body {
    background-color: black;
    font-family: roboto;
}

.text-left {
    text-align: left !important;
}

#language {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0;
    margin: 0;
}

#language li {
    color: #31cac0;
    border: 2px solid #31cac0;
    padding: .75rem 0;
    margin: 5px 0;
    border-radius: 10px;
}

#language a {
    padding: .75rem;
}

p,
h2 {
    color: #31cac0
}

.h1 {
    color: rgb(49, 202, 192);
    text-align: center;
    margin-top: 3rem;
}

.page-alignment {
    width: 1050px;
    margin: auto;
}

table {
    border-collapse: separate;
    border-spacing: 2px;
}

.alkali-metal,
.alkaline-earth-metal,
.halogen,
.non-metal,
.noble-gas,
.lanthanide,
.transition-metal,
.actinide,
.metalloid,
.post-transition-metal {
    width: 54px;
    height: 53px;
    text-align: center;
    color: rgb(49, 202, 192);
    font-size: 18px;
    border: 2px solid;
    border-color: rgb(49, 202, 192);
    border-radius: 10px;
    background-color: black;
}

.element-name {
    position: relative;
    top: -10%;
}

.atomic-number {
    position: relative;
    top: -9%;
    left: -25%;
    font-size: 13px;
}

#alkali-metal-button,
#alkaline-earth-metal-button,
#transition-metal-button,
#halogen-button,
#non-metal-button,
#metalloid-button,
#post-transition-metal-button,
#noble-gas-button,
#actinide-button,
#lanthanide-button {
    width: 99px;
    height: 70px;
    text-align: center;
    color: rgb(49, 202, 192);
    border: 2px solid;
    border-color: rgb(49, 202, 192);
    float: left;
    margin: 3px;
    cursor: pointer;
    font-size: 17px;
    background-color: black;
    outline: none;
}

.row-space {
    height: 25px;
}

.info {
    position: absolute;
    width: 535px;
    height: 140px;
    top: 50px;
    margin: 10px;
    padding: 10px;
    color: rgb(49, 202, 192);
    line-height: .5;
    display: none;
}

#elements {
    margin-top: -10px;
}

ul li {
    list-style: none
}

ul li a {
    text-decoration: none;
    color: #31cac0
}

#elements-list-container {
    margin-top: 7rem;
}

#elements-list {
    column-count: 4;
    padding-left: 0;
}

#elements-list li {
    margin: .6rem 0;
}

@media (max-width:768px) {

    .toggle-menu-btn {
        height: 30px;
        width: 45px;
        position: relative;
        right: 0;
        padding: 0 5px;
        margin-top: 2rem;
    }

    .second-menu-line:nth-child(1) {
        top: 0;
        -webkit-transform-origin: left center;
        -moz-transform-origin: left center;
        -o-transform-origin: left center;
        transform-origin: left center;
    }

    .second-menu-line:nth-child(2) {
        top: 8px;
        -webkit-transform-origin: left center;
        -moz-transform-origin: left center;
        -o-transform-origin: left center;
        transform-origin: left center;
    }

    .second-menu-line:nth-child(3) {
        top: 16px;
        -webkit-transform-origin: left center;
        -moz-transform-origin: left center;
        -o-transform-origin: left center;
        transform-origin: left center;
    }

    .second-menu-line {
        height: 4px;
        width: 30px;
        background-color: rgb(49,202,192);
        border-radius: 20px;
        position: absolute;
        left: 0;
        -webkit-transform: rotate(0);
        -moz-transform: rotate(0);
        -o-transform: rotate(0);
        transform: rotate(0);
        -webkit-transition: .25s ease-in-out;
        -moz-transition: .25s ease-in-out;
        -o-transition: .25s ease-in-out;
        transition: .25s ease-in-out;
    }

    #elements-list {
        column-count: 3
    }
}

@media screen and (max-width:414px) {
    #language li {
        font-size: 10px;
        padding: .25rem 0;
        border-radius: 2px
    }

