style.css

html{
    height: 100%;
}

body{
    position: relative;
    min-height: 100%;
    background: rgba(0,0,0,0.5) url("./img/bg.png");
    background-blend-mode: darken;
    transition: 0.7s;
    background-size: cover;
    background-attachment: fixed;
    background-repeat: no-repeat;
    font-family: monospace;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header img{
    width: 65px;
    margin-left: -10px;
}

.header audio{
    margin-right: 10px;
}

.section{
    display: flex;
    justify-content: center;
    align-items: center;
}

.disappear{
    display: flex;
    flex-direction: column;
}

.disappear form{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.btn-start{
    font-size: 30px;
    font-family: monospace;
    letter-spacing: 1em;
    margin-top: 18%;
    color: #f5f5f5;

    filter: drop-shadow(0 0 10px);
    background: none;
    border: none;
    cursor: pointer;
}
   
.btn-start {
    animation: loading6454 1.75s ease infinite;
}
   
.btn-start:nth-child(2) {
    animation-delay: 0.25s;
}
   
.btn-start:nth-child(3) {
    animation-delay: 0.5s;
}
   
.btn-start:nth-child(4) {
    animation-delay: 0.75s;
}
   
.btn-start:nth-child(5) {
    animation-delay: 1s;
}
   
.btn-start:nth-child(6) {
    animation-delay: 1.25s;
}
   
.btn-start:nth-child(7) {
    animation-delay: 1.5s;
}
   
@keyframes loading6454 {
    0%, 100% {
     transform: translateY(0);
    }
   
    50% {
     transform: translateY(-10px);
    }
}

.input-newword{
    width: 60%;
    margin: 20px;
    margin-top: 20%;
    resize: none;
    border: none;
    border-bottom: 1px solid white;
    outline: none;
    color: white;
    font-size: 15px;
    letter-spacing: 3px;
    background: transparent;
    text-align: center;
}

.btn-addword{
    font-size: 15px;
    font-family: monospace;
    letter-spacing: 10px;
    margin-top: 20px;
    color: #f5f5f5;
    filter: drop-shadow(0 0 10px);
    background: none;
    border: 1px solid white;
    padding: 10px;
    padding-left: 13px;
    border-radius: 20px;
    cursor: pointer;
}

.addpop{
    box-shadow: none !important;
    letter-spacing: 10px !important;
    padding: 10px !important;
    border: 1px solid white !important;
    border-radius: none !important;
    background: none !important;
}

.appear{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.illustration{
    display: flex;
    align-items: center;
    justify-content: center;
} 

.illustration img{
    width: 60%;
    border-radius: 30px;
    margin: 10px;
}

.countdown{
    color: white;
    font-size: 40px;
}

.guessed{
    display:inline-block;
    vertical-align: middle;
    width: 25px;
    height: 40px;
    margin: 15px 15px 25px 15px;
    filter: drop-shadow(0 0 10px);
    font-size: 30px;
    color: #f5f5f5;
    border-bottom: 3px solid #f5f5f5;
    text-transform: uppercase;
}

.wrongletters{
    height: 30px;
}

.notguessed{
    color: #7c1616;
    margin: 15px;
    font-size: 25px;
}

.button{
    margin-top: 20px;
}

.popup{
    opacity: 0.8;
}

.titlesweet{
    color: #f5f5f5 !important;
    margin: 40px !important;
    font-size: 50px !important;
    font-style: normal !important;
}

.buttonsweet{
    background: black !important;
    color: white !important;
    border: 1px solid white !important;
    border-radius: 20px !important;
    letter-spacing: 3px;
    margin-top: 20px !important;
}

.btn-newgame{
    font-size: 15px;
    font-family: monospace;
    letter-spacing: 10px;
    color: #f5f5f5;
    filter: drop-shadow(0 0 10px);
    background: none;
    border: none;
    cursor: pointer;
    margin: 8px;
    margin-right: 15px ;
}

.btn-giveup{
    font-size: 15px;
    font-family: monospace;
    letter-spacing: 10px;
    color: #f5f5f5;
    filter: drop-shadow(0 0 10px);
    background: none;
    border: none;
    cursor: pointer;
    margin: 8px;
    margin-left: 15px;
}

.footer{
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer p{
    color:#f5f5f5
}

.content{
    display: grid;
    row-gap: 5px;
    grid-template:
    "header" 7%
    "section" auto
    "footer" 7% ;
}

@media screen and (max-width:480px) {
    .addpop{
        letter-spacing: 2px !important;
        padding: 3px !important;
    }

    .illustration img{
        width: 85%;
    }

    .btn-start{
        font-size: 100%;
        text-transform: uppercase;
    }
    .input-newword{
        width: 100%;
    }
    .word{
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-top: 10px;
        margin-bottom: 10px;
    }

    .guessed{
        width: 100%;
        margin: 10px;
        font-size: 18px;
        text-align: center;
    }

    .button{
        display: flex;
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }

}

@media screen and (max-width:1023px) {
    .addpop{
        letter-spacing: 2px !important;
        padding: 3px !important;
    }

    .btn-start{
        font-size: 100%;
        text-transform: uppercase;
    }
    .input-newword{
        width: 100%;
    }
    .word{
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-top: 10px;
        margin-bottom: 10px;
    }

    .guessed{
        margin: 10px;
        text-align: center;
    }

    .button{
        display: flex;
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }

}