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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">! c! e$ ]7 x Q+ W: A0 i4 P/ W
- Label for your tooltip
1 a+ M% \5 u4 q+ w6 b9 ? - </span>
复制代码CSS代码: - .tooltip-toggle {+ M3 J0 m; N7 {/ j/ Y) v g: `
- cursor: pointer;. \8 w' I$ M3 b1 n' D
- position: relative;; P$ F/ u' x7 N. z1 _; P
- }
6 G2 w. A- t/ x) r' R - .tooltip-toggle svg {0 V3 C4 |1 @" Z+ i; ^1 A) l
- height: 18px;% S+ h0 U! z- [4 z1 A
- width: 18px;
% \6 q; p) D9 V) F7 i - padding-right: 0.5rem;
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- .tooltip-toggle::before {6 L: M9 }) s7 h/ G
- position: absolute;
+ s3 x. _/ V3 M7 Q. c, ^! |7 P - top: -80px;
) U1 ~; d( k' D3 h# h3 | - left: -80px;
, k9 n1 }& U4 I9 a - background-color: #2B222A;2 k, o, @3 `1 m4 Y; B
- border-radius: 5px;
9 }% `% C( k6 S3 z - color: #fff;
' u3 E0 t7 R+ r. {, N5 Z - content: attr(data-tooltip);' g$ s- U% a& R1 ^) R! ?
- padding: 1rem;
/ ~5 @: a3 E. Y {; X7 p - text-transform: none;3 z# t. u/ ~6 @' T
- -webkit-transition: all 0.5s ease;/ y, J* h$ }* N# B
- transition: all 0.5s ease;+ x9 M- r! J/ @. L# U
- width: 160px;
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- .tooltip-toggle::after {
9 ]' W+ E3 G5 K, Q0 |, V - position: absolute;8 |! e/ Y+ [5 a' F. e- t
- top: -12px;, V1 {/ r: ^ q3 T! p- [- X/ t: j
- left: 9px;
% u' g. C3 j5 d6 t# Y* u - border-left: 5px solid transparent;
4 v4 }: w5 _; p+ M0 v7 I" r" \; g - border-right: 5px solid transparent;7 Z' }0 d6 O; z$ r7 }" I0 i6 M. y
- border-top: 5px solid #2B222A;
8 i9 B: b% _: U: N# p - content: " ";
/ l) `; r/ D! G# O% k - font-size: 0;
+ z" i" w* Z0 D6 y$ \" Q - line-height: 0;0 V% Y$ X6 @! q; K
- margin-left: -5px;$ R1 J# j- s4 A+ A" ^8 B, ]
- width: 0;, v* h( O n/ q' n% O; ?
- }
7 \8 G& w* u: w/ N+ e. Z2 N8 Y - .tooltip-toggle::before, .tooltip-toggle::after {
6 v* c8 K9 V' e - color: #efefef;
" k; V& ~! M) i! f - font-family: monospace;& |7 `/ z4 x2 T: n
- font-size: 16px;
7 z5 l. K; u6 x - opacity: 0;
+ e% m- l' j$ e- }% p/ K9 F/ {% } - pointer-events: none;- R v( i2 W2 K
- text-align: center;
- z ~& U" B9 ]+ d1 Q$ s - }0 s7 y* J6 y5 }
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 d I- g+ k `$ \4 F: A- G$ n - opacity: 1; ~+ N- w5 }) f
- -webkit-transition: all 0.75s ease;( R1 m+ g( f0 E) u! T) H; ~: g ]
- transition: all 0.75s ease;
! x ]4 f1 Z& I+ h - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">/ e# D$ G p; g4 c/ t* p
- <ul class="nav-items">
7 E* M# j2 k. n2 ~6 r - <!-- Navigation -->
/ F. Y" ]5 p5 B4 S) g0 L4 I: ^/ z - <li class="nav-item"><a href="#">Home</a></li>1 z# K. n6 S( T5 e8 S3 r, u
- <li class="nav-item"><a href="#">About</a></li>
d' l2 p( R/ Y - <li class="nav-item"><a href="#">Contact</a></li>
' I; T% W% J8 ?9 E, A - <!-- Dropdown menu -->
# ?' r: s. m* J7 I0 p6 t - <li class="nav-item nav-item-dropdown">7 }# |" x O3 M- v! W: B
- <a class="dropdown-trigger" href="#">Settings</a>
* E# U' E! P& s* Q# K; x" f7 O: } - <ul class="dropdown-menu"> f* ~: v7 } I3 H* U* s
- <li class="dropdown-menu-item">; V" a/ s' f- O5 V8 g$ ]
- <a href="#">Dropdown Item 1</a>
) }& v9 ]$ F: W - </li>. [0 \ e9 Y, C& ^5 G2 b
- <li class="dropdown-menu-item">
* l& i( b& T& S) E O$ [( W/ T3 U - <a href="#">Dropdown Item 2</a>4 y, W1 w* w- E L; ` m, U9 l
- </li>
