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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!">
( B a7 V/ w+ \1 R7 I8 h - Label for your tooltip
4 A' z. H! |# F. m; O - </span>
复制代码CSS代码: - .tooltip-toggle {: Q# R) i. z3 s; p; v+ j. s& p4 t
- cursor: pointer;
( V6 }' ~# ]- a& i - position: relative;. ]2 i7 D" T# s: B ~$ s
- }3 b( K7 c" o* `( [
- .tooltip-toggle svg {
0 P; _9 ^" O! G0 _8 H: g - height: 18px;; k& R# r* s n' C
- width: 18px;
2 a: \) q! n( U1 }( B3 C - padding-right: 0.5rem; |8 r2 h Y' o2 C$ \& N& @
- }: E. D. M+ Y/ ?+ f& s' N+ }
- .tooltip-toggle::before {
' d% I+ v% e$ O. o' \3 u - position: absolute;; W+ a( m+ _( H2 V7 X N
- top: -80px;' d4 Q( [, ^- a* s$ D
- left: -80px;& k4 y: Y5 }! m( H
- background-color: #2B222A;0 _% J5 f' U9 Y: \* l3 l" w
- border-radius: 5px;% V3 \4 T5 E. ]8 ?1 o
- color: #fff;
8 O& @8 A3 K5 t4 ?$ i- }8 r' j - content: attr(data-tooltip);0 W6 O* w) i7 F5 R6 j
- padding: 1rem;8 E) H0 f0 R7 Q+ a% D. _! C
- text-transform: none;. _* @3 s( x4 t$ c! J8 z
- -webkit-transition: all 0.5s ease;( Z% V H% [: m" Z. s3 N: s) v
- transition: all 0.5s ease;3 `6 X& \1 y1 w9 J$ h8 x
- width: 160px;
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- .tooltip-toggle::after {
' `0 P2 v! c$ \* m5 `) T" {1 P - position: absolute;0 z$ ~9 C1 T- Y
- top: -12px;2 h# } h$ R; Z, ~1 y5 s! h
- left: 9px;
+ `! d. v' O7 \1 ~6 m B. x; t3 S& _ - border-left: 5px solid transparent;) N- D3 z2 o/ s
- border-right: 5px solid transparent; x( J" N# B1 Z: U* m+ |
- border-top: 5px solid #2B222A;" b1 @' r5 G- E& h1 J1 S
- content: " ";
, l2 L t% U% R) s1 ?# o! j* ` - font-size: 0;9 W Z! K# S- Z& |# ~4 A& b
- line-height: 0;
5 m" A2 \. D: S) J8 W# B2 G - margin-left: -5px;
( |" g/ m. {! h/ Y8 ? - width: 0;' O/ s. X! e* N( S* u6 o1 D
- }
N6 X* V6 b& {; y - .tooltip-toggle::before, .tooltip-toggle::after {. ?. I: D3 \" [' @
- color: #efefef;, f6 P8 B" _9 \, F
- font-family: monospace;7 Z) Q$ z( o b" C- O" x
- font-size: 16px;5 o+ Q: W( y$ K! y/ j% l7 V
- opacity: 0;
( @' P7 L& g' m; z - pointer-events: none;9 M( w9 U0 a" {4 R
- text-align: center;% W3 G% N, X$ U; E1 v
- }
2 [ N0 J' i) f7 O - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ w, Y& P [# v; e - opacity: 1;: s8 g* W/ E6 j p
- -webkit-transition: all 0.75s ease;8 M! B# I% o1 r4 t" N0 I( h$ c
- 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">
" z8 z5 R. v' I - <ul class="nav-items">: b% i" u$ {6 d x3 z) B$ d V) u& h( M( _
- <!-- Navigation -->+ o& i( L7 |0 f `
- <li class="nav-item"><a href="#">Home</a></li>
0 z( X6 U& }9 S( o; `0 c - <li class="nav-item"><a href="#">About</a></li>
