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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!">
; k. R& V) ^' t3 @' G - Label for your tooltip& X f/ |3 X. U7 c0 s
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 {' H9 S: ~ B/ f B - cursor: pointer;
' J% {% R* g7 t% s, x8 l* G$ U - position: relative;
: Q/ R! o+ L" P+ l D - }
1 a, t: x4 N! T5 m( U: a# e - .tooltip-toggle svg {
3 v& P! U* E1 N9 d P& [ - height: 18px;- S* v$ e. W) |
- width: 18px;
1 |* a4 ~+ J: ]& v - padding-right: 0.5rem;
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- .tooltip-toggle::before {# u0 [/ ^( {" x& o
- position: absolute;
- N2 T: ?) o9 i, m - top: -80px;
# C2 P, z8 y* O$ I - left: -80px;
% l/ U6 ~$ m7 h- d. T' u - background-color: #2B222A;: n* F' m1 @/ [- i7 N$ e
- border-radius: 5px;
# t4 Z, n7 K2 {0 Q. d$ M - color: #fff;
( {* Z2 B } k+ W: f - content: attr(data-tooltip);
) J) \# k3 E/ y4 a6 x( w - padding: 1rem;' i: |' C6 ?$ v4 J$ {2 M: }
- text-transform: none;
+ h) r6 [7 O& V# t- |8 J - -webkit-transition: all 0.5s ease;: ?4 j ? }- M
- transition: all 0.5s ease;, D! n s: U% n) q5 P" }
- width: 160px;
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0 ~1 Y9 v: S& t, G - .tooltip-toggle::after {5 V: E# p& \3 u
- position: absolute;
3 |, d# E4 [! D" d5 w - top: -12px;, t: a6 F, r5 M
- left: 9px;4 P' D0 U; U; t7 U% |& S; ]8 b) K$ p
- border-left: 5px solid transparent;
/ b% J% f2 D4 W$ i" r" b - border-right: 5px solid transparent;- q2 ?5 u) Z& p9 U
- border-top: 5px solid #2B222A;" f3 t e5 }5 m y- c
- content: " ";# A) q. F! Z3 t
- font-size: 0;" f6 I5 s+ ^! I2 U1 b) d7 i4 x
- line-height: 0;
) B Q# e" w' ~# x" e; n - margin-left: -5px;
6 P5 k5 {- j3 L - width: 0;
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/ n5 R Y" C! K5 S - .tooltip-toggle::before, .tooltip-toggle::after {
9 x3 e0 ?: N1 k) k - color: #efefef;
& }. G6 m. m0 W8 _2 j# m$ G3 R - font-family: monospace;$ M- C# J+ d) F- [0 Y$ p9 t
- font-size: 16px;
# X: q9 i0 x+ H& w - opacity: 0;! B/ S" B$ }) P0 {0 v- I; i
- pointer-events: none;
! c" a; i0 B$ H1 a% C - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% Q8 }9 [ r3 f) z5 b. J1 R
- opacity: 1;- w' D! g$ u, W/ T7 u. q
- -webkit-transition: all 0.75s ease;
" p1 D! y- E( b9 x - transition: all 0.75s ease;+ _7 ?, E% p# l+ z+ [
- }
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">
* {) t. c0 W' j% v F - <ul class="nav-items">- r0 M/ ^7 o. V+ _1 N
- <!-- Navigation -->
5 K1 S' J7 S; C I: H - <li class="nav-item"><a href="#">Home</a></li>
3 S9 P0 b' _, B8 M4 ? - <li class="nav-item"><a href="#">About</a></li>- S5 R# j' [% L
- <li class="nav-item"><a href="#">Contact</a></li>! E* J, T6 H0 ^9 y# j
- <!-- Dropdown menu -->
7 @" x; T4 g1 [ - <li class="nav-item nav-item-dropdown">6 y. @& a' I' R+ F' \) `1 p4 q8 j' h
- <a class="dropdown-trigger" href="#">Settings</a>) t5 x1 X8 s8 K0 D, [
- <ul class="dropdown-menu">
- q) N- A1 c1 ]: H4 ]# ]5 y - <li class="dropdown-menu-item">$ u6 w: `6 I3 s4 |" O3 q6 c
- <a href="#">Dropdown Item 1</a>4 F9 \. _" ^3 k7 {8 P- e e- L
