body {
    font-family: 'Raleway', sans-serif;
    
    /*background-image: linear-gradient(to right, #ffecd2 0%, #fcb69f 100%);*/
    background-image: linear-gradient(to top, #e6e9f0 0%, #eef1f5 100%);
    background-size: cover;
    background-repeat: no-repeat;
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(ellipse at bottom, #22E1FF, #1D8FE1, #625EB1 );
    font-weight: 300;
  }
  .all {
    display: flex;
    perspective: 10px;
    transform: perspective(300px) rotateX(20deg);
    will-change: perspective;
    perspective-origin: center center;
    transition: all 1.3s ease-out;
    justify-content: center;
    transform-style: preserve-3d;
  }
  .all:hover {
    perspective: 1000px;
    transition: all 1.3s ease-in;
    transform: perspective(10000px) rotateX(0deg);
    .text {
      opacity: 1;
    }
    & > div {
      opacity: 1;
      transition-delay: 0s;
    }
    .explainer {
      opacity: 0;
    }
  }
  
  .left, .center, .right, .lefter, .righter {
    width: 200px;
    height: 150px;
    transform-style: preserve-3d;
    border-radius: 10px;
    border: 1px solid #fff;
    box-shadow: 0 0 20px 5px rgba(100, 100, 255, .4);
    opacity: 0;
    transition: all .3s ease;
    transition-delay: 1s;
    position: relative;
    background-position: center center;
    background-size: contain;
    background-repeat: no-repeat;
    background-color: rgb(240, 245, 240);
    cursor: pointer;
    background-blend-mode: color-burn;
    
    &:hover {
      box-shadow: 0 0 30px 10px rgba(142, 142, 145, 0.6);
    background-color: #ccf;
    }
  }
  .text {
    transform: translateY(30px);
    opacity: 0;
    transition: all .3s ease;
    bottom: 0;
    left: 5px;
    position: absolute;
    will-change: transform;
    color: #140e0e;
    text-shadow: 0 0 5px rgba(100, 100, 255, .6)
  }
  .lefter {
    transform: translateX(-60px) translateZ(-50px) rotateY(-10deg);
    background-image: url(../images/HC-logo.jpg);
  }
  .left {
    transform: translateX(-30px) translateZ(-25px) rotateY(-5deg);
    background-image: url(../images/SwamyTT-logo.jpg);
  }
  .center {
    opacity: 1;
    background-image: url('../images/H-Group.jpg');
  }
  .right {
    transform: translateX(30px) translateZ(-25px) rotateY(5deg);
    background-image: url(../images/sll-logo.jpg);
  }
  .righter {
    transform: translateX(60px) translateZ(-50px) rotateY(10deg);
    background-image: url(../images/NT-logo.jpg);
  }
  .explainer {
    font-weight: 300;
    font-size: 2rem;
    color: #fff;
    transition: all .6s ease;
    width: 100%;
    height: 100%;
    background-color: #303050;
    background-image: radial-gradient(circle at center top, #cce, #33a);
    border-radius: 10px;
    text-shadow: 0 0 10px rgba(255, 255, 255, .8);
    
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  
  .ref {
    background-color: #000;
    background-image: linear-gradient(to bottom, #d80, #c00);
    border-radius: 3px;
    padding: 7px 10px;
    position: absolute;
    font-size: 16px;
    bottom: 10px;
    right: 10px;
    color: #fff;
    text-decoration: none;
    text-shadow: 0 0 3px rgba(0, 0, 0, .4);
    &::first-letter {
      font-size: 12px;
    }
  }

  @media only screen and (max-width: 600px) {
  
    body {
        font-family: 'Raleway', sans-serif;
        background-image: linear-gradient(to top, #e6e9f0 0%, #eef1f5 100%);
        background-size: cover;
        background-repeat: no-repeat;
        height: 100vh;
        overflow: hidden;
        display: flex;
        justify-content: center;
        align-items: center;
        background: radial-gradient(ellipse at bottom, #e6e9f0, #eef1f5);
        font-weight: 300;
    }
    
    .all {
        display: flex;
        flex-direction: column;
        perspective: 10px;
        transform: perspective(300px) rotateX(20deg);
        will-change: perspective;
        perspective-origin: center center;
        transition: all 1.3s ease-out;
        justify-content: center;
        transform-style: preserve-3d;
    }
    
    .all:hover {
        perspective: 1000px;
        transition: all 1.3s ease-in;
        transform: perspective(10000px) rotateX(0deg);
    }
    
    .all:hover .text {
        opacity: 1;
    }
    
    .all:hover > div {
        opacity: 1;
        transition-delay: 0s;
    }
    
    .all:hover .explainer {
        opacity: 0;
    }
    
    .left, .center, .right, .lefter, .righter {
        width: 200px;
        height: 150px;
        transform-style: preserve-3d;
        border-radius: 10px;
        border: 1px solid #fff;
        box-shadow: 0 0 20px 5px rgba(100, 100, 255, .4);
        opacity: 0;
        transition: all .3s ease;
        transition-delay: 1s;
        position: relative;
        background-position: center center;
        background-size: contain;
        background-repeat: no-repeat;
        background-color: rgb(240, 245, 240);
        cursor: pointer;
        background-blend-mode: color-burn;
    }
    
    .left:hover, .right:hover, .lefter:hover, .righter:hover {
        box-shadow: 0 0 30px 10px rgba(142, 142, 145, 0.6);
        background-color: #ccf;
    }
    
    .text {
        transform: translateY(30px);
        opacity: 0;
        transition: all .3s ease;
        bottom: 0;
        left: 5px;
        position: absolute;
        will-change: transform;
        color: #140e0e;
        text-shadow: 0 0 5px rgba(100, 100, 255, .6);
    }
    
    .lefter {
        transform: translateY(-60px) translateZ(-50px) rotateX(-10deg);
        background-image: url(../images/HC-logo.jpg);
    }
    
    .left {
        transform: translateY(-30px) translateZ(-25px) rotateX(-5deg);
        background-image: url(../images/SwamyTT-logo.jpg);
    }
    
    .center {
        opacity: 1;
        background-image: url('../images/H-Group.jpg');
    }
    
    .right {
        transform: translateY(30px) translateZ(-25px) rotateX(5deg);
        background-image: url(../images/sll-logo.jpg);
    }
    
    .righter {
        transform: translateY(60px) translateZ(-50px) rotateX(10deg);
        background-image: url(../images/NT-logo.jpg);
    }
    
    .explainer {
        font-weight: 300;
        font-size: 2rem;
        color: #fff;
        transition: all .6s ease;
        width: 100%;
        height: 100%;
        background-color: #303050;
        background-image: radial-gradient(circle at center top, #cce, #33a);
        border-radius: 10px;
        text-shadow: 0 0 10px rgba(255, 255, 255, .8);
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .ref {
        background-color: #000;
        background-image: linear-gradient(to bottom, #d80, #c00);
        border-radius: 3px;
        padding: 7px 10px;
        position: absolute;
        font-size: 16px;
        bottom: 10px;
        right: 10px;
        color: #fff;
        text-decoration: none;
        text-shadow: 0 0 3px rgba(0, 0, 0, .4);
    }
    
    .ref::first-letter {
        font-size: 12px;
    }
    

  }