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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!">
9 [5 C8 G( ]3 L" }! |5 y. y1 Q& ` - Label for your tooltip
7 {( l0 J* \2 j+ Y% u f% W - </span>
复制代码CSS代码: - .tooltip-toggle {
* R; u; X2 @0 H - cursor: pointer;
0 r$ \ X+ ]1 U: I8 O8 c& k - position: relative;
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' I! G) [; r' x }: }- J* c5 Y - .tooltip-toggle svg {
" L: i/ [4 Q" C8 D2 J7 Z y - height: 18px;2 _/ i* k; n, {4 O
- width: 18px;
$ ?9 G( s5 k4 a7 y - padding-right: 0.5rem;2 C3 Y7 m( Q* [% {' P
- }6 V) c7 i. {) ]
- .tooltip-toggle::before {+ _" a' r) f( @9 Y; i
- position: absolute;
J' ]% Q" r3 [* { - top: -80px;
7 E0 d/ _ y8 r [ - left: -80px;5 w# l' i, t {
- background-color: #2B222A;
7 W. @' R# }3 e; t; k - border-radius: 5px;/ H, V5 x' x- E1 y, M" q
- color: #fff; G0 o5 @4 u9 e- ^; Z
- content: attr(data-tooltip);8 n! q* \+ i! ?/ t; O) G
- padding: 1rem;7 v- ]4 k# h/ c, d( K5 {, j
- text-transform: none;
0 _& ?- w1 U# c0 p3 f7 g - -webkit-transition: all 0.5s ease;
. n+ w+ y* c8 Q) g* V - transition: all 0.5s ease;
6 p! N4 G1 j* _: ? N - width: 160px;# k$ r3 t4 u3 a) {8 C4 X
- }
& P: f7 ^/ z( A - .tooltip-toggle::after {
! l, s' n& ?4 D; J - position: absolute;
( B& H8 Z( h7 \) [ - top: -12px;
# B) u2 B2 }* T( I7 s- f - left: 9px;
6 O8 ~; g! u+ I5 N& W - border-left: 5px solid transparent;* h' y( I. R2 c9 F
- border-right: 5px solid transparent;/ _3 b6 H7 c" Y* |) N
- border-top: 5px solid #2B222A;
0 s8 g; ^3 w7 Z! Z; C - content: " ";5 K1 ~( ^) O0 n; g" i
- font-size: 0;/ Y0 ^; H: ~0 ]' N
- line-height: 0;
( {& ~: E: f4 ^# p6 G) I- _) ` - margin-left: -5px;& X/ t6 p: i, q9 w a m" l
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
( @% R3 j& O- `: l" N2 T! A - color: #efefef;
6 _# q; P- s% \' T& y! g - font-family: monospace;
9 K0 p+ u; B9 `% y - font-size: 16px;
0 q. r: o) Y/ z1 y - opacity: 0;
3 _! j) `8 W4 S* F: r2 g& P - pointer-events: none;0 O5 J0 T, f2 Q) y' n! Q! v' [
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 t {, Q& t. s$ ~0 K( _" j! K4 A6 R% z
- opacity: 1;# B. J/ b. x/ z' G
- -webkit-transition: all 0.75s ease;: \% K7 l; ]! f: P
- transition: all 0.75s ease;; ?9 T0 C/ a2 D" B5 W
- }
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">; _( V. g9 s# y! u* q
- <ul class="nav-items">
, [/ q. u. D- A0 S2 j - <!-- Navigation -->$ Q$ U, H. T* k% M7 n# {' S
- <li class="nav-item"><a href="#">Home</a></li>5 i0 Z1 [5 U) `$ i
- <li class="nav-item"><a href="#">About</a></li>
- X+ I& ]) I6 D - <li class="nav-item"><a href="#">Contact</a></li>( T0 ]' L0 f/ r, Y9 \+ _
- <!-- Dropdown menu -->" a8 ?, z- s5 s# v& y0 A" @
- <li class="nav-item nav-item-dropdown">
2 w9 P, ]$ z9 @5 R* [# { - <a class="dropdown-trigger" href="#">Settings</a>+ |# D& }7 g* D7 a1 j' Y+ `
- <ul class="dropdown-menu">
$ v) E" X& c8 m8 h0 [8 A6 |# f - <li class="dropdown-menu-item">: B5 B" w! d$ e% R& m