0 M) _( w: \# N ?% P+ D - <li class="nav-item"><a href="#">Contact</a></li>
* P2 j K8 @1 O: V- u' L3 d - <!-- Dropdown menu -->, T0 Z0 a, X- a$ b& m
- <li class="nav-item nav-item-dropdown">! f) E9 V3 n/ b0 n' G
- <a class="dropdown-trigger" href="#">Settings</a>- M# G5 ]* K- x% K1 s3 y$ S
- <ul class="dropdown-menu">
6 x) w/ ]. P# n% {: _$ b; }3 ] - <li class="dropdown-menu-item">. K& i% J: }4 m" j1 T
- <a href="#">Dropdown Item 1</a>- C. y) w7 ~# e! k' s
- </li>3 d+ z0 O5 [5 q: I4 B9 f
- <li class="dropdown-menu-item">0 g+ y; s% i; [$ c- l0 P* H% y
- <a href="#">Dropdown Item 2</a>
?+ N0 K) F. l& P1 j. Q - </li>! r9 M3 J5 R8 O, \+ H. G% }
- <li class="dropdown-menu-item">
5 }4 H2 n j: _ - <a href="#">Dropdown Item 3</a>
5 E; O# d5 c& S! e x: Y- R - </li>
d' w, g1 `/ h! F5 ~' t* U* x - </ul># r- X* U, z, F% r; O: |
- </li>/ Y: Z- O# @9 s0 o( k* u. e
- </ul>
% G, o) X' I- q8 W2 S" ?$ V - </div>
复制代码对应的CSS代码如下: - .nav-container {
+ m& k {) M0 u0 E - background-color: #fff;. d+ q, @6 y1 X2 w- [5 w6 l& b6 t3 J
- border-radius: 4px;
}$ X# ^9 x. Y0 L4 A4 R: c - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 a/ k# \3 L9 `2 }% W
- padding: 1em;
& q7 n5 j* B; p5 A& s5 W4 t - border: 1px solid #eee;% R" Y8 l$ r3 T7 q( o
- display: block;! R2 k2 p" O$ U' ]
- max-width: 400px;
" r c+ m: E! R+ U' `! T - margin: 0 auto;
) D+ e9 F' s$ o+ j3 T - text-align: center;) a% d& \% \+ Q( B2 y9 N- u$ F$ u
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- ul,$ Z$ L3 c1 i2 e- k9 J1 O
- li {/ W! m9 X4 h N' k( r
- list-style: none;# e" z4 N) i- w _) j
- -webkit-padding-start: 0;
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$ B0 f1 D/ @, P$ c4 X - a {
2 o+ p! [2 @6 P - text-decoration: none;+ [; V" o; g; E O4 s
- color: #ED3E44;
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- .nav-item {$ b2 c" ^4 W/ t! h! m b) b8 W. F4 {0 E
- padding: 1em;! P: p5 T$ w* F4 V1 u
- display: inline;
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+ N' Q4 \* T$ l& Y# A9 ?9 V4 T, j, N - .nav-item-dropdown {
o: N) s. H: k. z% V - position: relative;) v" ^: u; G5 B. ^! \9 p) F
- }2 W N# z3 c1 K |& m
- .nav-item-dropdown:hover > .dropdown-menu {
; Y; p' R5 q; ~ - display: block;: S3 V7 l) n0 R7 e9 g8 s
- opacity: 1;
# j1 k% y6 }. _( W - }
; i# H6 @0 _1 m7 m; J$ X - .dropdown-trigger {
* M$ R! r3 S2 t9 ]0 A9 G* l) Y! { - position: relative;
+ M2 }) z6 z# n# N - }# E7 Z1 c( f3 o2 ~( c
- .dropdown-trigger:focus + .dropdown-menu {' B/ i6 n+ b( ]9 }3 U
- display: block;
2 q/ c% v9 J' k3 A2 I) r/ W* D - opacity: 1;
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- .dropdown-trigger::after {% K5 x& ^7 a* O# p5 C# ?
