body {
    color: #333;
    font-family: 'Open Sans', sans-serif;
    margin: 0;
    padding: 0;
}

main {
    margin: 40px;
}

h1 {
     font-size: 30px;
     margin-bottom: 40px;
}

.button_container {
    border: 1px solid #ddd;
    margin: 0 10px 10px 0;
    padding: 20px;
    width: 300px;
    height: 300px;
    float: left;
    overflow: hidden;
    box-sizing: border-box;
    text-align: center;
}



a#btn_spotify {
    display: inline-block;
    height: 50px;
    box-sizing: border-box;
    border-radius: 25px;
    margin: auto;
    margin-top: 100px;
    padding: 10px 40px 0 40px;
    background-color: #2ebd59;
    border: 2px solid #2ebd59;
    color: #fff;
    font-size: 20px;
    font-family: 'Montserrat', sans-serif;
    font-weight: bold;
    text-decoration: none;
    transition: all .5s;
}

a#btn_spotify:hover {
    background-color: #fff;
    border: 2px solid #000;
    color: #000;
}

a#btn_amazon {
    display: block;
    width: 100px;
    height: 100px;
    box-sizing: border-box;
    border-radius: 50px;
    margin: auto;
    margin-top: 75px;
    padding-top: 8px;
    background-color: #232f3e;
    color: #fff;
    text-align: center;
    font-size: 60px;
    transition: all .2s;
}

a#btn_amazon:hover {
    background-color: #fc9a18;
}

a#btn_twitter {
    display: inline-block;
    height: 40px;
    box-sizing: border-box;
    border-radius: 4px;
    margin: auto;
    margin-top: 105px;
    padding: 10px 30px 0 30px;
    background-color: #56cdf1;
    color: #fff;
    font-size: 18px;
    font-family: 'Arial', sans-serif;
    font-weight: bold;
    text-decoration: none;
}

a#btn_twitter:hover {

    /* Permalink - use to edit and share this gradient: https://colorzilla.com/gradient-editor/#2ebfec+0,28a5cb+100 */
    background: rgb(46,191,236); /* Old browsers */
    background: -moz-linear-gradient(-45deg,  rgba(46,191,236,1) 0%, rgba(40,165,203,1) 100%); /* FF3.6-15 */
    background: -webkit-linear-gradient(-45deg,  rgba(46,191,236,1) 0%,rgba(40,165,203,1) 100%); /* Chrome10-25,Safari5.1-6 */
    background: linear-gradient(135deg,  rgba(46,191,236,1) 0%,rgba(40,165,203,1) 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#2ebfec', endColorstr='#28a5cb',GradientType=1 ); /* IE6-9 fallback on horizontal gradient */

}



a#btn_indiegogo {
    display: inline-block;
    position: relative;
    margin:auto;
    margin-top: 100px;
    padding: 8px 16px;
    background-color: #fff;
    color: #eb1478;
    font-family: 'Ubuntu', sans-serif;
    font-size: 30px;
    font-weight: bold;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: -2px;
    transition: all .2s;
}

a#btn_indiegogo:before {
    content: "";
    display: block;
    width: 0;
    height: 0;
    z-index: 1;
    position: absolute;
    top: 50%;
    left: 50%;
    background-color: #eb1478;
    transition: all .5s;
}

a#btn_indiegogo:hover {
    color: #fff;
}

a#btn_indiegogo:hover:before {
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
}

a#btn_indiegogo span {
    position: relative;
    z-index: 10;
}


/* ideo */
a#btn_ideo {
    display: inline-block;
    height: 45px;
    box-sizing: border-box;
    margin: auto;
    margin-top: 100px;
    padding: 10px 30px 0 30px;
    color: #000;
    font-size: 20px;
    font-family: 'Montserrat', sans-serif;
    font-weight: bold;
    text-decoration: none;
    text-transform: uppercase;
    position: relative; 
    overflow: hidden; 
    transition: background-color 0.5s, color 0.5s, 
}

a#btn_ideo:hover {
    background-color: #fff;
    color: #000;
}

/* Underline pseudo-element */
a#btn_ideo:after {
    content: ''; /* pseudo-element for the underline */
    position: absolute;
    bottom: 0;
    left: 0;
    height: 1.5px;
    width: 0; /* Set underline to be invisible in base state */
    background-color: #000; /* Black color underline */
    transition: width 0.5s ease; /* Growing effect */
}

a#btn_ideo:hover:after {
    width: 100%; /* Expand underline fully */
}




/* lyft */

#lyftimg {
    width: 6dvh;
    /* dvh = dynamic viewport height */
    /* dvh refers to 1% of the height of the viewport in its current dynamic state.*/
    display: block;
    margin: auto;
}

a#btn_lyft {
    display: inline-block;
    height: 50px;
    box-sizing: border-box;
    margin: auto;
    border-radius: 25px;
    margin-top: 100px;
    padding: 10px 30px;
    color: #11111F;
    transition: transform 0.5s ease, background-color 0.5s, border-color 0.5s, color 0.5s;
    border: 2px solid #fdb0dc;
    color: #fff;
    position: relative;  /* Set position relative for the transformation */
}

a#btn_lyft:hover {
    background-color: #fdcae7;
    border: 2px solid #fff;
    transform: translateX(50px); 
    width:50%;
}