4 J$ ~5 O" J5 c/ F+ n' s& e, P* f - <li class="dropdown-menu-item">
1 l: m1 [/ _, {( U+ k: o - <a href="#">Dropdown Item 3</a>! \8 A0 `% {. n* X6 X- o
- </li>
0 D1 A# N) g: ~. V+ L" f4 V' [ - </ul>
( i) Z5 {0 {" b9 o8 m - </li>! H* i) U& R5 C! g& X( f3 {/ g$ S
- </ul>
/ i2 u" `; K+ i1 Q - </div>
复制代码对应的CSS代码如下: - .nav-container {
0 l c( T Q1 [% [, x3 t - background-color: #fff;
4 I2 e+ ` o( E( d# q5 D2 v: d - border-radius: 4px;
6 \! y. a, W; a$ B - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 S2 y- u5 t( V( |
- padding: 1em;6 k; K( ^( i% X
- border: 1px solid #eee;
5 |8 g; n- E. h+ m& j5 N - display: block;
" A6 X; F8 s$ }' O, c9 V u" o+ i4 G2 p - max-width: 400px;
' z& ~" i( f) @ - margin: 0 auto;2 k6 b8 H* N/ s9 D* d) V
- text-align: center;
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- ul,5 P- `! `/ T' N0 h! B
- li {# V/ x2 S+ Q4 w1 k% i5 n4 e+ I
- list-style: none;9 ], Q/ K8 h: [2 x# p- O& g
- -webkit-padding-start: 0;' I9 @* o9 q0 f/ ?
- }
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- text-decoration: none;$ C1 Y9 t m* b/ [ I# q$ ~
- color: #ED3E44;6 R6 w' X% _( }: C5 V
- }3 U2 B% ` U' H G4 g4 v" p
- .nav-item {) S$ e: s; j( D5 a6 C5 _% H# t1 P
- padding: 1em;
, ^$ T% C/ k! A - display: inline;
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- .nav-item-dropdown {
+ J, l5 }9 B" S4 B( u- i - position: relative;8 ~& _# W+ n' H- V# e* V: J
- }
6 |4 P/ C- D3 G: t - .nav-item-dropdown:hover > .dropdown-menu {
|; v7 n$ H! i% F/ ]" ~ - display: block;
7 L" ^ W& j2 L# D: V+ r- z - opacity: 1; Q$ `8 _5 c2 X/ A. z* {! @! X! \! P
- }$ A3 u) A3 t5 Q0 D# x+ W
- .dropdown-trigger {% Z# {4 z7 O. [+ ], n5 {0 d
- position: relative;
. V; r* d3 w! N& P - }
$ H W3 D+ Y9 F$ b) ` - .dropdown-trigger:focus + .dropdown-menu {* c5 J: p; A' |+ G8 {. Y
- display: block;7 p, g8 m8 ?5 X, L
- opacity: 1;% r: B' T: j' B) m/ Q5 |
- }
+ ?; V; @$ Z. `8 z; Z# P - .dropdown-trigger::after {
4 x- s0 V! \! w4 k; t" Q- Q' W - content: "›";
# t* k8 n9 K- _% [; @0 s& r: @ - position: absolute;
% ~5 W* A- s+ F! m1 J# M# O - color: #ED3E44;: P' c. N; P7 l8 u5 _2 U: b
- font-size: 24px;
/ `& I% O$ z8 ], M( X - font-weight: bold;: i; t6 L$ P0 A! e, C2 s# ^
- -webkit-transform: rotate(90deg);3 A6 X2 ~8 x1 e
- transform: rotate(90deg);
G! a' G0 I; s% ]0 Y" h' U" h - top: -5px;. q0 B) E: `, @
- right: -15px;' ~0 B) N/ e% i- K$ i- I/ z: _
- }
6 I4 U" m) _2 u; K' {- F - .dropdown-menu {( i9 Y3 p5 H! f7 x' z
- background-color: #ED3E44;7 {& ]( t6 |0 G9 [0 ]# Q! T, o
- display: inline-block;- F) N$ F, R: V! ?* q5 t+ Q+ U
- text-align: right;
, h5 W' S( _3 Y& }4 @% Q+ P" V5 i - position: absolute;% y0 a8 P0 d: f9 ]2 ^
- top: 2.5rem;
$ b% O( U# Q, `/ w+ @% G - right: -10px;
" t; F" Z& \0 \6 ]* I' | - display: none;! q. C5 a+ v" A3 K+ w8 k
- opacity: 0;: T' |- M( N" K q. \: [( q0 A
- -webkit-transition: opacity 0.5s ease;+ O8 Y, ]& o! e" x
- transition: opacity 0.5s ease;
$ j2 P7 I1 S" C5 @* a - width: 160px;; a- z A: a+ D* q4 W/ v* T6 P
- }; K( j. [1 H" }3 A2 G
- .dropdown-menu a {
- g8 }1 Z( D4 Q - color: #fff;* ?) r- C& m# q# q' {: {
- }
! b0 d1 q& V/ ^3 J# e - .dropdown-menu-item {
0 v! K& R& G* t# h - cursor: pointer;5 N, e) y9 |2 [8 I9 f4 ^3 Z! X3 w
- padding: 1em;- G8 [8 l7 |; b. {9 d
- text-align: center;, i Y! o1 W9 L1 i+ m4 W, y0 ?
