body, html {
    width: 100%;
    height: 100%;
}

.curtain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(300deg,#021a1f,#053742,#39A2DB);
    background-size: 180% 180%;
    animation: gradient-animation 15s ease infinite;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: transform 0.5s ease-in-out;
    transform: translateY(0);
}

@keyframes gradient-animation {
    0% {
      background-position: 0% 50%;
    }
    50% {
      background-position: 100% 50%;
    }
    100% {
      background-position: 0% 50%;
    }
}

.curtain.hidden {
    transform: translateY(-100%);
    overflow: hidden;
}

body.curtain-hidden {
    overflow: auto;
}

.curtain-content {
    font-family: 'Bold Font';
    text-align: center;
    color: #efbf74;
    width: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.logo {
    width: 400px;
    margin-top: 100px;
    margin-bottom: 50px;
    align-self: center;
}

.categories {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 20px;
}

.row {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-bottom: 10px;
}

.category {
    margin-top: 30px;
    margin-right: 50px;
    font-size: 50px;
    cursor: pointer;
}

.close-bar {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    bottom: 0;
    left: 0;
    background-color: #efbf74;
    padding: 10px 0;
    box-sizing: border-box;
}

#arrow {
    width: 35px;
    height: auto;
}

#close-btn {
    background-color: transparent;
    color: #000;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 18px;
}

.open-button {
    color: #efbf74;
    position: fixed;
    top: 20px;
    right: 20px;
    width: 100px;
    height: 100px;
    border: 3px solid #efbf74;
    border-radius: 45px;
    transition: all 0.3s;
    cursor: pointer;
    z-index: 1001;
    background: rgba(31, 31, 31, 0.7);
    font-size: 20px;
    font-weight: 400;
    opacity: 0;
    transition: all 0.3s;
    pointer-events: none;
  }
  
  .open-button:hover {
    background: #021014;
  }

.open-button.visible {
    opacity: 1;
    pointer-events: auto;
}

#lines {
    height: 50px;
    width: 50px;
}


.curtain.hidden {
    transform: translateY(-100%);
}

.container {
    width: 100%;
    overflow: hidden;
    white-space: nowrap;
}

.moving-text {
    font-family: 'Bold Font';
    color: #efbf74;;
    display: inline-block;
    font-size: 150px;
    white-space: nowrap;
    animation: moveText 20s linear infinite;
}

.moving-text span {
    display: inline-block;
    padding-right: 200px;
}

@keyframes moveText {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

#section1 {
    background-color: #053742;
    padding-bottom: 100px;
  }
  
  #section2 {
    background-color: #085162;
    /*background: linear-gradient(#096b81,#053742);*/
  }
  
  #section3 {
    background-color: #053742;
    padding-bottom: 100px;
   
  }

  #section4 {
    background-color: #085162;
  }