/* New York Times */

#nyt{
    width: 24px;
    transform: translate(0, 50%); 
    display: block;
    margin: auto;
    transition: transform 1.0s ease; 
    transform-origin: center; /
}

a#btn_newyorker {
    display: inline-block;
    height: 65px;
    width: 65px;
    box-sizing: border-box;
    border-radius: 35px;
    margin: auto;
    margin-top: 90px;
    /* padding: 10px 30px 10px 30px; */
    background-color: #ffffff;
    color: #fff;
    font-family: "adobe-caslon-pro", serif;
    font-weight: normal;
    text-decoration: none;
    text-transform: capitalize;
    transition: border 0.5s ease;
}

a#btn_newyorker:hover {
    border: 0.5px solid black;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6), 
    0 8px 40px rgba(0, 0, 0, 0.3); 
    /* gradient shadow darker inside lighter outside */
}

a#btn_newyorker:hover #nyt {
    transform: translate(0, 50%) rotate(360deg); /* Rotate the logo within the button */
}


/* pottermore */

a#btn_pottermore {
    margin-top:60px;
    display: inline-block;
    width: 130px;
    height: 130px;
    background-color: #3f109d; 
    border: 3px solid #f8bb1f; 
    border-radius: 50%; 
    text-align: center;
    position: relative; 
    overflow: hidden; 
    transition: transform 0.3s ease; 
}

a#btn_pottermore:hover {
    transform: scale(1.1);
}

a#btn_pottermore span {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    width: 100%;
}

a#btn_pottermore img {
    width: 75%; 
}

a#btn_pottermore:after {
    content: '★'; 
    position: absolute;
    font-size: 6px; 
    color: #f8bb1f; 
    top: 50%; 
    left: 50%;
    opacity: 0; /* Hidden initially */
    transform: translate(-50%, -50%); 
    transition: opacity 0.3s ease; 
}

a#btn_pottermore:hover:after {
    opacity: 1;
    animation: random-bounce 2s infinite ease-in-out; 
}

@keyframes random-bounce {
    0% {
        top: 50%; 
        left: 50%;
    }
    25% {
        top: 30%; 
        left: 80%; 
    }
    50% {
        top: 80%; 
        left: 20%; 
    }
    75% {
        top: 50%; 
        left: 90%;
    }
    100% {
        top: 20%; 
        left: 50%;
    }
}




/* ibm */

a#btn_ibm {
    display: inline-block;
    margin-top:80px;
    padding: 5px 34px; 
    background-color: #ffffff; 
    color: #054ADA; 
    text-decoration: none; 
    border: 1px solid #000000; 
    border-radius: 3px; 
    transition: all 0.3s ease; 
    position: relative; 
    overflow: hidden;
}


a#btn_ibm span img {
    width: 80px; 
    vertical-align: middle; 

}

a#btn_ibm:hover {
    background: linear-gradient(90deg, #054ADA, #00b6ad); 
    color: #ffffff; 
    border:none;

}
a#btn_ibm:hover span img {
    filter: brightness(0) invert(1); 
}





/* apple */

a#btn_apple {
    display: block;
    width: 60px;
    height: 60px;
    position: relative; /* Make it relative for positioning the pseudo-element */
    box-sizing: border-box;
    border-radius: 50%;
    margin: auto;
    margin-top: 100px;
    padding-top: 8px;
    background-color: #fff;
    color: #000000; 
    text-align: center;
    font-size: 30px;
    transition: color 0.2s; 
    overflow: hidden; /* Hide overflow from the pseudo-element */
}

a#btn_apple:before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%; 
    height: 100%; 
    background-color: #000000; /* Background color */
    border-radius: 50%; /* Make it a circle */
    transform: translate(-50%, -50%) scale(0); 
    transition: transform 0.3s; /* Animate the scaling */
    z-index: 0; /* Place behind the icon */
}

a#btn_apple:hover:before {
    transform: translate(-50%, -50%) scale(1); /* Scale to full size */
}

a#btn_apple i {
    position: relative; 
    z-index: 1; /* Ensure icon above background */
    transition: color 0.2s; /* Smooth transition for color */
}

a#btn_apple:hover i {
    color: #fff; /* Change icon color on hover */
}



/* Container for the button */
.button_container {
    text-align: center;
    margin-top: 100px; /* Adjust spacing as needed */
}

