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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!">
5 I* u9 g& M- v7 I - Label for your tooltip" n8 P* S( F! ~' |7 n: U g" A
- </span>
复制代码CSS代码: - .tooltip-toggle {
( o d. m3 V- ^3 n& I9 Y: R - cursor: pointer;3 J4 ~, C. J% |' L, m+ p
- position: relative;/ f ]8 U( d' D
- }3 m0 e. N( ^$ }
- .tooltip-toggle svg {5 O: z- O) E! P& U6 F6 W
- height: 18px;6 _: X0 t- ^- Z$ g5 j2 `* k P
- width: 18px;9 `' L: D& o- t( W
- padding-right: 0.5rem;
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% ?% @+ w( t& T7 M4 O - .tooltip-toggle::before {
/ f% K5 f# H9 F: _5 j. q - position: absolute;
+ [ J; |; ^" e) S) d - top: -80px;4 ^0 w% D" X! {/ Q+ W
- left: -80px;
5 ~$ J/ V" k; D: q - background-color: #2B222A;3 z2 o+ x8 }9 C3 z i
- border-radius: 5px;6 U' ? }7 l+ Q
- color: #fff;4 F1 i& z. A+ X7 K* m0 I" h) j
- content: attr(data-tooltip);
' Q+ z: Z1 n7 g+ d6 {" t4 ?, k2 K - padding: 1rem;1 l5 M; h. o- E5 N8 o
- text-transform: none;
, b4 { A) L0 N% i# d" K - -webkit-transition: all 0.5s ease;
7 V- D$ y/ [9 m- z. x( f - transition: all 0.5s ease;
( s! b, ^( d. d& h - width: 160px;3 i' g" s; y( f/ [% J9 s6 i( y
- }
# a' |0 r" I3 ], X - .tooltip-toggle::after {) l; V6 q& s" L
- position: absolute;2 l! }6 d2 ~! j- X0 f
- top: -12px; @( r K7 q- Y2 @8 P( o" Z/ \
- left: 9px;8 L' Z( Q& }5 Y8 |0 K
- border-left: 5px solid transparent;
) Z }: P. H8 n7 t8 u - border-right: 5px solid transparent;
+ g2 m9 B4 k5 A" K0 q' I/ b - border-top: 5px solid #2B222A;
, B C0 U* x) f; `4 Q! M$ Y: k - content: " ";
8 ?4 h( {* K8 h& x: Y - font-size: 0;
, [, I9 f# {1 _# z7 n - line-height: 0;' A+ ]+ u! K {3 L! \5 @2 \: d
- margin-left: -5px;
% j1 C2 f' U5 A" d8 A - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {3 z5 D4 K, q' g% `( Z" A
- color: #efefef;8 O) y! Z7 K9 a$ {
- font-family: monospace;
. @9 i2 B8 p$ e/ ?- a( j - font-size: 16px;7 t+ W* U; |/ g: I: p2 D0 _
- opacity: 0;
. {8 @+ H5 G* |5 n* k7 h( j: } - pointer-events: none;2 |0 L J1 c0 ]: B7 I: y
- text-align: center;; ~+ |) N8 u( ?6 c5 c: [' R
- }
A+ z9 V& y. o/ D! j$ J8 b' }" N - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ w( i- y. D# i8 X: F# Y; ^ - opacity: 1;
7 M$ n" |% [$ F$ \3 S% g0 j% p; g - -webkit-transition: all 0.75s ease;# ~& W. N' R; e
- transition: all 0.75s ease;
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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">
& K: e |3 y% `4 L! M! S: A6 H - <ul class="nav-items"># I: d) d3 Q! \2 ^" {4 L
- <!-- Navigation -->
0 h+ c% |4 f0 ?$ Y8 k5 P - <li class="nav-item"><a href="#">Home</a></li>5 ~+ M1 ~2 O3 @9 s/ Z( P
- <li class="nav-item"><a href="#">About</a></li>
$ o4 Y7 ~# b% `$ B2 u - <li class="nav-item"><a href="#">Contact</a></li>
4 c! }) b6 p' M9 P - <!-- Dropdown menu -->7 s0 A) j& p! e8 k1 v! Q
- <li class="nav-item nav-item-dropdown">
# H4 m( h# W& p+ L- W - <a class="dropdown-trigger" href="#">Settings</a>
8 F1 y: X; c6 K; x1 Q - <ul class="dropdown-menu">