- <a href="#">Dropdown Item 1</a>
, j3 \: |0 j4 m$ q0 [ - </li>' y$ |" X) e/ R) W* x2 K. V8 N
- <li class="dropdown-menu-item">
* }# T6 }- G" M D4 p8 F - <a href="#">Dropdown Item 2</a>% g2 t1 z% _8 ]2 V/ c
- </li>* m. v% S" V3 _, b
- <li class="dropdown-menu-item">' V# |/ B$ E H o( W
- <a href="#">Dropdown Item 3</a>
0 Z, k7 r% a' S8 K; g8 B4 E6 w- G+ `% \ - </li>
1 q& ^3 l9 \ T8 S9 D: F# q% I - </ul>
( `% d3 {( P" @" S8 f6 A - </li>
% W& G9 m# j' M8 a, i - </ul>
3 u9 ]6 R9 L# k& y4 r r0 w4 B - </div>
复制代码对应的CSS代码如下: - .nav-container {
! Y5 q" N' M& ~ - background-color: #fff;
& O# g8 f3 Y0 {- p" r, v# p+ i - border-radius: 4px;0 @; G0 X& s9 i
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 W; _+ f" _! l9 y/ U3 Q - padding: 1em;
. M, Z7 F- m, W: r - border: 1px solid #eee;& K' ?4 `$ _ [0 n! c3 j3 n9 d$ I9 i
- display: block;' D( P' R* _2 `" X3 N: T5 Z9 w2 Y- j
- max-width: 400px;
2 [( p* i4 C$ N1 m2 O - margin: 0 auto;
9 X2 g3 `- I& [! \, E0 A A - text-align: center; y/ n, g. f. Q* b
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- ul,* o$ D: R1 t" ]1 v& u
- li {+ b6 F' D3 J. c0 t! o: h
- list-style: none;% ^$ O' B1 f3 q
- -webkit-padding-start: 0;
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- a {
/ P% C1 e7 g! B0 D3 f - text-decoration: none;
6 ^7 z3 ~! \, z5 } - color: #ED3E44;
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* D X% `+ _) T - .nav-item {, p. T8 K# ^/ p& j; Y7 A' o
- padding: 1em;
. X: g, W. V0 n5 n3 Q - display: inline;5 X M. k( q' a9 l5 x" p& k7 b& i2 B
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- .nav-item-dropdown {
2 X+ h- c4 i, R+ R3 Z6 F, w Z - position: relative;
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k+ ~" ?$ ?0 f- T( ] - .nav-item-dropdown:hover > .dropdown-menu {4 C/ Y2 @; q6 @
- display: block;% [$ b7 d" W% G x/ }3 L2 _
- opacity: 1;
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) Z* Q- ^8 N& u2 \1 a8 ? - .dropdown-trigger {
4 d- M* h' f% @# Y - position: relative; K7 @7 {) n6 r) V7 [& W+ L
- }
" r8 @& h6 Y w% Q& e3 F0 l3 h - .dropdown-trigger:focus + .dropdown-menu {
7 {; J: N* R3 ? - display: block;
: j4 U2 Y6 L" U- t8 O0 X0 c: R - opacity: 1;
7 _( B/ g9 [8 p0 F" X6 p - }$ W& C2 D9 W7 U# {
- .dropdown-trigger::after {7 B; [) q( b" N. r% m
- content: "›";
3 }9 s$ ^1 e K& u) N9 B* i - position: absolute;
5 @ w, A% y; @2 ]# b0 h% O- ^3 R, V - color: #ED3E44;4 _; z4 t% @, j, ~" m- T
- font-size: 24px;
, C, S9 g* M7 p# e, ?8 B8 g - font-weight: bold;
% m7 M' A) s. s - -webkit-transform: rotate(90deg);
* M7 G9 Z3 c8 J - transform: rotate(90deg);& n4 M8 V4 P/ v8 K$ v4 d' x% e
- top: -5px;$ I, D* m7 q6 s2 p
- right: -15px;
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- .dropdown-menu {8 ?& e7 T/ x6 g% a; i% g
- background-color: #ED3E44;
4 z. Y. r E7 E6 h8 { - display: inline-block;
( r& F3 x1 t4 \, @4 n - text-align: right;5 B3 D$ h, X% p: B: n
- position: absolute;( f9 I! f: J3 I' L5 z: p
