px) rotate(90deg);
    -ms-transform: translateY(-13px) rotate(90deg);
    -o-transform: translateY(-13px) rotate(90deg);
    transform: translateY(-13px) rotate(90deg);
}

/* SEVEN */
.hamburger-7.is-active .line:nth-child(1) {
    width: 30px;
}

.hamburger-7.is-active .line:nth-child(2) {
    width: 40px;
}

.hamburger-7.is-active .line {
    -webkit-transform: rotate(30deg);
    -ms-transform: rotate(30deg);
    -o-transform: rotate(30deg);
    transform: rotate(30deg);
}

/* EIGHT */
.hamburger-8.is-active .line:nth-child(2) {
    opacity: 0;
}

.hamburger-8.is-active .line:nth-child(1) {
    -webkit-transform: translateY(13px);
    -ms-transform: translateY(13px);
    -o-transform: translateY(13px);
    transform: translateY(13px);
}

.hamburger-8.is-active .line:nth-child(3) {
    -webkit-transform: translateY(-13px) rotate(90deg);
    -ms-transform: translateY(-13px) rotate(90deg);
    -o-transform: translateY(-13px) rotate(90deg);
    transform: translateY(-13px) rotate(90deg);
}

/* NINE */
.hamburger-9 {
    position: relative;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.hamburger-9.is-active {
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
}

.hamburger-9:before {
    content: "";
    position: absolute;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    width: 70px;
    height: 70px;
    border: 5px solid transparent;
    top: calc(50% - 35px);
    left: calc(50% - 35px);
    border-radius: 100%;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.hamburger-9.is-active:before {
    border: 5px solid #ecf0f1;
}

.hamburger-9.is-active .line {
    width: 35px;
}

.hamburger-9.is-active .line:nth-child(2) {
    opacity: 0;
}

.hamburger-9.is-active .line:nth-child(1) {
    -webkit-transform: translateY(13px);
    -ms-transform: translateY(13px);
    -o-transform: translateY(13px);
    transform: translateY(13px);
}

.hamburger-9.is-active .line:nth-child(3) {
    -webkit-transform: translateY(-13px) rotate(90deg);
    -ms-transform: translateY(-13px) rotate(90deg);
    -o-transform: translateY(-13px) rotate(90deg);
    transform: translateY(-13px) rotate(90deg);
}

/* TEN */
.hamburger-10 {
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.hamburger-10.is-active {
    -webkit-transform: rotate(90deg);
    -ms-transform: rotate(90deg);
    -o-transform: rotate(90deg);
    transform: rotate(90deg);
}

.hamburger-10.is-active .line:nth-child(1) {
    width: 30px
}

.hamburger-10.is-active .line:nth-child(2) {
    width: 40px
}

/* ELEVEN */
.hamburger-11 {
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.hamburger-11.is-active {
    animation: smallbig 0.6s forwards;
}

@keyframes smallbig {
    0%, 100% {
        -webkit-transform: scale(1);
        -ms-transform: scale(1);
        -o-transform: scale(1);
        transform: scale(1);
    }

    50% {
        -webkit-transform: scale(0);
        -ms-transform: scale(0);
        -o-transform: scale(0);
        transform: scale(0);
    }
}

.hamburger-11.is-active .line:nth-child(1),
.hamburger-11.is-active .line:nth-child(2),
.hamburger-11.is-active .line:nth-child(3) {
    -webkit-transition-delay: 0.2s;
    -moz-transition-delay: 0.2s;
    -o-transition-delay: 0.2s;
    transition-delay: 0.2s;
}

.hamburger-11.is-active .line:nth-child(2) {
    opacity: 0;
}

.hamburger-11.is-active .line:nth-child(1) {
    -webkit-transform: translateY(13px) rotate(45deg);
    -ms-transform: translateY(13px) rotate(45deg);
    -o-transform: translateY(13px) rotate(45deg);
    transform: translateY(13px) rotate(45deg);
}

.hamburger-11.is-active .line:nth-child(3) {
    -webkit-transform: translateY(-13px) rotate(-45deg);
    -ms-transform: translateY(-13px) rotate(-45deg);
    -o-transform: translateY(-13px) rotate(-45deg);
    transform: translateY(-13px) rotate(-45deg);
}

/* TWELVE */
.hamburger-12.is-active .line:nth-child(1) {
    opacity: 0;
    -webkit-transform: translateX(-100%);
    -ms-transform: translateX(-100%);
    -o-transform: translateX(-100%);
    transform: translateX(-100%);
}

.hamburger-12.is-active .line:nth-child(3) {
    opacity: 0;
    -webkit-transform: translateX(100%);
    -ms-transform: translateX(100%);
    -o-transform: translateX(100%);
    transform: translateX(100%);
}