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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!">
+ u" n F) `& `# ~& D" n - Label for your tooltip
% G5 O3 n- q% V - </span>
复制代码CSS代码: - .tooltip-toggle {
2 f' ]* ?' ?' v, L - cursor: pointer;3 B G/ c3 S0 j
- position: relative;/ Q9 a- F, o* A; |0 ~' r/ g: Z
- }. b7 j: j a2 ^4 \
- .tooltip-toggle svg {3 c- ]5 Q3 z/ S# L
- height: 18px;
" x% \& I- u) q: E - width: 18px;
; H# e2 ^/ Z. r3 e1 w - padding-right: 0.5rem;0 @/ L1 ]+ F5 t( ?2 K" p
- }
" m) ]" \* v- u" _7 U) x7 G x - .tooltip-toggle::before {
C9 e- |6 Q! S, }3 J* S) P/ S - position: absolute;
# d- A" l+ G6 E4 D/ G1 x! [ - top: -80px;
" M% t% q( l! Z3 Z& R - left: -80px;
& a9 S* T g% f) M4 Y$ `9 _ - background-color: #2B222A;
, I) L& u3 T% L; }+ R - border-radius: 5px;
& @7 [6 ]- L, Z: Z# R, H) z9 h; k! R - color: #fff;
" d( L! H9 K: l, y9 \ V5 ] - content: attr(data-tooltip);
* P4 t0 R8 ~8 x- G - padding: 1rem;
/ t. D( ~; r1 H1 M - text-transform: none;
. T# m' w( t7 y/ {8 l - -webkit-transition: all 0.5s ease;) Y }5 M4 F- \; D
- transition: all 0.5s ease;) u4 d2 ?, ?- i: m U
- width: 160px;
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- .tooltip-toggle::after {
- X: R% a+ o# y$ c# `: e - position: absolute;
" \$ y3 m' j" o9 e9 L0 }! y4 E - top: -12px;
3 \! s% G ~. D/ N3 h - left: 9px;' x T1 ^4 k$ G: L. d& T0 v5 W
- border-left: 5px solid transparent;; z; x+ x( d, O# \3 G
- border-right: 5px solid transparent;9 g& o8 C2 g2 ^8 q7 F2 l, f* `
- border-top: 5px solid #2B222A;
* K+ \* C7 R5 ~$ V. u3 y, [ - content: " ";# @$ u- t8 l! J3 b$ J( ~
- font-size: 0;
9 o# ?2 z. ]" M p9 Y* Y7 n - line-height: 0;# u) v; K1 Q# Q
- margin-left: -5px;8 z q: e- ?' X! D5 g' X
- width: 0;3 @9 ~: T8 C! u: l. [7 q
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- .tooltip-toggle::before, .tooltip-toggle::after {
# C0 l5 J8 q' \' S" Z# f - color: #efefef;
9 s& [7 H) `! I- A5 t- C2 j, p - font-family: monospace;
8 A" F" o1 M' O7 } - font-size: 16px;. A) h% v$ J& x# f( ?
- opacity: 0;
" R' w; [: M {8 N - pointer-events: none;9 a' p) m8 d5 D% R3 _7 h9 ]
- text-align: center;+ _. H3 c4 E! \+ F
- }
5 a7 I9 R3 D. v; u& C0 s - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ o o+ `' g3 H- \( j! Y
- opacity: 1;
) G) F9 K+ w: } - -webkit-transition: all 0.75s ease;
+ g; ^) X" }% @ - transition: all 0.75s ease;
0 K; b# {- t) c1 N" V3 P: M - }
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">; _+ a! y! I& q7 z0 v' G
- <ul class="nav-items">" Q! \5 W+ [' y( O, p3 k9 B
- <!-- Navigation -->
; ^8 w6 W I5 L, \' u( d, [3 D - <li class="nav-item"><a href="#">Home</a></li>& n8 U- Z9 c4 r) ^3 ?
