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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!">
8 ?+ o% J5 p1 w - Label for your tooltip
2 r( [, f# A3 t2 z4 D - </span>
复制代码CSS代码: - .tooltip-toggle {
- \6 P" u' i! j; {) M- f/ R - cursor: pointer;( m6 G! O& K8 V+ \) n
- position: relative;# E9 d1 o- K- C, C, e
- }
& X' w5 Z+ y$ L7 e6 I7 j - .tooltip-toggle svg {
1 {' c I& {6 U$ q - height: 18px;2 o# X7 T* t( _" v+ v0 A% C0 p
- width: 18px; l6 ?4 c% E9 u% N+ }, J
- padding-right: 0.5rem;6 k8 n: J; S- ?' T/ F# Y5 Y* n# g
- }
. y0 H% L) h Y% ]& d - .tooltip-toggle::before {" h! F6 _; c" r- z" E
- position: absolute;6 [; r- S0 P; o O
- top: -80px;) j q K" O! F- _1 |4 w" s
- left: -80px;
/ d% w! D' M2 ] - background-color: #2B222A;
( g/ }/ |% z0 G& R9 G B) W. F - border-radius: 5px;- F. Y% O( S1 n1 J3 H. _1 r
- color: #fff;
0 S8 ?! C9 U+ G" ]- Z - content: attr(data-tooltip);& q: B9 ~2 b# i( h& _. x! f: v
- padding: 1rem;+ z5 v3 d5 b) C. A+ A2 i1 C
- text-transform: none;/ Y' N+ d) Y4 I U
- -webkit-transition: all 0.5s ease;
$ [9 J) P8 w. w% f* X+ V' C - transition: all 0.5s ease;
9 e+ w$ J; j1 b- I* c1 b% G, { j - width: 160px;
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- .tooltip-toggle::after {
q# J0 i" ~7 W3 \ - position: absolute;8 P8 [" L& T- b) }
- top: -12px;
- U+ i2 Z: n' ^1 k& e - left: 9px;
9 m) Q- o4 z0 ?3 b9 C& _3 c! L+ } - border-left: 5px solid transparent;
/ K9 _/ }; G4 U1 y- N - border-right: 5px solid transparent;
8 [% z7 @- ^; J6 {2 C. D - border-top: 5px solid #2B222A;! ?+ L* g. I3 ^ n
- content: " ";
' z1 L3 K: P% u+ @1 v. o, H - font-size: 0;
9 W* |8 z$ D: D. h/ ~ - line-height: 0;7 Y0 t4 e, V5 x7 ]# C
- margin-left: -5px;
" u/ w' {3 \' v - width: 0;
0 G% z: ?0 M8 [ t - }
4 m. |' a/ {2 I& k7 p! v - .tooltip-toggle::before, .tooltip-toggle::after {
7 D- J! d. x1 {2 v% ? - color: #efefef;3 C2 q$ C$ T4 F+ j/ o( R) `
- font-family: monospace;
6 ^ P6 E( F. c* b- s* i - font-size: 16px;# B5 p; x; N6 d2 v5 o0 S2 Q8 W
- opacity: 0;
. b* y1 M! F6 X( X& o - pointer-events: none;
4 `0 W! ^8 U L/ S# ~4 P - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' z$ m, m- D' E* X2 E
- opacity: 1;
, `/ r! U) W9 R" l* V) C' ] - -webkit-transition: all 0.75s ease;
! z g% U6 z! W( Q: f - 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">6 O, ~" ^+ _9 M4 i' F. G
- <ul class="nav-items">
6 U. s( @) l7 R. V& o+ L - <!-- Navigation -->( d0 p+ s; s7 a3 _0 n
- <li class="nav-item"><a href="#">Home</a></li>
& g5 @2 u( U# [- ]/ T$ f! [5 o8 ^8 t; e - <li class="nav-item"><a href="#">About</a></li>
& K, Q1 W! G: U, i; P- e' h/ g" I - <li class="nav-item"><a href="#">Contact</a></li>
# H+ N8 r a) ]8 v - <!-- Dropdown menu -->
5 ?; |8 r$ s/ v9 w9 m, G: i - <li class="nav-item nav-item-dropdown">3 \3 P) A+ c0 Y" E* }# I) s
- <a class="dropdown-trigger" href="#">Settings</a>
0 v6 u4 n5 d' P( I7 l) S - <ul class="dropdown-menu">
