#main-banner {
    display: flex;
    z-index: 1;
    position: relative;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #1A6CFF;
}


.sec-banner {
    position: relative;
}

.sec-banner>img {
    width: 100vw;
}

.surf_wave {
    position: absolute;
    top: 0;
    left: 15vw;
    animation: motion-wave 0.6s linear 0s infinite alternate;
}

.surf_wave>img {
    height: 40vw;
}

.surfer {
    top: 28vw;
    left: 43vw;
    position: absolute;
    animation: motion-surf 0.4s linear 0s infinite alternate;
}

.surfer>img {
    width: 5vw;
}

.ticketBtn {
    right: 15vw;
    margin-top: 3vh;
    position: absolute;
    animation: vibration 0.3s infinite;
}

.ticketBtn>a>img {
    width: 25vw;
}

.str {
    bottom: 0;
    height: 3.33333333rem;
    left: 50%;
    margin-left: -50%;
    position: absolute;
    right: auto;
    text-align: center;
    top: auto;
    width: 100%;
    margin-bottom: 10px;
}

.str>p {
    margin: 5px;
}

.str>span {
    animation: scrolldown 2s infinite;
    background-image: url("../images/underArrow.png");
    background-repeat: no-repeat;
    background-size: contain;
    bottom: 0.83333333rem;
    display: inline-block;
    height: 0.86111111rem;
    left: 50%;
    margin-left: -0.44444444rem;
    position: absolute;
    right: auto;
    top: auto;
    width: 0.91666667rem;
    -webkit-filter: brightness(1) invert(1);
    filter: brightness(1) invert(1);
}

@keyframes scrolldown {
    from {
        transform: translateY(0);
    }

    to {
        transform: translateY(100%);
    }
}


.sub-sec {
    box-sizing: border-box;
    overflow: hidden;
    padding: 2.22222222rem 0;
}

.sub-sec-title>h3 {
    display: inline-block;
    font-family: sans-serif;
    font-size: 2.5rem;
    line-height: 2.7777rem;
    position: relative;
    font-weight: 800;
}

.sub-sec-title>img {
    width: 50%;
    max-width: 200px;
    min-width: 170px;
}

.sub-sec-title>.title-under-line {
    width: 40vw;
    max-width: 500px;
    min-width: 300px;
    text-align: center;
    display: block;
    border-top: 3px solid black;
    margin: 10px auto;
}

@keyframes motion-wave {
    0% {
        margin-top: 0px;
        margin-left: 0px;
    }

    100% {
        margin-top: 5px;
        margin-left: 3px;
    }
}

@keyframes motion-surf {
    0% {
        margin-top: 0px;
        margin-left: 0px;
        transform: rotate(0.3deg);
    }

    100% {
        margin-top: 3px;
        margin-left: 3px;
        transform: rotate(-0.3deg);
    }
}

@keyframes vibration {
    from {
        transform: rotate(0.5deg);
    }

    to {
        transform: rotate(-0.5deg);
    }
}