- content: "›";" O, G0 P9 `6 B8 a/ e
- position: absolute;
: Q3 h+ x5 w% C$ k% I" _: A - color: #ED3E44;
, e! v+ }, b' R; v7 D - font-size: 24px;
$ F9 Q8 i& p$ Q$ t& x5 d - font-weight: bold; X4 _; `5 B* [3 Z4 Y' }6 E; N* _; C
- -webkit-transform: rotate(90deg);2 Q( G; ]( d6 C
- transform: rotate(90deg);
/ s- N0 k ]4 M+ w8 G - top: -5px;
G& W8 u/ D2 ? - right: -15px;
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- .dropdown-menu {
1 S* R( b4 p3 j+ t. c( h - background-color: #ED3E44;
% Y4 J: f3 a. i+ g - display: inline-block;1 J' X! E$ [* Y3 C F: D* O$ M9 T s
- text-align: right;
% F' q% |, r; T! \& E8 @" X* g4 O - position: absolute;
% @- O, d0 w5 S: P. m6 v - top: 2.5rem;2 W- k# S) S5 x+ m. Z/ p! |
- right: -10px;- ?5 q3 S( u: x
- display: none;( Z+ ]3 A, c& o
- opacity: 0;2 O! t9 G+ q# j: w
- -webkit-transition: opacity 0.5s ease;0 i8 ^/ ]8 i7 f. ~
- transition: opacity 0.5s ease; y" v. u+ X# F; S( y) j" N4 T2 z
- width: 160px;
9 L) z% y" `/ w$ Z# t4 Y - }6 s, {8 s: }2 A! n. x* I* `! v9 x3 X
- .dropdown-menu a {
4 Z& z' C( w4 g9 T {1 q - color: #fff;
' e3 `$ k: o# }2 _% ~4 Z - }) b+ P, P, ?" t! C* i
- .dropdown-menu-item {
* z5 ^# Z f' X - cursor: pointer;
7 ^* {: [' L' j" A+ B - padding: 1em;5 t% u6 b. s3 Q5 H$ x
- text-align: center;8 ]4 u. v2 [2 {9 ~- E
- }
@ N5 [/ `) y4 s" V) x/ J z - .dropdown-menu-item:hover {6 Z9 _: P( ~/ Q2 Q0 n( y
- background-color: #eb272d;7 J9 s- z% s# X p7 J7 f
- }
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2 s: k R% w/ \5 Q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># D1 s+ C4 y- t/ d. m% @
- <!-- Checkbox toggle -->
1 W) G; X) X7 Y3 l, A6 q# g - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">* b( t" Z9 R: a7 p- a) u V+ f
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 K# D8 T" i; c7 F [! [ - <!-- Content to toggle from www.mfbuluo.com-->+ j# z& Z* R+ b0 d! f: `
- <div role="toggle" class="toggle-content">1 h. c/ @) I) Q$ J: q/ r6 [7 a7 h
- BA-NA-NA-NA!4 P/ s; O1 j* C5 i& a
- </div>
* _3 C+ e- c1 A x6 `: l* r( p - </div>
复制代码CSS代码内容如下: - .toggle {
. i9 q \/ h$ c1 x2 F" t$ x: B. p - margin: 0 auto;) e4 ?2 V7 I: u5 r1 p8 c
- max-width: 400px;7 `! A' G$ V! P3 E3 b3 O
- }
7 G. ]; g* U! ?1 K - .toggle-label {
* }) {! n5 D' N" m. E - font-size: 16px;
* X* X/ y' a6 w7 f8 m9 j ]% K - background: #fff;1 d1 _+ s! j; K% s# X6 F
- padding: 1em;
% B0 x" ]9 A; S$ X, Q - cursor: pointer;
* z: \8 P" o% _0 n - display: block;7 l/ }- i2 C' u! @ [1 G
- margin: 0 auto 1em;
6 ?6 M, T( W) b; Z4 p) m - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* h8 S2 o8 e/ v9 F, | - border-radius: 4px;
" n9 ~- b0 i/ e - }8 s; W, ~4 I% E, F# I, N! U
- .toggle-label:after {1 `) }3 r w/ d
- color: #ED3E44;( J% t) ]8 x2 a4 y1 @6 w
- content: "+";7 @% P6 t" N! E& F0 x
- float: right;
, v# C9 r7 O3 w( z- L! z5 L - font-weight: bold;/ C. S# \+ q8 s2 q2 T0 t
- }+ ~# k C% n+ _% N
- .toggle-content {% C* n+ M0 R. R* ` C( n
- color: #B0B3C2;1 _3 j w7 x* x- n- P M5 |, {3 T
- font-family: monospace;, f8 r, j2 S1 b4 |7 e* `0 b8 C; ?
- font-size: 16px;. ^' V) N1 x3 B/ e
- margin-bottom: 1.5em;2 I8 K/ h i8 W7 |, Q! p4 D
- padding: 1em;
( r) }) K2 t/ z8 O0 a8 ]4 K - }+ {' }* N O% h, H* ` @; m
- .toggle-input {
" `- X) H" K$ |8 a - display: none;. j* u' g5 E8 ? }2 ~. @) d( |# [
- }# x" u, p* c: d3 ?
- .toggle-input:not(checked) ~ .toggle-content {
r" H3 |+ g' x( Y - display: none;
6 @9 \ j: {) P9 G4 u$ N - }% K A8 W8 |' Y" o. D' q6 D: m9 {
- .toggle-input:checked ~ .toggle-content {( D/ r9 K( Z% ?3 e& g4 o3 Z
- display: block;! N+ V4 ^- ~* i1 F0 J J
- }6 L; X2 Q7 e' m8 A6 q8 w
- .toggle-input:checked ~ .toggle-label:after {
3 ^ j5 c, i, }3 l; f - content: "-";
* A5 ]3 G. `' U4 C+ j p0 K - }
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