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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!">
* M: G+ {4 g' G - Label for your tooltip" [' W' F9 G9 _/ C( m( w$ X
- </span>
复制代码CSS代码: - .tooltip-toggle {* i7 m8 t; B6 j s* e; B, w' p6 ?# l/ m
- cursor: pointer;
' h0 T2 O2 O3 A2 U - position: relative;4 t/ V0 G, W+ Z, k. a, C8 ~9 g
- }
9 C. e4 @/ _% s3 _# O - .tooltip-toggle svg {% q. w5 Y. E& [& F
- height: 18px;
+ b, w' M; j" y b/ q - width: 18px;
8 r5 q% T5 q) T' d5 O5 _3 P - padding-right: 0.5rem;
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- .tooltip-toggle::before {- F( ~) x# [4 _. X& b
- position: absolute;9 L1 L, E! u- F r1 V& h5 Z
- top: -80px;
2 k' ?3 F7 [6 w/ a9 j6 ~# h - left: -80px;
8 Z) ~: K6 R: ?7 _5 w# J - background-color: #2B222A;- ~ D2 P, X, I9 ^8 t) z
- border-radius: 5px;
4 C3 G3 V8 U, ^/ \8 c d1 a - color: #fff;
4 V0 P* A3 s4 p5 k( S% Y - content: attr(data-tooltip);
( s! T; c9 |4 z4 b8 t" M - padding: 1rem;
. ]! Y7 o; L. u0 I* W - text-transform: none;! w1 d, |: R% r# `9 K/ T
- -webkit-transition: all 0.5s ease;5 ]! X, Z( l2 J0 Y/ z
- transition: all 0.5s ease;. d7 }4 k5 m( i: P D
- width: 160px;
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6 y4 a& \0 j& W+ ^ - .tooltip-toggle::after {
# w# e2 h, u0 U5 F# O) A7 F - position: absolute;
* G" D1 m$ O2 Y( s# s - top: -12px;/ Q" I( ~9 P, F. C7 P
- left: 9px;
! M$ U: w2 C9 I" c+ e- ` - border-left: 5px solid transparent;
& f3 N/ x9 }3 L2 }+ A+ T' E1 B - border-right: 5px solid transparent;
- W' r7 ~2 `- ?' ]6 ?2 s8 J - border-top: 5px solid #2B222A;5 t; z; K+ o1 T( e2 f A6 W5 T
- content: " ";
y9 W# ? H6 a# _! b4 p% v# c - font-size: 0;
) y2 q0 X8 o7 B% N+ I - line-height: 0;
( V( L" |/ x# V5 \# N - margin-left: -5px;( o, }3 |/ [" J! n) F6 O- S5 L
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
% v) Z" f0 L& @9 | - color: #efefef;& _1 [, t8 R3 U, ]9 m
- font-family: monospace;
3 V1 G$ j- ^/ W2 X - font-size: 16px;- }) c3 w, u7 G1 B* ]; D6 U
- opacity: 0;! H7 @" X- H+ W" c0 ?0 n) W$ E) @
- pointer-events: none;
" C0 |% Y2 @+ @) c Y& @) p; ^, K# P- R - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) g+ Y9 R0 r: v# ~! V4 {+ _9 K* ^ - opacity: 1;: e$ V+ O; r3 d5 M( m# m( t
- -webkit-transition: all 0.75s ease;
- @# Y4 y2 [- V5 q: P - transition: all 0.75s ease;, e8 z4 x) K; P' b
- }
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 E- D1 \7 |+ U
- <ul class="nav-items">
( q* A3 @" c- |- N) q5 O - <!-- Navigation -->
8 u+ s' ?2 g7 B7 J/ O8 r - <li class="nav-item"><a href="#">Home</a></li>0 X- E( a) c$ G7 ] U6 D/ b9 g& M
- <li class="nav-item"><a href="#">About</a></li>+ K' j+ H1 d, Y
- <li class="nav-item"><a href="#">Contact</a></li>- v6 Q# ^( w( \4 d& C( }8 Q: P
- <!-- Dropdown menu -->
0 T$ E/ L% M& L9 N' Z - <li class="nav-item nav-item-dropdown">
0 D4 _6 X/ s4 b5 v7 D; E - <a class="dropdown-trigger" href="#">Settings</a>
2 K% ]3 f4 v. F - <ul class="dropdown-menu">' V) w/ I8 s' t; ?; @- d. ]$ I