/* Button styling */
a#btn_missouribotanicalgarden {
    display: inline-block;
    margin-top:60px;
    height: 140px;
    box-sizing: border-box;
    border-radius: 50px;
    padding:50px 30px 20px 30px;
    background-color: white; 
    border: 4px solid  #02531a; 
    color: #02531a; 
    font-size: 16px;
    font-family: "transat", sans-serif;
    font-weight: 700;
    font-style: normal;
    text-decoration: none;
    text-transform: uppercase;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden; 
}

a#btn_missouribotanicalgarden .line1,
a#btn_missouribotanicalgarden .line2 {
    display: block; 
}

/* Logo styling */
a#btn_missouribotanicalgarden .logo {
    position: absolute;
    top:30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0; /* Initially, the logo has 0 width */
    opacity: 0; /* Hide logo initially */
    transition: all 0.3s ease; 
}

/* Button hover effect */
a#btn_missouribotanicalgarden:hover {
    width: 240px; /* Expand button on hover to accommodate the logo */
    padding: 70px 30px 20px 30px;
    border-radius: 70px; /* Make the corners more rounded when hovered */
}

/* Show and expand the logo on hover */
a#btn_missouribotanicalgarden:hover .logo {
    width: 50px; 
    opacity: 1; 
}


/* cartoon network */

.button_container {
    text-align: center; 
    margin-top: 50px;
}

#btn_cartoonnetwork {
    display: inline-block;
    margin: auto;
    margin-top:80px;
    height: 200px;
    width: 200px;  
    box-sizing: border-box;
    background-color: #ffffff; 
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.1s ease;
}

a#btn_cartoonnetwork span img {
    width: 70%; 
    transition: transform 0.1s ease; 
}

a#btn_cartoonnetwork:hover #CNL {
    animation: bounce 0.6s ease infinite; /* Adjust duration for the bounce */
}

/* Keyframes for the bounce animation */
@keyframes bounce {
    0% {
        transform: translate(0, 0);
    }
    10% {
        transform: translate(20px, -30px);  
    }
    20% {
        transform: translate(-10px, -20px); 
    }
    30% {
        transform: translate(-20px, 15px);  
    }
    40% {
        transform: translate(20px, -30px);  
    }
    50% {
        transform: translate(-10px, -20px); 
    }
    60% {
        transform: translate(-20px, 15px);  
    }
    80% {
        transform: translate(10px, -10px); 
    }
    100% {
        transform: translate(0, 0); 
    }
}



/* instagram */

a#btn_instagram {
    display: inline-block;
    margin-top: 70px;
    position: relative;
    width: 100px; 
    height: 100px; 
    overflow: hidden; 
}

a#btn_instagram img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%; 
    height: 100%; 
    transition: opacity 0.2s ease-in-out, filter 0.1s ease; 
}
a#btn_instagram .img-2 {
    opacity: 0;
    width: 85%; 
    height: 85%; 
    top: 50%; 
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Flash twice before switching to img2 */
a#btn_instagram:hover .img-1 {
    animation: flash 1.2s ease-in-out 2; 
    opacity: 0; 
}

a#btn_instagram:hover .img-2 {
    opacity: 1; 
    transition: opacity 0.7s ease-in-out; 
}

@keyframes flash {
    0% {
        filter: brightness(1);
    }
    10% {
        filter: brightness(0) invert(1); /* 1st flash  */
    }
    15% {
        filter: brightness(1);
    }
    25% {
        filter: brightness(0) invert(1); /* 1st flash  */
    }
    50% {
        filter: brightness(1);
    }
    60% {
        filter: brightness(0) invert(1); /* 1st flash  */
    }
    65% {
        filter: brightness(1);
    }
    75% {
        filter: brightness(0) invert(1); /* 2nd flash */
    }
    100% {
        filter: brightness(1);
    }
}


/* COCA COLA */
a#btn_cocacola {
    display: inline-block;
    margin-top: 70px;
    position: relative;
    width: 110px; 
    height: 110px; 
    overflow: hidden; 
}

a#btn_cocacola img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%; 
    height: 100%; 
    transition: opacity 0.3s ease-in-out; 
}

a#btn_cocacola .img-2 {
    opacity: 0;
    width: 130%; 
    height: 130%; 
    top: 50%; 
    left: 50%;
    transform: translate(-50%, -50%); 
}

a#btn_cocacola:hover .img-1 {
    animation: shake 0.4s ease-in-out, fadeOut 0.3s forwards 0.1s; /* Shake first, then fade out with delay */
}

/* On hover, img2 fades in right after img1 fades out */
a#btn_cocacola:hover .img-2 {
    opacity: 1; 
    transition: opacity 0.3s ease-in-out 0.5s; /
}

@keyframes shake {
    0% {
        transform: rotate(0deg);
    }
    15% {
        transform: rotate(15deg); 
    }
    30% {
        transform: rotate(30deg); 
    }
    40% {
        transform: rotate(15deg); 
    }
    50% {
        transform: rotate(30deg); 
    }
    75% {
        transform: rotate(15deg);
    }
    100% {
        transform: rotate(0deg);
    }
}

@keyframes fadeOut {
    0% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}