@import url('https://fonts.googleapis.com/css2?family=Raleway:wght@400;700&display=swap');
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    
    justify-content: center;
    align-items: center;
    height: 100vh;
    
    font-family: 'Raleway', sans-serif;
    font-weight: bold;
}
.button{
    position: relative;
    display: inline-block;
    padding: 25px 30px;
    margin: 0 auto;
    margin-left: 0.7%;
    margin-right: 5%;
    
    color: #03e9f4;
    text-decoration: none;
    text-transform: uppercase;
    transition: 0.5s;
    letter-spacing: 4px;
    overflow: hidden;
    
   
}
.button2{
    position: relative;
    display: inline-block;
    padding: 25px 30px;
    margin: 0 auto;
    margin-right: 5%;
    color: #03e9f4;
    text-decoration: none;
    text-transform: uppercase;
    transition: 0.5s;
    letter-spacing: 4px;
    overflow: hidden;

}

.button3{
    position: relative;
    display: inline-block;
    padding: 25px 30px;
    margin: 0 auto;
    color: #03e9f4;
    text-decoration: none;
    text-transform: uppercase;
    transition: 0.5s;
    letter-spacing: 4px;
    overflow: hidden;

}


.button:hover{
    background: #03e9f4;
    color: #050801;
    box-shadow: 0 0 5px #03e9f4,
                0 0 25px #03e9f4,
                0 0 50px #03e9f4,
                0 0 200px #03e9f4;
     -webkit-box-reflect:below 1px linear-gradient(transparent, #0005);
}
.button:nth-child(1){
    filter: hue-rotate(0deg);
}
.button:nth-child(2){
    filter: hue-rotate(0deg);
}
.button span{
    position: absolute;
    display: block;
}
.button span:nth-child(1){
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg,transparent,#03e9f4);
    animation: animate1 1s linear infinite;
}
@keyframes animate1{
    0%{
        left: -100%;
    }
    50%,100%{
        left: 100%;
    }
}
.button span:nth-child(2){
    top: -100%;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg,transparent,#03e9f4);
    animation: animate2 1s linear infinite;
    animation-delay: 0.25s;
}
@keyframes animate2{
    0%{
        top: -100%;
    }
    50%,100%{
        top: 100%;
    }
}
.button span:nth-child(3){
    bottom: 0;
    right: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(270deg,transparent,#03e9f4);
    animation: animate3 1s linear infinite;
    animation-delay: 0.50s;
}
@keyframes animate3{
    0%{
        right: -100%;
    }
    50%,100%{
        right: 100%;
    }
}


.button span:nth-child(4){
    bottom: -100%;
    left: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(360deg,transparent,#03e9f4);
    animation: animate4 1s linear infinite;
    animation-delay: 0.75s;
}
@keyframes animate4{
    0%{
        bottom: -100%;
    }
    50%,100%{
        bottom: 100%;
    }
}

@media screen and (max-width: 576px){
    .button{
        position: relative;
        display: inline-block;
        padding: 25px 30px;
        margin: 0 auto;
        margin-right: 5%;
        
        color: #03e9f4;
        text-decoration: none;
        text-transform: uppercase;
        transition: 0.5s;
        letter-spacing: 4px;
        overflow: hidden;
    }
}