' M4 r3 w( d5 }" P2 I! P/ s - <li class="dropdown-menu-item">
# X3 S" H' a2 K7 ^( W - <a href="#">Dropdown Item 1</a>
' u! z& _1 j+ w/ k4 ^ - </li>* K, C8 u; o8 c2 P/ @) v) M [; y
- <li class="dropdown-menu-item">
7 _# J6 p+ t T- G8 `% n3 J - <a href="#">Dropdown Item 2</a>3 ]: ?& R3 }8 F2 Z2 R1 a$ y
- </li>$ p% s' d. |8 u' v: T5 M
- <li class="dropdown-menu-item">2 \1 k$ j! i" t" g6 k
- <a href="#">Dropdown Item 3</a>
4 ]- v. N, V. Z, m( B - </li>
4 v& P( o/ j- b4 P: O1 u6 Y - </ul>
1 C2 U; w7 @9 ^9 V9 c - </li>8 i% P5 D7 f; Z, y( v! I, |& G
- </ul>) L6 I$ c& }* k
- </div>
复制代码对应的CSS代码如下: - .nav-container {2 t- z1 T; h2 u5 Q, e5 W
- background-color: #fff;
4 @) S' J& B: x. R7 P% l+ P" T - border-radius: 4px;
( A A# n, @: p1 q% O, q8 O2 C - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 y5 u" V! N1 F Z. }' M, |
- padding: 1em;
8 Z% x6 c1 R3 [5 T/ I9 I; n - border: 1px solid #eee;
# J" q; L I9 X! T# R7 g - display: block;$ e1 F- F; M) N1 }3 O3 L; _
- max-width: 400px;1 ]( v5 q7 D* F' I! {6 B
- margin: 0 auto;# n0 B5 B, L& }6 V/ G5 T. S1 ]
- text-align: center;
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- li {
% [7 A1 g3 N6 E( W c* \# k - list-style: none;9 U9 E7 D! R" w2 U \, G
- -webkit-padding-start: 0;
. ^8 q, h3 c* h* E& Y y8 B& K6 c - }
$ X( T; I. u6 z0 S8 {: s2 ~, ~ - a {
: C2 Q* `8 ^+ o$ `' ^/ A - text-decoration: none;$ L9 m) V$ h+ t! O7 [
- color: #ED3E44;
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7 L& O: V0 K' C! f4 q, m* V - .nav-item {
) ~7 `6 g l6 Z5 ` - padding: 1em;
, t" i5 l/ G( W( p* c0 k- z; r" l - display: inline;
4 T; ~% R7 V& d* g9 Q4 \ - }
: J Y& J8 G$ y+ O- E9 A7 V - .nav-item-dropdown {
B4 Y! d- ]/ [3 w$ B - position: relative; n9 d$ Q2 P$ M4 r9 G2 S. L3 }
- }
# G7 b! j8 k) u) C6 t3 X; W. F - .nav-item-dropdown:hover > .dropdown-menu {
: k2 z/ }0 Q% q - display: block;1 J# u: d- h, P4 v/ Y$ k# |
- opacity: 1;* D+ S; M; x) |7 G3 @! V$ ]5 A
- }
- N m9 l, P% H$ J, s" X3 I4 g, K% V - .dropdown-trigger {
' A& H% O) G4 U6 }/ i7 \5 {2 S - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
6 o. W9 `2 ~ _2 J& y9 Y2 b6 L4 } - display: block;
7 j9 ~% P+ z5 D# q S, n; r - opacity: 1;
& f: |9 `# ?& H. w: q - }
8 p) F' Q; x+ u - .dropdown-trigger::after {
! x1 a- x0 ]" ?3 y! ~2 x& ` - content: "›";
0 o% k1 b4 r0 ~" y0 S - position: absolute;- k$ p$ L, i& R
- color: #ED3E44;
5 E! y3 r" ~& E$ A7 i" j8 \+ A+ i" F - font-size: 24px;
) _7 |& s% @3 U5 m' \& h6 T; V - font-weight: bold;
@% r V/ U5 h2 W0 e9 Y8 e) i - -webkit-transform: rotate(90deg);
: e$ i4 s; L2 a! O/ i/ a - transform: rotate(90deg);
+ K0 ?5 Z: t5 E \& ^" `) _3 Q$ ` - top: -5px;
3 R% K1 B8 y( K' ~9 n8 ~' J! N' P - right: -15px;
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- .dropdown-menu {
3 Q6 p$ t" @' ^ - background-color: #ED3E44;9 o, N3 @0 v+ i& h& M+ d9 x$ @
- display: inline-block;. N; m; B5 t- e8 i! P# N
- text-align: right;( `- q3 ]# B# A3 K, \ K
- position: absolute;
4 @% T o+ \3 y6 x2 ]8 i9 g - top: 2.5rem;
0 Q3 l( d! t) v& ?9 k' \% J' @ - right: -10px;' j' G. i0 }1 d/ n: ^