- top: 2.5rem;. Z S0 Z5 f" R
- right: -10px;: c1 c$ K, M8 p9 @* j; y- ~
- display: none;7 L$ x( c( L$ |" B
- opacity: 0;; w) L8 I1 |+ D( t! [
- -webkit-transition: opacity 0.5s ease;
, d/ e; @ w9 }8 J% F# C3 R - transition: opacity 0.5s ease;; |$ y* H* M. g8 K; i
- width: 160px;% ^8 R: p1 a* E9 U* j
- }
3 W% r. ^* e) J' D - .dropdown-menu a {/ u3 j9 z; A- f% V( _
- color: #fff;
* C( S/ s. l2 [( ?3 P/ f3 ~( I: A - }
, K( L; d8 s: h3 ?5 `" Q - .dropdown-menu-item {
7 `6 F# w( U( o; u! ^& p! q - cursor: pointer;) T+ d( N4 s3 J5 |' W
- padding: 1em;3 s4 l' w H2 ^' @1 k
- text-align: center;
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- .dropdown-menu-item:hover {
5 j/ f5 @: u# p F* Q( c - background-color: #eb272d;) O% c/ I' Z+ ^: h( d; x' Z
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) G0 Z& W3 G7 f" X$ L4 X
- <!-- Checkbox toggle -->/ M) @% a& ^( c' E: t; [
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">* D$ R% h; r: `# G7 e5 I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, }; R. m+ t- x, M
- <!-- Content to toggle from www.mfbuluo.com-->' U' j) B' l$ U# p/ [9 J* k5 Z
- <div role="toggle" class="toggle-content">
t h# }/ g: J) A! h. V6 @, f# V2 Y. U% K - BA-NA-NA-NA!
% [9 ^1 @# V! j, p% w3 R - </div>2 F- C9 t6 T+ {/ _
- </div>
复制代码CSS代码内容如下: - .toggle {# K# h7 B' m# A3 j% E+ h
- margin: 0 auto;1 w- I! _( p8 |+ l& J
- max-width: 400px;$ R+ J% V2 q6 ~ I' S8 ~
- }. c$ ?7 o: b0 I; i7 B4 A( q0 ~
- .toggle-label {9 k( ^7 j7 g, |+ [
- font-size: 16px;
3 V* _' k I, j; t& b5 N - background: #fff;
, S7 e b8 `2 m# x- ?& q0 u - padding: 1em;+ l8 m; E* t/ g9 L1 t
- cursor: pointer;3 t9 u) x, a- G5 t/ C2 |% t
- display: block;* t! c7 m7 u* j1 t/ \9 |
- margin: 0 auto 1em;' B/ ^3 U; [3 t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( R, A# r* v+ V9 e5 n: p; J8 H
- border-radius: 4px;4 B) y2 [7 o) V, i. x5 k
- }% G7 w; G f7 T( }3 b2 p6 {
- .toggle-label:after {
9 p4 x& v% u( \" b# F' _* |( v; C& e - color: #ED3E44;
3 O5 k; c* V* |- `; K - content: "+";3 [( ~9 J V" \/ p1 w6 Z4 S c9 Z
- float: right;3 a* P6 G( m/ H* f
- font-weight: bold;) c$ d5 v& m# U2 _; z! O# O' `
- } V# \, u8 I4 i7 }
- .toggle-content {
* d" @, ~# g* F6 ~ - color: #B0B3C2;" _5 v3 k+ \! |: ^0 \
- font-family: monospace;1 A; d. t6 R( N5 G+ I: m, Y
- font-size: 16px;
1 K M7 e$ L( R3 e0 h6 b - margin-bottom: 1.5em;
: ^! b3 f+ k7 o H# f - padding: 1em;
+ U' s+ ?. J/ J/ S - }2 I5 y7 F; U& P! S$ R1 t- E7 L
- .toggle-input {) y8 F- E, C& L; B
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
4 y! G. v! x V - display: none;
. |4 E' O( `+ _3 l* j - }/ X/ Y% j$ Z) V. J* z# ^) B
- .toggle-input:checked ~ .toggle-content {6 i5 m7 S; k* K$ w, }
- display: block;
% F* C, ?' V+ |, B# s* ] - }) r" l; ~3 e1 C$ R7 W# @; I
- .toggle-input:checked ~ .toggle-label:after {5 S9 F- b- j1 t! @2 s# x
- content: "-";- {) w+ l" G! Q4 H
- }
复制代码 5 @$ N' X8 R/ y+ B2 w3 @
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