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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!">
- e h1 M) j, X3 X - Label for your tooltip
# q; e: k; h3 Y; y" | - </span>
复制代码CSS代码: - .tooltip-toggle {
& U3 B' t# N. @4 i% }. j - cursor: pointer;
: R! v3 t2 O4 Z c& q$ G3 W - position: relative;
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- .tooltip-toggle svg {$ @; g4 `2 J) _' b- z/ g2 @6 s
- height: 18px;
# c. b3 n; T' A, g( w$ }( ~: l0 F - width: 18px;
# o2 a8 [% n$ x5 U, K) n - padding-right: 0.5rem;
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- .tooltip-toggle::before {
& k; r1 B* w0 c) a# o Y5 b1 E - position: absolute;
# `! S8 a3 {) N6 N/ X8 L3 ?. U - top: -80px;
$ @, Z# M# v" \ G; f! s7 d8 j - left: -80px;
0 [" t8 h, B4 `7 M5 ` - background-color: #2B222A;$ E- }& l. d; Z4 R; R+ c3 k* s& P
- border-radius: 5px;
! ~5 U" ] G- f1 Q) k# O$ m$ k - color: #fff;
* }/ K: y: C: ^* K+ O$ z T - content: attr(data-tooltip);: d" o$ p( R% ]: E3 t; g$ a
- padding: 1rem;
7 X- g/ k6 M8 a5 T7 Z6 k# s - text-transform: none;3 A* x& Y6 R$ a4 f( \! i
- -webkit-transition: all 0.5s ease;0 ?8 |5 e, h4 S; c4 l
- transition: all 0.5s ease;
) } `. [; s6 Q* J3 O0 e0 w - width: 160px;
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|. A+ H* ~4 d% h# \" g* g7 E - .tooltip-toggle::after {, O9 V2 a0 H- j0 \0 r
- position: absolute;
7 A; J# K$ Q. p& e& u' {( Y/ _, t - top: -12px;: `" A( z& T h2 M- T
- left: 9px;
+ D Z% L0 F% l9 k1 \ - border-left: 5px solid transparent;
1 B; w/ T* J8 ~ - border-right: 5px solid transparent;4 f. R* G8 A- W# |/ ^1 g$ V+ I
- border-top: 5px solid #2B222A;, b) r& ?: g3 R. O+ \( j, J
- content: " ";
- t% K$ L3 N. [7 ]7 J1 | ? - font-size: 0;( c- @& n: z: }8 u5 j
- line-height: 0;2 f! Y* F' o: h* C/ q
- margin-left: -5px;, w7 Q o3 G! E( D; S1 q2 [
- width: 0;' Z9 e. p2 a8 ?1 c0 y i
- }
+ a' H+ T+ g4 y( w3 @ - .tooltip-toggle::before, .tooltip-toggle::after {
1 C2 @7 N- t% Y - color: #efefef;8 C/ G. N- P! e% e4 O) u% C/ K
- font-family: monospace;$ O6 [$ f1 [3 V) ^' x+ `8 [
- font-size: 16px;- u( z3 }: D: F: w4 O
- opacity: 0;4 `# G. F" U0 U2 N1 ?
- pointer-events: none;. k& n+ m) D3 B/ W
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 P7 _4 W. h) D# [& g
- opacity: 1;: @+ @+ e, p$ y# h. @6 C4 p' Y
- -webkit-transition: all 0.75s ease;
( q! y, R( B. \) u% k7 ^ - transition: all 0.75s ease;
- U) n% F- v0 U6 r1 |0 f' U - }
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">7 E8 @" y( Q) w' U; p
- <ul class="nav-items">
3 l# L, D: |6 x! ?- x - <!-- Navigation -->
* ]3 V3 W) p% Y5 ? - <li class="nav-item"><a href="#">Home</a></li>% q; @* Y o! a# I* i k
- <li class="nav-item"><a href="#">About</a></li>" r1 k+ H! Q! F. f6 P; V
- <li class="nav-item"><a href="#">Contact</a></li>
8 E6 o, B$ ?! H6 L$ g - <!-- Dropdown menu -->
@ p0 a, \: d6 g; r, m2 c - <li class="nav-item nav-item-dropdown">3 I7 Q$ |% \2 s. s* o
- <a class="dropdown-trigger" href="#">Settings</a>; a& _; ^# o, M: |
- <ul class="dropdown-menu">. B( T9 d( r. i" K0 a( ^
- <li class="dropdown-menu-item">
8 l' K5 b. `$ A8 ]4 _1 k" T( k7 _% } - <a href="#">Dropdown Item 1</a>
9 i% V) ~5 {. c, S, T2 O1 | - </li>% A5 k& I6 {) W& R) _
- <li class="dropdown-menu-item">
/ ^3 g' l3 `5 a: ^/ ?- ^) S - <a href="#">Dropdown Item 2</a>
, |4 b: T7 s+ n. S# E9 H { - </li>
1 V) }8 j9 ?+ B% }1 o2 B S - <li class="dropdown-menu-item">$ Z" w. ?, N% e8 m. Z: T3 }- z$ z
- <a href="#">Dropdown Item 3</a>
' y) G8 t7 H0 D' D6 K, T8 R' \4 N - </li>8 i5 [1 o3 M6 x& F2 \8 z$ }
- </ul>
) n. K {8 w2 m$ G2 a0 g% |0 ` - </li>: n7 }, c! R! M& T6 k% E6 u( V
- </ul>
8 M$ s7 m) R* }" W# S% j - </div>
复制代码对应的CSS代码如下: - .nav-container {: z* T% n8 G( a9 m1 ?
