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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!">' o ]4 G7 H5 b7 t" O
- Label for your tooltip
4 a1 c2 z. _& M. ]" D( b - </span>
复制代码CSS代码: - .tooltip-toggle {7 T1 i7 |- g8 S6 C! y0 Y. M
- cursor: pointer;. U! p, H! e. L# Y# a4 ?
- position: relative;
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8 R0 W3 {0 ?1 C% X# K) R5 u' n - .tooltip-toggle svg {. b# b1 k* W4 y3 p( ~ @& L7 j
- height: 18px;
8 l G0 }7 d3 O; n( b - width: 18px;
% Q# i/ _% ]! p0 _( \- M - padding-right: 0.5rem;
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# U! ?0 U; m. x& S - .tooltip-toggle::before {7 P1 D; o4 q1 R7 V1 X6 R1 j# c
- position: absolute;. K% X! i4 H6 Y# \0 q
- top: -80px;
_7 m/ t" ^6 P- M5 k1 s( w/ |4 C - left: -80px;
`" f: h$ f+ ^6 x - background-color: #2B222A;
& S# N+ w7 y, \4 r! ^5 X - border-radius: 5px;
2 F) F P V# d1 O* ^9 j0 T - color: #fff;' a2 i' P3 K/ S9 W
- content: attr(data-tooltip);6 U) _0 @5 g& J: e
- padding: 1rem;9 r* `& {) P7 H
- text-transform: none;5 d% I5 a7 ]3 d$ p4 m# o; R
- -webkit-transition: all 0.5s ease;
! B c* P6 w' B& q1 a8 Q8 U - transition: all 0.5s ease;
3 D7 x) A4 e: _0 @ - width: 160px;
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- .tooltip-toggle::after {
8 G+ `) b* Y+ W* |6 O6 b - position: absolute;% P" E A; s4 V
- top: -12px;4 N7 S* }+ x" B& w7 A( r- m
- left: 9px;5 @2 Q$ t( d: o& Z2 p
- border-left: 5px solid transparent;! j% q. H$ |6 `+ x% z. @
- border-right: 5px solid transparent;
( K; Y# o5 ~, w+ { - border-top: 5px solid #2B222A;6 [+ \) ^5 S6 s0 e$ e8 w; c$ r
- content: " ";* v6 C3 e$ z/ P, u
- font-size: 0;( t( S1 J6 ?# m1 R! E
- line-height: 0;
4 }9 g2 w& q$ z" D( P - margin-left: -5px;: }+ ~& f( L1 \0 t
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {7 x. N1 N4 C6 o, t# w
- color: #efefef;
* V7 s8 s# W( S- M$ @ - font-family: monospace;+ C' n4 [# |% U9 e7 [
- font-size: 16px;
$ B2 O7 h* p3 i+ S - opacity: 0;
5 v4 M: \3 k/ B8 Z9 Q! I - pointer-events: none;" ^7 g, v" k- @
- text-align: center;
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4 x6 v O% ?6 d2 X3 O - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, p0 S/ k1 x! ^. T
- opacity: 1;
+ p( a) G* e! n$ d) I - -webkit-transition: all 0.75s ease;0 H; {: [5 I2 P
- 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">
' _5 t! s4 y5 m8 e$ ~; U# M3 ` - <ul class="nav-items">
4 R0 Q+ X3 |: |5 r( W - <!-- Navigation -->
: s% c! f% Q5 G4 e" k - <li class="nav-item"><a href="#">Home</a></li>! v. s7 A2 k4 t. o
- <li class="nav-item"><a href="#">About</a></li>
2 e' d" P6 d, N5 w" N7 l* L$ d - <li class="nav-item"><a href="#">Contact</a></li>+ P8 Y9 L( J$ M' A e3 C+ O. }% u
- <!-- Dropdown menu -->
# P3 E: V& z1 X - <li class="nav-item nav-item-dropdown">5 ]1 u2 N q6 Z# M& i* k! _
- <a class="dropdown-trigger" href="#">Settings</a>
, Y) I$ \3 C. P+ h - <ul class="dropdown-menu">7 D/ [0 ?4 K/ `/ e8 Y; w
- <li class="dropdown-menu-item">
