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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( P' y" `( r, |2 o6 o
- Label for your tooltip
5 w$ m+ o, W# D% R/ q - </span>
复制代码CSS代码: - .tooltip-toggle {
1 a: j7 A& N$ f$ C - cursor: pointer;
' G" T$ [' ^0 y% S - position: relative;( j m- @) r/ z# Q* q% V5 z
- }
' S8 |2 @. F& Q; e4 A( E' S4 A - .tooltip-toggle svg {
4 q8 [$ {7 K' M* l7 |: \( s; u# | - height: 18px;4 O# `' P t" m7 ?- ^% O5 p- p& |8 p
- width: 18px;" ~0 ?* x" A2 e- S' I) p) p, O
- padding-right: 0.5rem;4 m* E% d3 \! j) H q7 U
- }
. G6 u- p7 ~3 Z/ V7 ^ - .tooltip-toggle::before {0 B6 k4 @7 T* A6 j5 w) ?9 [
- position: absolute;
( O) T n, o& O) d1 l9 O5 \ - top: -80px;
% D; V9 W# ?. H - left: -80px;( Z) D+ `- w0 t% T! z3 s
- background-color: #2B222A;
& w' U4 F7 D" N& a" a - border-radius: 5px;$ H8 C' u! H8 d7 ]6 H9 R
- color: #fff;6 [) l5 B" g7 {0 K
- content: attr(data-tooltip);
1 h8 T7 f. Y |; @ - padding: 1rem;
7 g5 r2 B' C& Y1 F - text-transform: none;# n- n) t& O2 c! [
- -webkit-transition: all 0.5s ease;
0 V' b0 w* ?) v6 i9 V - transition: all 0.5s ease;1 k* w: Q! K2 u# {- p u0 ^
- width: 160px;9 T, `" ^# a0 u
- }
) u$ `2 {& X0 ^3 q; b - .tooltip-toggle::after {5 f9 n9 }. x3 z* A
- position: absolute;" f' q) F0 Q+ J- n$ d/ e/ \
- top: -12px; f! T) g2 s7 Z* l- W* Y
- left: 9px;
' J5 }) H$ k- p8 j& q" b - border-left: 5px solid transparent;
+ G1 S; I7 _% T6 X$ B - border-right: 5px solid transparent;3 i. d5 r/ \. c. _5 B# v2 x5 i4 r
- border-top: 5px solid #2B222A;
& _* s9 L" F/ t0 |/ M" m - content: " ";9 \; Y% U0 M0 K7 l+ ?4 x0 v
- font-size: 0;
, F( V8 W, j9 }; G - line-height: 0;3 A! m! i9 n3 m6 @, E3 A
- margin-left: -5px;
z: q( d+ `4 _% m5 O - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {) p z0 U1 E3 I+ C& m
- color: #efefef;
4 r) @+ \4 R! @& f - font-family: monospace;! r" u+ ^+ Q0 l& Z1 m2 A0 T
- font-size: 16px; B u/ {1 E t
- opacity: 0;
/ z* M4 L7 `" d K o6 e! _" b - pointer-events: none;! b9 `) C1 x6 ?