- background-color: #fff;
$ a) z2 l. C# n1 ~: M - border-radius: 4px;
) u# o) j& O! }! [: n# o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) `4 E3 B @$ G- q2 h - padding: 1em;: N. i, {9 E+ h7 X
- border: 1px solid #eee;0 ?- Q+ O1 H6 W1 a/ i. T
- display: block;
- N: v2 V: q; [3 R$ g' u2 e7 k - max-width: 400px;. p$ s( v3 E8 v8 J* o
- margin: 0 auto;
2 |9 M S8 \6 E( A( n6 S - text-align: center;$ j/ z% n* s2 b8 q0 m8 Y
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- ul,% [( N" W$ C& \; N
- li {
- b ^5 v1 }* O! I% y) j - list-style: none;% h- m5 H0 \* K+ e
- -webkit-padding-start: 0;: o. B, l% d! Y8 b9 I
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- text-decoration: none;
3 Z/ R% `6 ?8 X, x. ?0 U - color: #ED3E44;
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6 `7 \# V: u6 s7 l! j8 j- @$ _: D5 E - .nav-item {6 X+ y( F; o) X0 U
- padding: 1em;3 A* B: ]. l! @. j5 v
- display: inline;
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- .nav-item-dropdown {
* n9 \0 S* |( x5 Q+ y - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
" Z% s o; t6 j7 A9 |7 K - display: block;
4 G, z) d9 m1 M4 g' h3 G - opacity: 1;, j4 X& M: T0 ?! @* h8 f
- }4 s0 k" t4 a% o7 K) Q5 H) L. {
- .dropdown-trigger {
1 T0 Q' Q; s1 K" m# X# S - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
2 K' W9 ^5 `( v% S0 D - display: block;8 }/ h- T; s# Q& c
- opacity: 1;! D* ?( I% ^, E {$ Y5 I6 j0 X+ J
- }
2 g! Y0 y5 L9 u4 T - .dropdown-trigger::after {
$ A( A; S8 C' |3 R - content: "›";! o% H0 ~( N3 L) u M& j9 _8 g
- position: absolute;
. @" N' h6 P! h; S - color: #ED3E44;4 J. G& ^# G# u: ~1 L
- font-size: 24px;. M3 Y7 J8 W) E$ O9 M
- font-weight: bold;, l+ A7 j# y& T0 V
- -webkit-transform: rotate(90deg);. s3 H! Q' V0 t- L+ G" h
- transform: rotate(90deg);& ~$ }, C7 w/ Q! S5 a- k2 b
- top: -5px;8 ^5 |5 C- S: y" B: |
- right: -15px;
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* F! V5 @6 q+ e7 C A/ B7 r* d - .dropdown-menu {2 b0 r% j }8 |1 x
- background-color: #ED3E44;
; k4 O9 |+ |7 T+ s8 p8 B - display: inline-block;
) b, X9 X+ D; A h D, J; k6 D - text-align: right;3 D: e" h9 q4 D6 H; y( L7 L
- position: absolute;
# J! _ L/ x. e5 `& X - top: 2.5rem;/ H) F$ a( F! }& W8 u, k
- right: -10px;
# ]+ V# g0 t. F1 K; B - display: none;# {* ?0 J' @3 v) y$ X) L
- opacity: 0;
% d9 z0 Y$ k2 i$ b, J& u. v3 h - -webkit-transition: opacity 0.5s ease;. d4 T3 m; x$ ~% h) @
- transition: opacity 0.5s ease;& j4 b$ v Q$ F) G0 z
- width: 160px;( X( w6 W3 `( x ^+ {1 Y
- }
" a; V0 n6 b' F( X3 w - .dropdown-menu a {9 e/ Z' l7 z2 n* @2 x
- color: #fff;
" m! p/ i# ?5 j4 N& R - }