6 `; A' B* {+ E+ ~ p7 @ - <a href="#">Dropdown Item 1</a>
3 L, o0 G) u O! Z- @: e9 ^ - </li>
$ D8 x3 @& Y* P" ~( k0 b - <li class="dropdown-menu-item">* ?3 k B- l' P" a3 n/ R
- <a href="#">Dropdown Item 2</a>7 x9 D( Z7 q7 U. [2 P
- </li>% H8 {' m/ C' Z% {% T* U9 r4 P/ Z. Y% a
- <li class="dropdown-menu-item">0 j, ]& O' u3 x; s/ V: G
- <a href="#">Dropdown Item 3</a>
5 b, z) J" b2 r0 ^ - </li>5 b; Z- ?' X% h; d* M" s8 ]
- </ul>5 t7 q3 z& x: y2 Q/ d" ]
- </li>
0 R- [+ t& [ [9 Y* q- y - </ul>0 \1 L2 w" I) v- ?9 G4 j2 Y) d
- </div>
复制代码对应的CSS代码如下: - .nav-container {
9 T& n5 o9 l6 s, c8 n9 `9 y0 t+ G - background-color: #fff;3 F7 Q" Y6 B9 @+ @" z% m: B8 O
- border-radius: 4px;# p4 U% \6 Q2 D; h/ J* W' j i
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 T- A" c0 J; w/ U - padding: 1em; a" v- M% _* C7 s% x8 l5 c7 k
- border: 1px solid #eee;
5 g5 V: K5 W# K! _0 _4 U - display: block;
- i$ O' v& f6 S3 B p' S% z - max-width: 400px;9 ^9 Q! s: e# V6 x. S! R0 J8 W
- margin: 0 auto;
8 F- ^" w; Y" }7 N- t3 y4 ~* A - text-align: center;6 A& S) C4 w$ S8 Z$ o: {# k
- }
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- li {& ~$ \ g4 a+ E$ L- D# y9 ]* J
- list-style: none; J6 M( k, n) h( z- [1 r
- -webkit-padding-start: 0;6 X& l1 {: w: j% u* L
- }
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- text-decoration: none;( f T! y$ G6 Y- q7 Z" N' u
- color: #ED3E44;
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$ u* e2 I: U0 Q$ p3 w; \ - .nav-item {1 V2 S A2 ^4 ^/ C. n
- padding: 1em;) g$ N% A6 F3 f2 I3 y. j S3 @
- display: inline;4 _) o7 U( P7 C; h8 D
- }
; `/ v% `: T; J; ~( s8 E- x6 q5 N! a) d - .nav-item-dropdown {( {$ H# D0 m1 ^# C
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {0 G6 V; O- Y0 ~, i1 n4 O* u
- display: block;
3 l4 J% x, b- j, Y( E - opacity: 1;' K2 o: o/ D3 x% \2 b+ j9 `; H
- }6 `7 N- m% x' z
- .dropdown-trigger {* J+ L) V# ~& U
- position: relative;
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6 F! e2 L) h& ]! h8 S( L# J7 n - .dropdown-trigger:focus + .dropdown-menu {
' i/ x% B# k% T/ g - display: block;
/ ?+ P# b4 F( q$ P4 W. V - opacity: 1;
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- .dropdown-trigger::after {# z2 T0 c3 {% C C* T: l1 W
- content: "›";' d$ i* o( O- D; W: K" R0 v
- position: absolute;
- G! O7 u, R& @( g1 f3 G& `4 w - color: #ED3E44;; ^4 x- N, X, w9 A2 u- I0 Y
- font-size: 24px;
- X X/ Y! p& @: o3 [. \- | q - font-weight: bold;
# H2 V) N" ~8 L8 J; F& ^5 q - -webkit-transform: rotate(90deg);
3 W- O) I7 m4 R/ H/ K$ _, \! p* |9 A3 B - transform: rotate(90deg);
& e+ M+ a2 P& `, n; d - top: -5px;' y3 \: _7 }7 V% L6 ^
- right: -15px;
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4 h) g5 X3 r, U - .dropdown-menu {
2 U1 Y4 t# F; m& W0 y' M - background-color: #ED3E44;' b! p, W3 ]9 x: F E5 p
- display: inline-block; Y+ R5 |- v/ S# H0 [/ }
- text-align: right;
* F# ^, N' w o2 ]; X - position: absolute;