- text-align: center;6 j% S, f3 F7 v6 G6 P! X& I' x
- }
$ a: A( {& N/ s8 @ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 V6 b/ G9 ~& w% A. U - opacity: 1;
, I+ ]: Q" H8 x7 Y* d4 x* _ N - -webkit-transition: all 0.75s ease;& W. A$ [& j& B# L- t% `, w9 c9 g# o
- 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">0 L& K8 }* |4 C$ V8 i
- <ul class="nav-items">0 j w- x: F' y: a: Z
- <!-- Navigation -->9 M$ a1 ]9 ~1 K" O6 ] t) x4 B
- <li class="nav-item"><a href="#">Home</a></li>( u6 Q% ]# w) z
- <li class="nav-item"><a href="#">About</a></li>
% {* d5 [, a @9 r+ ] - <li class="nav-item"><a href="#">Contact</a></li>9 C1 X; K* p. L6 Z( t
- <!-- Dropdown menu -->8 @' A& [ D. s. L( O* \/ x
- <li class="nav-item nav-item-dropdown">
" a" i$ K( P( n# \" }8 J - <a class="dropdown-trigger" href="#">Settings</a>
- ]8 i' R9 A+ ~+ t: z5 W - <ul class="dropdown-menu">5 }+ X* l1 u' j h5 ^6 p( u( i
- <li class="dropdown-menu-item">
9 i9 R% b6 X. z) g' X - <a href="#">Dropdown Item 1</a>
' b! `- C% J& t3 Q8 T# h& ` - </li>
: e: l- \" l' y* S7 e& J - <li class="dropdown-menu-item">
}" c7 V7 o: k$ r# A7 r" ^+ O" z - <a href="#">Dropdown Item 2</a>0 K; y; @5 B- r# g+ G/ A* }. d
- </li>* E7 o" O. i- P$ M8 S
- <li class="dropdown-menu-item">
7 P2 [6 b+ f5 b' D/ B1 p' e - <a href="#">Dropdown Item 3</a>
' b/ W. V: m8 k d; X! b; K - </li>
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- </li>9 t/ X9 P: y: U' {& @ L2 P
- </ul>
: k2 ]& a% n+ \ - </div>
复制代码对应的CSS代码如下: - .nav-container {/ \0 i2 a) V) z/ u
- background-color: #fff;8 Q0 j7 s6 A) @: _7 L
- border-radius: 4px;- h5 x' T& q' |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 f) }' ]5 Z( ]4 {: y6 x9 H - padding: 1em;$ d4 t4 S2 r9 Q4 k* p. F8 n _
- border: 1px solid #eee;
$ N& l/ Y5 O; m - display: block;
% z5 b7 U5 M9 _) x4 u4 e1 [ - max-width: 400px;
w3 o: \5 l8 M8 W$ f4 p& i - margin: 0 auto;
4 B/ W: N* }, G - text-align: center;
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- ul,, y P- Z: O! z6 P% H( a
- li { s! Q; l7 ?" K6 {/ d+ |8 ^1 p
- list-style: none;
: z$ W3 w4 \5 K. P7 f - -webkit-padding-start: 0;
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- a {0 B- X2 g0 k. ~# W! n% ~- C
- text-decoration: none;$ R/ I4 f& L6 l
- color: #ED3E44;2 ]3 }* i- A8 k B8 e
- }
T3 n$ }# `" o4 ` - .nav-item {
. [. e0 l! l" D7 b2 y - padding: 1em;
* f* H/ o5 B6 L& P" s - display: inline;; W' V K. p2 _+ m0 `0 h6 x
- }7 z/ q" B* i$ `
- .nav-item-dropdown {) o \4 w, \- w V: c
- position: relative;+ x5 @% |$ p0 ~3 T0 \
- }. L" {" j" M$ _. E" S/ f
- .nav-item-dropdown:hover > .dropdown-menu {. ^; w* c" T6 N# m& f
- display: block;& Y G& ?9 r2 Y
- opacity: 1;6 m% ]4 A, E( x2 B$ u
- }
% e) v6 K4 V g' W- z3 O( i - .dropdown-trigger {- M9 {5 e! t. D, G
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {/ K) A0 F4 m5 l( E# N: q
- display: block;
5 _ [9 L6 D( V2 D' n7 ? - opacity: 1;
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6 ~; r9 D3 k4 R. ^* N' n7 n* j - .dropdown-trigger::after {3 s; K2 o( |$ _% s: e
- content: "›";
b! b( [+ Z; w - position: absolute;" D; s" c0 M$ {2 m( q" z% c& U' c
- color: #ED3E44;
% c& s' N. i$ ?% }8 |8 X - font-size: 24px;
, N( r7 H5 C: l, G5 C1 C# V1 C - font-weight: bold;
2 h' Z K F: y6 H) [ - -webkit-transform: rotate(90deg);/ r! a/ W, K3 E9 z' R, m
- transform: rotate(90deg);4 T9 x: f5 _ S: e- L( ^
- top: -5px;4 F Q6 p0 J9 n) D6 e9 I
- right: -15px;4 L2 k: O' _ Y0 j
- }; D E3 Q0 |1 @+ g ?