- <li class="nav-item"><a href="#">About</a></li>9 C$ p6 i- k& ]8 S8 j
- <li class="nav-item"><a href="#">Contact</a></li>
% } o- `. c# b" d" A - <!-- Dropdown menu -->2 ~" d0 r6 H& p0 V# u+ k
- <li class="nav-item nav-item-dropdown">
$ t. V; C, v1 j) A - <a class="dropdown-trigger" href="#">Settings</a>& w e! x( K8 P( P
- <ul class="dropdown-menu">
, I+ v/ m- B/ z3 A1 X: h - <li class="dropdown-menu-item">( [' ^0 F* a& m0 p! _4 G0 O
- <a href="#">Dropdown Item 1</a>
$ ]$ a6 ?& G2 c4 C& c7 P - </li>
' v: d8 ~. k& _/ D - <li class="dropdown-menu-item">0 x/ t' g# c b, y) ]
- <a href="#">Dropdown Item 2</a>
* G# ?9 y% b6 y* ` - </li>
- z$ Y# {, w- l8 j1 x - <li class="dropdown-menu-item"> p# {2 y" q$ b' s) ~) {
- <a href="#">Dropdown Item 3</a> p7 \* Y4 @( o; f# ^. c( L
- </li>+ E d: X. A' |# |$ Q2 d
- </ul>
& a; }# E% Z6 Q4 \$ ~& f - </li>; M5 c& X( y0 j
- </ul>
( g# h1 ?0 k& n" L G8 K3 n- m - </div>
复制代码对应的CSS代码如下: - .nav-container {% I: V8 k0 I; ^- ?
- background-color: #fff;
1 Z4 M9 @9 n6 }# G; t+ C - border-radius: 4px;7 C, E: }2 v: ^' `/ k( q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
m V1 K9 k& }( h1 w7 \1 ~* \ - padding: 1em;
1 I2 P/ e5 {" v1 W: N7 L- [# J - border: 1px solid #eee;4 g1 j1 I5 `- j2 N% [# \
- display: block;
9 h: S3 R/ V2 ^ } - max-width: 400px;( A4 h' N5 ~3 u, } a
- margin: 0 auto;& d/ o% c( O8 s3 U6 E$ V' o
- text-align: center;" i4 x' G$ M- y) L( ^0 J$ ~! c
- }
, t( b- E4 c3 h/ Q. d. l - ul,
5 C6 _( T. `5 H( p! x( E - li {
# y% c# K1 p$ K# w - list-style: none;
- P( L3 X% [1 W - -webkit-padding-start: 0;( p8 l* `' n% d4 a$ G
- }
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- text-decoration: none;+ w9 D6 K; C* b" O5 G- q) t
- color: #ED3E44;& o- z1 P( ?; A& V, j+ x) s
- }$ W% A, W2 v8 }# ~1 l' r
- .nav-item {* z$ f9 M; e+ G6 G/ W3 E
- padding: 1em;+ D _ f+ p1 g, y, {
- display: inline;
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- .nav-item-dropdown {
" @- z$ c. @# F" ? - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
4 L% m n! }& O& p+ p0 ^ - display: block;* ^# G& G& Q; j
- opacity: 1;: _+ d, A+ T: M0 V) _4 S
- }# ]" t2 v. ?& r8 _& X1 A5 k
- .dropdown-trigger {7 i# O$ P2 I8 F5 M3 X
- position: relative;: i+ `9 p* H$ w5 g- y
- }
' R- y. c: s1 B* u( ]- m - .dropdown-trigger:focus + .dropdown-menu {
8 n# n4 F+ [4 B. |5 T! \2 V - display: block;
- m& O X/ w; D( B. L, J1 H - opacity: 1;
* `# V& U' P9 `3 |8 \ - }
" `+ [; o& S1 R7 q - .dropdown-trigger::after {
( H' O `' b6 P! r( w/ @& q - content: "›";
9 v! _; b3 T5 r m0 t( B5 `% l - position: absolute;9 V" F! m( c, g$ m3 F$ B& V- [
- color: #ED3E44;5 \5 ]/ K4 f7 u4 M: j9 w! m# i$ |
- font-size: 24px;
4 O" ?! ~! G6 v5 t3 Y6 j: L - font-weight: bold;( a4 J' T: p5 s2 t1 z7 F
- -webkit-transform: rotate(90deg);% O1 z; w2 H. H7 d& c( u$ c
- transform: rotate(90deg);
7 i* W- U5 G6 Z- K8 ]; { - top: -5px;4 [! x: ^! K% p8 _3 G D, a
- right: -15px;; K; m* V3 ~; L0 `
- }7 p; t9 k$ a* A4 D" I2 [% [
- .dropdown-menu {
# K6 u( _8 a8 a - background-color: #ED3E44;# x6 J, |, l p% ^% C( O
- display: inline-block;+ E* L) d# n) o8 ~
- text-align: right; E; r/ D) h: l, I$ S# _
- position: absolute;