9 y& q. w4 v5 a0 B+ S0 w( f - top: 2.5rem;3 @2 }$ t3 O7 f9 d( n7 ]2 S" K
- right: -10px;
+ N. e) e" [8 x4 w% O7 q( d - display: none;& q, C5 \( H4 F! j& a
- opacity: 0;
9 V) y' q2 g8 k) b+ n - -webkit-transition: opacity 0.5s ease;
8 c/ r- Y0 f9 L* g - transition: opacity 0.5s ease;
" V& j$ z9 Y2 u9 M$ R - width: 160px;3 g# P) B: l$ O* Y, w
- }
; }9 j4 i) J4 Q; j \6 Z) u& J7 x5 f - .dropdown-menu a {& A" k* Q3 D6 X" ^1 K
- color: #fff;
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- .dropdown-menu-item {0 O' ]4 o7 z1 | s
- cursor: pointer;
5 e* X% p2 B, ` - padding: 1em;
) V2 {; O# E( E: ]* m - text-align: center;$ Z( T w. c$ q5 s' h2 O
- }
+ m+ A4 S3 k( C - .dropdown-menu-item:hover {
9 L" e# j& r5 m" p9 q `( ] - background-color: #eb272d;
5 ]& ]4 [$ c5 G% L/ Y# C5 y6 Y& _ - }
复制代码
7 O: V. u7 T3 u# z) s可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( f$ ?/ Y- X& n: ]" V
- <!-- Checkbox toggle -->
9 R6 U4 @) ]$ K# n; B - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- o3 k8 D- G: ^. _2 [3 ]
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
& q4 e* ~) Y+ ?4 Y1 ^ - <!-- Content to toggle from www.mfbuluo.com-->) b. R* N+ m4 J, u: }) ?+ |
- <div role="toggle" class="toggle-content">
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- </div>
) i5 U, `+ `' U4 ~ - </div>
复制代码CSS代码内容如下: - .toggle {8 U. C+ R }+ m3 v! t
- margin: 0 auto;$ L4 B& S' K% x3 |
- max-width: 400px;
$ S7 z* f5 U$ f! u - }
3 A$ [) q' [. T# B( S4 p% v% h+ D - .toggle-label {
3 ]4 G) b3 \' {: w" y - font-size: 16px;
: {1 ~, b1 v: h! J" q - background: #fff;
* @0 G6 t; w- I% `- b; D4 N5 @ - padding: 1em;
9 X0 M# E& w0 C/ X* @" U - cursor: pointer;7 ^& Q; ^, @' \
- display: block;
& w3 f3 V0 P. q9 u" c8 H9 U - margin: 0 auto 1em;
/ e0 C0 a6 t0 q3 Z8 \3 e8 k( | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 C8 [* V/ X& m) x, s
- border-radius: 4px;
2 V7 R/ V9 d% K1 e% Y6 k4 }+ T - }0 A# ^% U* s7 t3 U6 D+ V
- .toggle-label:after {
+ O. l) u E* q; A4 d - color: #ED3E44;
* v2 H1 ^2 D5 {7 w2 C4 m% c0 _ - content: "+";- z+ i% f% e( ]! x
- float: right;
( r4 J# Z0 r3 q- j I+ ^ - font-weight: bold;5 }4 h1 a: p* G. X
- }
9 _, ~: z E3 F4 n. j& L - .toggle-content {# _' i: C; r- A3 \" X7 ]- G
- color: #B0B3C2;8 O/ N5 s( C( E2 {
- font-family: monospace;6 X( O) P# v4 y
- font-size: 16px;
# x1 Z8 u( ^- N% k( n7 v {4 { - margin-bottom: 1.5em;
1 w. ]2 K# [% ?/ ~ - padding: 1em;3 ?3 c; _+ k/ e9 p- E9 s0 S
- }4 S- Z6 O8 k) O" g& O# N* W
- .toggle-input {4 h9 L2 N3 h+ t& _6 a
- display: none;
3 @ g$ z. }# d - }2 Q) G6 a% z0 K" M5 e. y
- .toggle-input:not(checked) ~ .toggle-content {: @2 x0 F$ c6 a+ V5 Q9 _
- display: none;, Q" ]. j s2 G: o
- }
! A2 Q2 @7 j4 n& U8 r2 e! U - .toggle-input:checked ~ .toggle-content {
4 m; e8 P0 d H, d - display: block;2 j& \) K5 k) F) [
- }
, W) T, U1 d. Q0 f' j/ p* j - .toggle-input:checked ~ .toggle-label:after {3 w( Q' `9 n& s7 O' O
- content: "-";
1 J. W" y! ] H - }
复制代码
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