    #language a {
        padding: .25rem
    }

    .page-alignment {
        width: 394px
    }

    .h1 {
        color: rgb(49, 202, 192);
        text-align: center;
        font-size: 24px
    }

    table {
        border-spacing: 0
    }

    .alkali-metal,
    .alkaline-earth-metal,
    .halogen,
    .non-metal,
    .noble-gas,
    .lanthanide,
    .transition-metal,
    .actinide,
    .metalloid,
    .post-transition-metal {
        width: 25px;
        height: 25px;
        font-size: 9px;
        border: .5px solid;
        border-radius: 0
    }

    .atomic-number {
        position: relative;
        top: -7%;
        left: -20%;
        font-size: 6px
    }

    #alkali-metal-button,
    #alkaline-earth-metal-button,
    #transition-metal-button,
    #halogen-button,
    #non-metal-button,
    #metalloid-button,
    #post-transition-metal-button,
    #noble-gas-button,
    #actinide-button,
    #lanthanide-button {
        width: 76px;
        height: 40px;
        border: .5px solid;
        margin: 1px;
        font-size: 11px
    }

    #element-info-container {
        position: absolute;
        width: 394px;
        top: 0;
        left: 0
    }

    .info {
        width: 384px;
        font-size: 14px;
        top: 30px
    }

    #elements {
        margin-top: 160px
    }
}

@media screen and (max-width:375px) {
    .page-alignment {
        width: 345px
    }

    .h1 {
        color: rgb(49, 202, 192);
        text-align: center;
        font-size: 24px
    }

    table {
        border-spacing: 0
    }

    .alkali-metal,
    .alkaline-earth-metal,
    .halogen,
    .non-metal,
    .noble-gas,
    .lanthanide,
    .transition-metal,
    .actinide,
    .metalloid,
    .post-transition-metal {
        width: 17px;
        height: 17px;
        font-size: 8px;
        border: .5px solid;
        border-radius: 0
    }

    .atomic-number {
        position: relative;
        top: -7%;
        left: -20%;
        font-size: 5px
    }

    #alkali-metal-button,
    #alkaline-earth-metal-button,
    #transition-metal-button,
    #halogen-button,
    #non-metal-button,
    #metalloid-button,
    #post-transition-metal-button,
    #noble-gas-button,
    #actinide-button,
    #lanthanide-button {
        width: 67px;
        height: 40px;
        border: .5px solid;
        margin: 1px;
        font-size: 11px
    }

    #element-info-container {
        position: absolute;
        width: 345px;
        top: 0;
        left: 0
    }

    .info {
        width: 345px;
        font-size: 14px;
        top: 30px
    }

    #elements {
        margin-top: 160px
    }
}

@media screen and (max-width:320px) {
    .page-alignment {
        width: 300px
    }

    .h1 {
        color: rgb(49, 202, 192);
        text-align: center;
        font-size: 24px
    }

    table {
        border-spacing: 0
    }

    .alkali-metal,
    .alkaline-earth-metal,
    .halogen,
    .non-metal,
    .noble-gas,
    .lanthanide,
    .transition-metal,
    .actinide,
    .metalloid,
    .post-transition-metal {
        width: 16px;
        height: 16px;
        font-size: 8px;
        border: .5px solid;
        border-radius: 0
    }

    .atomic-number {
        position: relative;
        top: -7%;
        left: -20%;
        font-size: 5px
    }

    #alkali-metal-button,
    #alkaline-earth-metal-button,
    #transition-metal-button,
    #halogen-button,
    #non-metal-button,
    #metalloid-button,
    #post-transition-metal-button,
    #noble-gas-button,
    #actinide-button,
    #lanthanide-button {
        width: 58px;
        height: 40px;
        border: .5px solid;
        margin: 1px;
        font-size: 9px
    }

    #element-info-container {
        position: absolute;
        width: 300px;
        top: 0;
        left: 0
    }

    .info {
        width: 300px;
        font-size: 14px;
        top: 30px
    }

    #elements {
        margin-top: 160px
    }
}