- <li class="dropdown-menu-item">
% y7 s2 p: Z+ ?5 i - <a href="#">Dropdown Item 1</a>
! X8 q* L. W [- r9 \1 E# j - </li>
) v/ _( |8 S0 s - <li class="dropdown-menu-item">
7 L" E9 V( A0 b+ J# d - <a href="#">Dropdown Item 2</a>% N3 ~, S$ A! \: i% t" ~4 U5 ~
- </li>
( a# } N0 |3 O - <li class="dropdown-menu-item">
3 g4 O7 R% } N/ u: L* u3 J# L - <a href="#">Dropdown Item 3</a>
* Y# _3 ^7 d3 q+ |" q - </li>& o# U% k5 P9 x/ x ^# v5 P" v2 k" W
- </ul>
" l6 v! ]3 h2 W* _7 V; k( { - </li>
1 \% I2 m. F; B - </ul>9 \; k0 E+ z0 D3 r
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ h7 L: y& s7 K* t8 E* R# U2 q
- background-color: #fff;5 z! E0 X# b' F1 Q1 M8 ~* @% Z9 _6 W
- border-radius: 4px;" X& w- v; b: }7 q: j ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# [+ t( c0 s) F- Q3 E4 Q - padding: 1em;2 Y9 H0 T/ a( B2 U
- border: 1px solid #eee;
' N6 e: J' }( i: N; f% }1 W, V+ ^ - display: block;
+ v3 z' c1 f! D2 w - max-width: 400px;
0 l, O% B: p4 B7 H - margin: 0 auto;
/ l1 d! X- R# ` @* ]% y* @" P' P, V - text-align: center;
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7 s% i- K. r# g- c4 y: w - ul,
: z$ k) i5 u* d - li {$ y5 e3 v6 T7 J# O' k% X# s4 _
- list-style: none;2 Y4 ?0 p/ w; ^4 W
- -webkit-padding-start: 0;
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- a {2 _' x# _6 v! ]; t1 i; Q1 g
- text-decoration: none;
/ w- a7 |" R. {9 R4 Z; |( E - color: #ED3E44;
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- .nav-item {
$ A1 b' B; w8 d4 j' i- S - padding: 1em;
. b" O) v5 @6 P7 ^3 H/ `' T. F5 I - display: inline;9 X; Z! X2 a! O; |- J
- }8 @! w. {) c3 ~% x* c' l3 ?" F1 F
- .nav-item-dropdown {8 p% S8 t: R0 y h* f( N- K
- position: relative;; F, D; e- P- J5 c( H$ ]0 G
- }
& _& A+ ?/ @/ K5 b1 A c! \& A& y5 _ - .nav-item-dropdown:hover > .dropdown-menu {
_$ T5 T) l: a; J& W: d5 C - display: block;, [! T8 M4 d! C3 H
- opacity: 1;
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- .dropdown-trigger {
# y2 s6 P2 H @8 l% D( k$ F - position: relative;0 s! P- Y; C5 N% G2 X
- }
% }+ u7 i) N. j. N0 U8 ? - .dropdown-trigger:focus + .dropdown-menu {) L3 b s/ m& g; e- i: Y' t$ U
- display: block;
* S6 }: t; h( ?5 L+ q7 h - opacity: 1;
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- .dropdown-trigger::after {* c* a# }1 h; u' w
- content: "›";
) j ?% g" e4 Y3 S# F P+ m - position: absolute;2 f, P& ]$ _# b6 b0 y
- color: #ED3E44;4 ?7 R$ P, j4 ]% o
- font-size: 24px;) h6 [1 C/ l* s# o
- font-weight: bold;+ e. T) O. m; z1 l$ j
- -webkit-transform: rotate(90deg);$ L N, E+ ?, J; e2 i
- transform: rotate(90deg);/ c0 O4 R) V' l( \
- top: -5px;# R. f% _! t2 `( m1 l! @8 O' k
- right: -15px;$ K- c! D$ S6 z2 @8 Q
- }
- Y- x) \2 [1 c - .dropdown-menu {, }+ _ E) D! E% ?: v/ e3 e/ Y
- background-color: #ED3E44;
7 u0 p( o+ q) d3 V0 H( z - display: inline-block;" w1 |) m/ o, X7 x$ D( ]8 o
- text-align: right;
8 P! {& f+ i2 | - position: absolute;
! @; _3 n8 F5 Q: F. p - top: 2.5rem;/ D4 _" R8 K' T: L) S1 X0 R G" L