/ O- h; @4 D2 H' x, t! f9 D( u - top: 2.5rem;9 O F' g v! k
- right: -10px;
1 E' x* [1 T9 v. u2 D% m% [8 a - display: none;: J+ E6 u, N0 n4 a3 T
- opacity: 0;4 X3 L( H4 x5 D/ x) Q! J3 y
- -webkit-transition: opacity 0.5s ease;
4 }: I$ N+ b7 L( C" T2 R - transition: opacity 0.5s ease;
( ]7 }: n4 Y3 P - width: 160px;7 S4 a+ V+ Q( D
- }
- j( x5 @! m z& C* a - .dropdown-menu a {
: d. s3 |3 v u3 \6 y - color: #fff;
- J4 ^( ~* j1 r; a$ j1 r - }
* c6 O7 `) m# w( g. _2 E - .dropdown-menu-item {
" H1 I9 `7 @: S6 F2 L) } - cursor: pointer;
7 b/ z) B+ g- v+ ?/ I# L9 P- `" ~ - padding: 1em;3 Q6 W& O, Z! u8 ^. [, A- w% L
- text-align: center;
: X6 r$ q P6 L3 V - }
0 g6 A. l( j, A Y. j4 p( g - .dropdown-menu-item:hover {. K) [% l4 P: a0 v+ E/ Y
- background-color: #eb272d;
3 _8 _4 Y! e" B) a0 ]' e e1 p - }
复制代码
( q7 `1 j2 x- X; q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& }% e5 p4 g* p" D2 m - <!-- Checkbox toggle -->
( w3 ]8 G7 E0 Q# p - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- T% j+ a j# s' j5 k0 ? - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 v* H# q% Z- s7 x0 }% j0 S
- <!-- Content to toggle from www.mfbuluo.com-->
1 z2 K* R/ M- T# A6 j' g& F - <div role="toggle" class="toggle-content">
: |. Y9 R# `7 r - BA-NA-NA-NA!
1 u- Z! b( W' Y9 }8 S - </div>8 W: o6 P0 k& `1 ?1 b
- </div>
复制代码CSS代码内容如下: - .toggle {% L# B8 D8 a2 v8 ~: n- F
- margin: 0 auto;4 G2 }! p$ V# B% U2 c
- max-width: 400px;
2 p: K! e# ]8 d2 p) n( [6 ?' ? - }5 c+ O4 C$ X4 S5 f
- .toggle-label {
4 b1 ]) R, p2 R - font-size: 16px;
4 B" W8 x' l3 z2 K. s+ m - background: #fff;! b1 P! i' O: `0 ^* A
- padding: 1em;
+ ^! X9 h# z$ @ - cursor: pointer;8 P1 F2 [* Y. i+ q# z
- display: block;! D' W+ s7 z( M& T4 l" G+ y
- margin: 0 auto 1em;9 [& F: _1 V* j$ d0 ?5 l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* _! q% c, s) h9 u* C - border-radius: 4px;( W$ E0 J4 v6 G4 s( ~3 g0 V
- }2 r0 y6 r. P8 r6 x- ]
- .toggle-label:after {
$ h1 ]& T- P$ Y0 x, w - color: #ED3E44;# y/ D& Q, N9 a h$ t7 b. t
- content: "+";7 V- P2 n; s ]6 |
- float: right;- n+ l% I# y6 w
- font-weight: bold;
! e8 }% J! v) `; _ - }3 u% q' E% Q$ a; G
- .toggle-content {" e9 {0 n. W+ T3 I+ b% w/ ]& c
- color: #B0B3C2;
( y. m5 m5 H* H - font-family: monospace;
3 j1 e. \1 O. n# D$ s1 @ _ - font-size: 16px;% ~0 ? D( z2 p0 ^' Q5 L2 O
- margin-bottom: 1.5em;
6 E; O' [8 Z: {/ {4 e - padding: 1em;
3 w. Q7 t: S5 Z0 i7 b. \1 @- q - }9 F5 [+ ]" }6 T9 h2 c j
- .toggle-input {
% N x8 m5 \2 S# |5 T ] F - display: none;
8 c8 N J0 f9 v - }
) ^- N% R) ] j- N2 l5 e/ G% r, O - .toggle-input:not(checked) ~ .toggle-content {5 i" C' E+ `( S. `9 q& @$ N% V e
- display: none;
: h* B/ l/ F" Q! p8 p# P* h - }
, L& [4 @6 B% Y( h - .toggle-input:checked ~ .toggle-content {
* C5 x# p* X1 I4 O" h - display: block; }! @- P4 ^3 |) E. J; r& D) d
- }
4 D! u7 w U, q - .toggle-input:checked ~ .toggle-label:after {
$ g$ M) U5 U; L2 J - content: "-";
/ d* c4 b( c- U( b/ K; T w! u - }
复制代码 , G& m9 o7 }5 N8 ]# a
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D) E5 E0 S& ?" v( B" v1 @: v2 @, F) N6 l# ^; h8 f
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