# V& ^2 x1 U' s( m - <li class="dropdown-menu-item">. z% P X% v+ N' O) ~2 r( G( A
- <a href="#">Dropdown Item 1</a>/ J7 m2 C+ L9 }1 b* f5 m
- </li>7 W7 E8 h% |5 V* r5 h8 \8 x) \
- <li class="dropdown-menu-item">% b7 c' Z- c1 @% n
- <a href="#">Dropdown Item 2</a>: W' J4 t5 ?* X. F
- </li>1 j+ T5 M( b- N! j# e3 m
- <li class="dropdown-menu-item">
4 d% e; W/ @5 y8 i! a - <a href="#">Dropdown Item 3</a>
: Y: ^( r! ^' u W& R0 ^* J - </li>
! k, c/ B5 u. n; c - </ul>
\ a+ ?% u+ [. u8 K V - </li>
3 V: x9 j8 s7 x# O3 { - </ul>
3 s6 V2 r) ?$ M1 T - </div>
复制代码对应的CSS代码如下: - .nav-container {
8 |+ X0 i$ p) w - background-color: #fff;
5 X+ N% D+ d0 \7 d - border-radius: 4px;
+ ~' m5 Z4 p' @' W0 i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 b, z$ b. B# `! T
- padding: 1em;: Y/ M$ E! T* U
- border: 1px solid #eee;
; K9 r! @3 {; v1 {* Q - display: block;8 F3 W$ z5 D5 A/ ?7 V
- max-width: 400px;! V+ B. {7 H' a% v) K7 y9 N* K* h) U7 l8 s
- margin: 0 auto;( w/ x* F1 Z& g
- text-align: center;3 }9 ^+ N" Z) Z# T3 r
- }
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& A, P8 `" e& A- o8 N$ a/ N/ E3 r - li {3 U4 K. a& B+ v0 M, c; Y4 k
- list-style: none;! `; E A* s) P' L0 S6 P
- -webkit-padding-start: 0;
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& B& n: k" r1 @; {2 {. P9 p - a {
$ e' E, V- N" X4 e1 k - text-decoration: none;
/ w$ E7 e7 e; W% N - color: #ED3E44;* d) i# y |# K1 z
- }
) M) e0 S1 G2 B/ J - .nav-item {7 m6 J) f' V+ C- J" n9 x
- padding: 1em;& J5 u! E1 K/ h+ I
- display: inline;3 I/ g( w+ A2 ~& v/ k
- }& }6 k4 G) {" ^+ }: Z# E* I
- .nav-item-dropdown {; x8 C+ H9 v2 u% l! v; V
- position: relative;
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) R8 h, q6 n7 P- j L/ g) B - .nav-item-dropdown:hover > .dropdown-menu {
" A0 _3 N8 D6 _3 `1 w0 [1 i - display: block;
8 t7 `2 `0 p3 S - opacity: 1;
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- .dropdown-trigger {
' n' G* F7 x7 U/ _$ O, {# m - position: relative;
# p r+ V" z! ~) W6 H* ` - }
! P4 N8 J- k2 I" y1 p1 x4 ] - .dropdown-trigger:focus + .dropdown-menu {: U( r9 r8 x' p- j- w' O$ @7 ~
- display: block;: w. F6 \# g F* U
- opacity: 1;
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- .dropdown-trigger::after {
. c/ Q. y' ?2 H% {% ?* b - content: "›";1 I7 ~5 ^+ e- I. z# B+ a' d
- position: absolute;" T- n7 x. A. p! X x) n5 g0 x& x
- color: #ED3E44;. G& t! j2 }. V, O
- font-size: 24px;
8 s; |( I0 Z* f: V) G2 K9 B2 t/ g - font-weight: bold;* l- J P& k' {1 E: S, x* }
- -webkit-transform: rotate(90deg);
/ Y4 u! M3 X1 [; ~3 r/ I - transform: rotate(90deg);2 a7 j& P# N! e
- top: -5px;8 I# V# F9 a8 B* ~$ l3 U
- right: -15px;
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6 d; ~6 L) [0 Y/ T8 z3 F - .dropdown-menu {& C, z( G" |+ X/ ]1 u% \) @* I
- background-color: #ED3E44;
+ L, U. u# y; j, M - display: inline-block;) j( R) p! ?4 l2 U- i4 Z- P
- text-align: right;
0 R. c4 p3 V4 I - position: absolute;! w- B) U( e0 c/ L