- display: none;
0 {: o( B: w; d$ Q7 O - opacity: 0;
4 J# s! H. _2 Y3 ]: r: _% D, ~/ O - -webkit-transition: opacity 0.5s ease;2 l3 B. x$ P1 X
- transition: opacity 0.5s ease;- E, n- x* G' C
- width: 160px;, I6 |" t8 c/ B7 l2 L
- }
7 E2 |# S$ [% T2 e3 B - .dropdown-menu a {2 @* E1 X5 p# [2 H8 r, }
- color: #fff;
4 a% Y3 q+ D; D( w1 g1 m$ Q0 b - }5 s6 A; i+ I. s$ m( t
- .dropdown-menu-item {
8 C0 X. Q' a9 V0 K* e" A, D - cursor: pointer;$ |6 V/ U$ s7 V! {" C4 e+ @
- padding: 1em;
6 R* Q8 C S$ n7 V5 o - text-align: center;" s; P' [$ V8 Q! x
- }
0 O; c; Y6 R# G- I5 n' X - .dropdown-menu-item:hover {0 a( c: a7 g( [1 z( L
- background-color: #eb272d;
3 S) ^, g0 U/ g3 q2 I3 c - }
复制代码 . ^ N X8 L. q
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; [0 j& I. B$ a% f% Y% z2 |+ y. N
- <!-- Checkbox toggle -->
2 F0 O6 G& T4 v9 j - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! j) K- B8 W7 ]4 k, u! x) I5 O - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' j0 V; a( D" w( w: b
- <!-- Content to toggle from www.mfbuluo.com-->
8 S; C% X+ k1 r7 r1 J+ ? - <div role="toggle" class="toggle-content">
9 Q) O0 ^+ f5 S* } - BA-NA-NA-NA!
4 ]. b3 b" w1 Y' I: p3 M - </div>% O( M( }% O: ~; ^" m" |
- </div>
复制代码CSS代码内容如下: - .toggle {) @$ L- B! A) M& @5 S& ]4 k: H# Y
- margin: 0 auto;/ w3 d w2 ?/ Z# S5 r# T
- max-width: 400px;
" S9 a* d8 C/ T6 p$ R4 |8 v - }
7 j* {; H: L, l0 _0 o: s( u x - .toggle-label {
- X* B. I" x- a) J1 W - font-size: 16px;4 Z) h: u g) X0 C5 l& k
- background: #fff;
+ v( h1 T. P* K |! g& k - padding: 1em;' E y7 g, E! o- W, q
- cursor: pointer;7 `, D" T9 t5 d5 t* g
- display: block;
' j- h1 h: F' t+ c- M - margin: 0 auto 1em;7 y" P% E: q; a' k0 x4 W, ?
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ J' m0 y6 g) v; B' c
- border-radius: 4px;9 i' v" t: ]% l! `
- }
* q9 l, n {& n. ^2 m6 c" C5 n# y - .toggle-label:after {" s/ e/ V8 O0 N( @. c9 m
- color: #ED3E44;
4 W. N( X; x/ ^+ h: h' X - content: "+";
$ r& S1 f) J; ] - float: right;
! T+ v0 r7 o" Z8 T. L% S - font-weight: bold;
' O/ ?4 K. g3 Q# f& e5 p# s& r - }
3 N8 Z0 A( d+ f9 g5 ]# |; s0 } - .toggle-content {% \4 Y. `: u7 S! _ k
- color: #B0B3C2;# a8 p" S( N! ]3 u' F% }8 s
- font-family: monospace;
! Q4 @( b7 s2 p8 `& P* U% n; \ - font-size: 16px;4 T8 _$ N. n# j" M& P h
- margin-bottom: 1.5em;3 z6 X8 [/ e$ u4 t: E1 r# n7 g
- padding: 1em;# S' a4 s% y. E' n8 I: e
- }/ F3 K" v% f+ Z+ j
- .toggle-input {* S4 l+ A' a! X0 p7 h
- display: none;
' {: z3 s2 b( ?$ w$ K+ ~2 }- f+ o - }
% D( `6 s! |9 d9 j - .toggle-input:not(checked) ~ .toggle-content {2 M/ X2 i# M3 g3 \
- display: none;
# {% u7 ^0 d) d6 n/ F7 T - }; a+ a+ [6 s) S3 o, |
- .toggle-input:checked ~ .toggle-content {( s( Z7 h; X A$ Q8 X4 `8 E' u1 h
- display: block;7 j+ C" q' v# V6 A( _. T; T, s/ S+ y. r
- }- Z% D3 g0 |& v- y! W
- .toggle-input:checked ~ .toggle-label:after {
1 \5 x% J6 d, q: W - content: "-";
: B) H; C f2 a - }
复制代码 ! b$ x. r: O9 F/ ~2 z& K1 z' x7 k2 E: ]
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