# O! a: \% W9 U. S7 ^: N/ ^3 ^ - .dropdown-menu-item {
* S& e+ K/ q& @# C# E - cursor: pointer;
* y* y& j* c& m - padding: 1em;2 e3 f9 l6 f3 u( Q
- text-align: center;
+ @# @! [, [/ l$ J% y' S - }5 k, u8 Z* \* d/ }; K) C1 @; f/ ^
- .dropdown-menu-item:hover {
1 \: w) k4 X" R, O; j+ B - background-color: #eb272d;
; y) S8 F# F3 a$ v) K; S5 c# d - }
复制代码
5 O9 x7 l1 ?" y9 G可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
3 c7 T# f- R3 l - <!-- Checkbox toggle -->
% u$ s& F% U" q/ i3 J - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% T6 N1 g# _! D. M* G9 T5 i7 ~9 x; D
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: f/ n/ J1 T+ \( f. ]3 q4 O2 m' D - <!-- Content to toggle from www.mfbuluo.com-->6 I$ M/ ?% D$ P6 m7 ]1 d2 c
- <div role="toggle" class="toggle-content">6 L, t, c8 K; Y& \3 z' |
- BA-NA-NA-NA!1 p1 B5 S4 A1 R1 i$ l) L
- </div># z) t4 v% v. Y# o
- </div>
复制代码CSS代码内容如下: - .toggle {
8 _9 k) E ]' q( I- W2 a" j - margin: 0 auto;
& j% V/ [0 z' B( B5 F& k$ Z# T* { - max-width: 400px;+ k1 _ v0 V) u* K8 t
- }! H ^, h) V/ ?/ o6 R( J, Z7 N
- .toggle-label {
, x8 f$ _2 J& c2 ^9 D. A - font-size: 16px; F' r$ {+ ?7 q; u: W7 i1 {) D: f
- background: #fff;- ~+ h9 C t( c. F2 V1 S
- padding: 1em;9 i9 |. e' n* ?5 z3 U9 z
- cursor: pointer;5 \' c" n$ `% K0 `
- display: block;/ P1 Y' L3 N- ~+ M' m c
- margin: 0 auto 1em;
; t) R1 g! Q" D' J1 B - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 s/ [9 f) E% K- g/ t. q- P
- border-radius: 4px;
, e/ `* f7 A7 }7 r$ C - }
4 Z! C5 j; Z9 v1 G - .toggle-label:after {. |3 }/ R) |% a. M. R' N; B1 D: h' H
- color: #ED3E44;7 m2 F7 U+ |9 v$ U9 v+ p" V5 B5 A5 c; L
- content: "+";2 {! V/ R( ]4 C- I* q. Y
- float: right;3 {% r& @. J& [4 B! k# n
- font-weight: bold;
9 l- w; Z: N7 r' l8 Y - }
5 `% w* A- ~1 b2 u1 W - .toggle-content {% h& v: J+ U* Y6 R0 Q, p" v" o x
- color: #B0B3C2;" B5 T5 M( m: F
- font-family: monospace;
- x1 y3 v* y- O+ n - font-size: 16px;
, d# P7 }) [7 w8 [$ E l+ g - margin-bottom: 1.5em;! q9 w" X) e3 l& `$ H) I. t" C7 J
- padding: 1em;) k; }- K6 R6 n+ a
- }6 l4 J3 M( D7 u4 l
- .toggle-input {0 t5 s8 k6 W* r9 \( }- c4 g
- display: none;
5 v% f: D) j3 N2 i - }
* y, W/ [2 T: L3 b+ _ - .toggle-input:not(checked) ~ .toggle-content {3 M" a) M0 s9 z& L# A6 {
- display: none;" ? x c4 N- W% i6 D
- }
5 G7 R9 f9 L' A( b - .toggle-input:checked ~ .toggle-content {
1 w# R3 S/ U, [& g: A5 P5 U& X - display: block;) \7 ~* t0 i, H7 d7 w4 f) i$ U
- }3 \4 V- A6 w$ n* V# ~9 T: s
- .toggle-input:checked ~ .toggle-label:after {3 u! W! w8 J0 `/ i8 I5 R
- content: "-";$ M5 z( U0 K, X1 T
- }
复制代码
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