- }: E3 p- t+ q6 @5 B- ~) [1 @- L
- .dropdown-menu-item:hover {. [* a, r& R0 ?0 |$ F
- background-color: #eb272d;1 f7 ?% O. U8 m
- }
复制代码 7 B1 G' A" o8 g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ W Q) i) }" w( ?( {7 y, ]( s - <!-- Checkbox toggle -->
6 E9 z/ B! r# L$ |! t3 m l$ ? - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. U( F# e& l3 d5 e
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 ], l" M$ Y2 }1 u - <!-- Content to toggle from www.mfbuluo.com-->
/ h7 A/ b: t. v" e' T9 `8 I8 ? - <div role="toggle" class="toggle-content">
3 N7 e3 x7 V+ J+ ^. [4 y/ Z# s- \) N - BA-NA-NA-NA!
! J0 n. m) {: b+ l; h; U - </div>: t0 `3 O3 @& [1 ?( Q
- </div>
复制代码CSS代码内容如下: - .toggle {% L& U8 S' h6 R6 T
- margin: 0 auto;) M7 O% m$ I, I/ n
- max-width: 400px; \/ x/ I2 a. g0 ?; s r5 `& H' d
- }7 p* g5 ~6 ]* X* {) U' A E, Q J
- .toggle-label {( c- o+ G# ~& s1 `
- font-size: 16px;& l2 y+ a) C8 e- U6 G
- background: #fff;" [% r: D" |3 s g
- padding: 1em;# b- g3 `; `; ?) |; I" M$ k" R2 R1 O) f; C
- cursor: pointer;
: A; f9 X( H) w; y& \ E: h: H - display: block;
5 t0 J8 \) B0 f2 J1 o4 d# u4 }; z2 V - margin: 0 auto 1em;
/ g! l! v, s) o* q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" g" S! X% |& [- F# M9 w, ~& P - border-radius: 4px;
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- .toggle-label:after {. d Y$ N+ j( Q7 |& P- V
- color: #ED3E44;
. G3 l3 g( h. Y R - content: "+";3 u! P) K E4 m6 Z6 `
- float: right;
j( D3 p! k) R E - font-weight: bold;) ~) K$ z. a$ y
- }
4 [2 P0 ]7 F4 f2 U - .toggle-content {
( t9 @6 j/ E; w - color: #B0B3C2;. J0 L6 A, ?+ H' Y
- font-family: monospace;, }) U+ z: {1 S* S0 J2 @4 H* Y; T: j
- font-size: 16px;
: z! s n* M& j - margin-bottom: 1.5em;
: t- x# t, V: d$ B, R+ K - padding: 1em;
, C1 u" H1 c! _! {7 w - }* g' l/ A6 T, [$ e% Z6 l3 y
- .toggle-input {
+ L, o1 Q' A' u& I, J: v& h$ g, c - display: none;' R& ?6 Y, o) u
- }
: M4 O9 C) r$ T - .toggle-input:not(checked) ~ .toggle-content {7 I2 x% U. y- U0 Y: |+ {; q: @
- display: none;2 ~* q F) \' `+ l& K0 R
- }
* A; }% p% J9 c* D/ q - .toggle-input:checked ~ .toggle-content {* P3 \5 q5 L% z- ~9 @
- display: block;4 D; i l" B5 d( u$ ?4 T( R1 @
- }0 s1 t+ m* r4 T
- .toggle-input:checked ~ .toggle-label:after {
: |0 P7 `7 B, g9 d* A( c - content: "-";. C4 N z6 ]/ y
- }
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