- .dropdown-menu {) H4 N" x1 t* T/ f) h
- background-color: #ED3E44;' d$ T: l) y! V2 z$ G( G
- display: inline-block;) }8 p* r. [- h/ @ z
- text-align: right;
+ \+ Z% c$ U% M4 y" n - position: absolute;$ ?, \: C* L; W' l% [
- top: 2.5rem;6 }$ Q/ W) D" v7 W" }
- right: -10px;3 {; S3 L! t) \1 q
- display: none;: H# v6 W+ L. P% Z/ M- V
- opacity: 0;
R0 U5 _# H: h+ E - -webkit-transition: opacity 0.5s ease;5 w' n* f' C" b, R# z+ G8 L
- transition: opacity 0.5s ease;
0 I4 H2 X) S: W, I1 i0 M' B - width: 160px;3 `$ O; ~! `2 U. g) ^
- }
# k8 @9 |: y7 M9 p% N2 L- A - .dropdown-menu a {
1 j M( |* W4 j, a3 F* u- i. U' n - color: #fff;
- U, [/ z) l! K$ O - }
, X6 l- R" `* \$ _3 s - .dropdown-menu-item {
* L/ Q# e, d9 h: A - cursor: pointer;
5 |" o' P" G T" v l - padding: 1em;( @! w2 l# C4 y v3 }" t
- text-align: center;
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- .dropdown-menu-item:hover {
, R+ x4 p5 D6 x - background-color: #eb272d;
\8 j1 d0 C' g+ O1 \ - }
复制代码 5 ^) u" Y7 a( t" s! V) Z3 e
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ V$ D( ]1 ]# `
- <!-- Checkbox toggle -->
! ?1 |) T# l' Q w/ V2 j n% h! B% k - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 a1 K' P, _- l0 N: p2 Q& h/ ? - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" ]( a. q5 d" {7 d
- <!-- Content to toggle from www.mfbuluo.com-->
* q6 n0 h+ V& n" U - <div role="toggle" class="toggle-content">& r0 h/ j+ p G$ K) d
- BA-NA-NA-NA!/ y' a) X" Q7 Y+ ~7 Q! @
- </div>
; w4 k' p% U7 w7 g+ l0 B8 t( X - </div>
复制代码CSS代码内容如下: - .toggle {* s$ V3 |5 ^$ Y+ ^: L: |; K( D7 c
- margin: 0 auto;- X ?# b2 z3 k8 g+ l1 T C
- max-width: 400px;
0 o, w# p' f1 @1 I9 V( f - }
& x* Z* V" \$ F1 w* _ - .toggle-label {
2 U9 N) T1 @' l0 M - font-size: 16px;$ K7 ^: z- _, H/ E: O
- background: #fff;
7 G' s* l9 a u: B - padding: 1em;0 x* y* s; ?/ K/ s6 c+ Y9 t$ J) B
- cursor: pointer;# \- P% |$ q: ]
- display: block;! J% X+ L0 c0 g7 M& a! ~8 V0 W" m
- margin: 0 auto 1em;) y2 J% E2 l; {2 [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 a0 \4 M' Y- B/ K6 r! d - border-radius: 4px;
W8 l1 {: u. `3 J# O - }8 X8 X9 U! H) w* Z! E ~
- .toggle-label:after {7 z4 N+ ?- ?# m* Y2 `
- color: #ED3E44;
2 P# }- g& z& m" ^) U* [ - content: "+";0 g3 t& h/ z! ]" V3 Q, C0 X
- float: right;
* ~: h$ E1 `5 E2 o M - font-weight: bold;
, D3 c1 a' | v& P: \ - }
8 _$ G7 h& a" A" P! E' B - .toggle-content {
! _; ?$ D; [6 y& f2 y1 d - color: #B0B3C2; ~# p! c7 \0 K3 |
- font-family: monospace;& Z$ @( c4 A/ h: T' C3 O
- font-size: 16px;. \+ P' B1 i0 w/ v- C
- margin-bottom: 1.5em;
7 x; l; U1 S! U3 |. f, l - padding: 1em;- t0 G$ p3 u! d( a3 F" m4 W( Z
- }
/ x& S" u1 r7 J( R9 K - .toggle-input {
- Y4 K6 J9 {8 I1 y& B5 k - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
1 U3 f, O V; h3 [2 f+ K; e - display: none;* K# b4 ~8 ], K! V
- }9 X$ Z: _9 B& @; z7 e& r
- .toggle-input:checked ~ .toggle-content {
) ~/ \2 Y2 E) [# M1 x! m7 a - display: block;% h. n C; d9 K) V: l
- }
4 b+ @5 N) q/ A, P( ]$ p' Y - .toggle-input:checked ~ .toggle-label:after {+ u; H8 O. J$ B, |7 s. F+ }0 n* K
- content: "-";
* `) v) D w$ w - }
复制代码
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