- top: 2.5rem;1 N7 v) B9 L8 z; P
- right: -10px;7 v) K% e8 P) U+ \# w9 O; T
- display: none;
8 W' z- k: r. F: k# E+ H. D% g+ Z - opacity: 0;9 O! V: Q0 w' q6 U6 m
- -webkit-transition: opacity 0.5s ease;
, n0 W4 O/ V- _ - transition: opacity 0.5s ease;
4 N9 t) X! O9 G3 R, e - width: 160px;
5 q9 n- F- c( ? - }1 o- ~9 Y; Q3 f0 \$ {
- .dropdown-menu a {
& \3 _! p. c4 o& N. ] - color: #fff;+ M3 w4 I( N; ^3 X1 l0 p5 V7 X# t. l
- }4 @+ m# E+ p/ H1 C3 h
- .dropdown-menu-item {
. k; i) T3 a9 }& L8 m2 l - cursor: pointer;: m# v# N; s) r
- padding: 1em;/ P: e S6 |- q7 A
- text-align: center;
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- .dropdown-menu-item:hover {
& e& d! R. t8 a - background-color: #eb272d;
0 b, L1 c, D4 G - }
复制代码 ?1 M, k! a# D; `$ S/ p
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) z# `. C; O9 ~7 N - <!-- Checkbox toggle -->8 d( j2 @- C' R ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 M9 {& o" U( @4 K
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& C9 O8 V$ I( s4 p
- <!-- Content to toggle from www.mfbuluo.com-->) Y& B- t7 R/ S
- <div role="toggle" class="toggle-content">
2 C/ P7 ?" ^& R* K2 B - BA-NA-NA-NA!
1 h9 W a* I6 Z7 }- [5 g0 e - </div>
( D* A% y; d/ x0 C/ ]8 A3 B' | - </div>
复制代码CSS代码内容如下: - .toggle {
5 H& A: f! r! B2 B" \$ e1 b7 ?* ^ - margin: 0 auto;: g( @. ?) ?3 t
- max-width: 400px;. G \' J. C$ w
- }# ~- H) |! T% t6 K, `2 n% g
- .toggle-label {
- ?( m- d1 \5 K0 `0 b0 f - font-size: 16px;6 P. E- K/ F, m( `
- background: #fff;5 f8 ?. T+ h( T; c
- padding: 1em;9 I1 ]4 O# s" J0 ^/ h7 B3 _
- cursor: pointer;% n* U% }6 A# m. h# n. q) k! J7 H
- display: block;
$ d( o5 W" u }: ]! y - margin: 0 auto 1em;
" x) t8 E y9 s0 b/ @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ N, J2 B, d6 S% k( v$ h& Z
- border-radius: 4px;
Y. G) y$ B9 \" A+ E - }
" Q; L( j. N0 W. U" ^ - .toggle-label:after {6 V# H) A2 f3 g, b
- color: #ED3E44;
! A* L% \7 T9 b* x7 x - content: "+";9 Z3 n% t3 u8 X* f- k( x
- float: right;4 S. _7 F2 t5 W" ~
- font-weight: bold;4 Y+ _% g- q0 m$ M- j4 a
- }
$ b8 u) K6 X6 j% p( X( L! j5 C - .toggle-content {
& I* u" e z* f, X' u - color: #B0B3C2;1 t- ]0 X! ?( ]+ A: L
- font-family: monospace;
5 U' x6 _* |& V - font-size: 16px;
: J2 I! n2 X0 {5 { c - margin-bottom: 1.5em;" O; s* S8 j) ?
- padding: 1em;
+ r) b7 p {8 E9 l1 V% q - }# o: A2 c+ q7 N1 j
- .toggle-input {3 V4 d s" d2 J5 T/ v
- display: none;6 C @5 y7 O( O
- }! _: v/ |! j" [2 ?' ^" @2 m
- .toggle-input:not(checked) ~ .toggle-content {7 E. E3 H* N/ t
- display: none;
: |4 i0 X0 t: A: L - }
- M2 |% l2 J( v2 N, j- I - .toggle-input:checked ~ .toggle-content {+ m4 b8 ^. n6 _3 f0 T/ v: _
- display: block;
: J$ M8 F8 r) X T9 j* W5 }6 d& I - }
" G' `8 w/ f! M: ]7 O. r - .toggle-input:checked ~ .toggle-label:after {" h- G I) @4 a* d
- content: "-";& D' ]' f. T8 k D
- }
复制代码
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