- right: -10px;; J }6 M0 b3 L
- display: none;
" C% i% ]& U& r9 D2 b" W/ j - opacity: 0;
4 b2 T' G" W7 J - -webkit-transition: opacity 0.5s ease;
$ Y. _# y7 f( e4 o, E6 @9 r5 P - transition: opacity 0.5s ease;6 O5 A- @: L& m& I! |, F2 x& k
- width: 160px;
7 j, K4 @* i7 U - }/ |" R9 b% a3 i' B# z7 y
- .dropdown-menu a {
8 ?. Q0 W% i: G - color: #fff;
& J8 i* S4 |2 c$ W, }1 M3 y& \4 S - }
: r* M; e7 k- W! P( B - .dropdown-menu-item {$ G- e8 B$ c; b2 C0 V9 t
- cursor: pointer;
6 q/ @9 u5 R1 Q$ n3 W - padding: 1em;
# q- Z3 S2 n9 U; u) n+ A$ B* Z - text-align: center;
, V) }2 ?% r- ` - }
2 w) v( \% B" u' J - .dropdown-menu-item:hover {
4 R# X/ @8 f0 a/ S - background-color: #eb272d;. F0 p6 m0 P4 [ ?$ c* e
- }
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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">
- {( F5 U( ]% s3 E3 N - <!-- Checkbox toggle -->2 E1 Q" w/ X' O1 d
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># P/ v: D6 @8 a5 D" U0 w4 ]
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& F" z' e9 V2 I8 H* @! E
- <!-- Content to toggle from www.mfbuluo.com-->
- \6 q( W& a( D - <div role="toggle" class="toggle-content">% ^5 ~6 R0 y4 N& X. C: B
- BA-NA-NA-NA!
3 t# ?& P" J- ?) z$ J: o - </div>1 K% f/ a" D7 b" C# s" R6 m+ x
- </div>
复制代码CSS代码内容如下: - .toggle {6 e$ \$ b* W( ^! W: U' x# p/ q9 t
- margin: 0 auto;! i4 d- h% j" A
- max-width: 400px;/ P; k r8 a$ h) W
- }9 F7 h8 `8 ]( _9 D2 O* w
- .toggle-label {
8 _9 z1 b$ K6 { @) | - font-size: 16px;
+ W, ]7 `6 Z5 c4 N- w* f3 a$ o - background: #fff;2 V: E$ u/ Z% C9 {
- padding: 1em;
9 D: V% }- @7 @% g' j - cursor: pointer;* y: i. L8 m# X1 j6 M5 D
- display: block;
1 V5 ~- m8 g% h- F p6 a - margin: 0 auto 1em;
9 c, Y @5 ~5 |9 H6 c2 G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& s& g( P+ {. c, [2 g1 I% Y5 e* A
- border-radius: 4px;
: i/ l8 m. y) N6 k5 j6 X3 d - }
! F8 ^7 W+ H6 D1 y - .toggle-label:after {
- b8 F# {4 h; F+ {7 B0 B, e - color: #ED3E44;* S" v2 _! J: i. O, f! C
- content: "+";
; H" k% J; v2 Z; j - float: right;" J# v% S3 A" D# G$ r
- font-weight: bold;" \; k0 X0 \# f2 t' s$ n* q+ r
- }+ P$ w' I1 D2 B: e
- .toggle-content {( K# r. J/ I! q; [( Q: J
- color: #B0B3C2;: f8 {0 J! z/ d( M
- font-family: monospace;
/ P6 ]& F0 p1 q( f5 X ` - font-size: 16px;
; a D% s6 W+ u+ K. T8 f/ w - margin-bottom: 1.5em;
+ n, N6 L- V9 s+ F; W( R! W. t - padding: 1em;! Y- ] t9 S$ R
- }
* e, O9 A5 }0 y2 a - .toggle-input {
7 I- K4 t& ^% i1 X/ I6 o6 A* [ - display: none;
& U# W) i( }* j# H9 c$ @3 q7 k - }8 v% Q6 Y0 S) d0 M. g( L
- .toggle-input:not(checked) ~ .toggle-content {3 H0 A; l7 f' v
- display: none;2 ^& u3 Y% a8 }6 @! O; Z
- }
1 {# r* A% n8 \ - .toggle-input:checked ~ .toggle-content {+ m; O/ L2 ~$ h' S' p
- display: block;% z4 q# d1 p# b# F
- }
+ M# R4 _. Q, ^0 l" [ a. _ - .toggle-input:checked ~ .toggle-label:after {
- t; v3 i' K" Y# F* E1 } - content: "-";
& I1 T [! N& \' y r - }
复制代码 % Q& Q3 I9 z1 G6 N8 @
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