- </li>8 y8 ^$ c! @' G2 S& x* z- T
- <li class="dropdown-menu-item"># n+ ]* ?3 M# b8 \5 o+ t- q7 W
- <a href="#">Dropdown Item 2</a>' r/ F3 t$ _6 i+ Y/ x, S1 h
- </li>
; Y7 ^8 E k+ l. t9 O - <li class="dropdown-menu-item">
. A3 r5 E1 c7 y' K - <a href="#">Dropdown Item 3</a>
& c8 k* B3 b5 h# y$ c% J - </li>
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- </li>" {7 X; u5 y; Q' \$ d0 i7 H
- </ul>
. ~3 @1 ^1 f4 ^ - </div>
复制代码对应的CSS代码如下: - .nav-container {, {6 e, S9 b7 k/ t# @: Y. D
- background-color: #fff;
! N# w& W! S( L" f# h9 Y5 S2 B8 u4 y; Y - border-radius: 4px;+ B, T# B c/ @- L& b6 V; G- O1 k
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 a7 o) }0 F0 B5 D
- padding: 1em;/ ~3 F' r" U( q% K. y
- border: 1px solid #eee;
" d- \8 M9 k9 o! Y - display: block;$ r) e: x6 S- _) ]
- max-width: 400px;8 r7 ~7 F+ R c
- margin: 0 auto;% Y+ ^7 @+ n8 g! d4 l' V" [
- text-align: center;
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- ul,
# Q! g) M& V& B* D9 L- W: ? - li {! S* P' @& W$ E
- list-style: none; q) X) n. b) _+ b7 t
- -webkit-padding-start: 0;
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: {) b+ D3 w1 b! w8 L Q3 D - text-decoration: none;7 ~" d' X" B) D9 b" e: k
- color: #ED3E44;
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+ w0 y) W0 _; F9 R3 \5 D' j8 h - .nav-item {4 ]) N1 A4 @. M: z! _7 t
- padding: 1em;
. \1 F5 ^3 ?( Y! _5 n& K' V - display: inline;
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- .nav-item-dropdown {
) J0 ~4 h |" f" L' _9 j - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
6 C) E6 G% N$ i* _% I' |1 C. \3 G/ u$ ]2 t - display: block;
6 Q' _% C4 b. v; z8 Y$ W - opacity: 1;
4 ?+ b# M3 |, i0 b% o1 N - }
; F% l7 C) q7 F; n - .dropdown-trigger {
2 m4 r7 R) W: f3 G' _7 \/ P - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
6 W: |2 {# R) o8 N - display: block;6 f7 u, p7 H. R4 h! f/ Q
- opacity: 1;0 }7 u' F5 J0 G
- }
& p: j8 @. d% u" T - .dropdown-trigger::after {
7 }& H" T! I7 H- E9 s0 Y3 Z2 G - content: "›";3 P# }+ A* F& T4 ?, v8 C. K8 s
- position: absolute;
9 f7 G% p. v! t - color: #ED3E44;/ H, X; A0 s0 I% g7 G: P8 E- f
- font-size: 24px;- P! e! t, |. F
- font-weight: bold;
0 M& C a) g% | - -webkit-transform: rotate(90deg);
) N7 [, M: P; r - transform: rotate(90deg);
4 O* Y) m9 ~; P ?5 P - top: -5px; i1 s6 h) q# y, R4 S; R
- right: -15px;
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- .dropdown-menu {
/ h% y$ r& z) K - background-color: #ED3E44;
* _# o. h8 ~1 S' ~ - display: inline-block;+ v7 r9 M- S- T- j3 f# D
- text-align: right;
+ @# S5 o. A: ~; J6 c* \# i - position: absolute;
E- B0 V# @( g& s# }0 p* Z% S - top: 2.5rem;
) i* y! m( k+ e9 x - right: -10px;
% P0 y5 d( F C( |' [1 k* j% W% l - display: none;
% K5 ` P% W) { T6 O- h - opacity: 0;
7 p/ p; a e. N" e' G% g# W4 A - -webkit-transition: opacity 0.5s ease;; i7 e9 l' o/ g6 o% S% v: @
- transition: opacity 0.5s ease;# v- o/ ]3 z" q* D
- width: 160px;
, q6 Q( l9 Q. j$ `& @ - }
. i* Z4 o! [2 B( z6 ]4 K* f - .dropdown-menu a {$ m* ~ y4 U! @7 Y. `) N
- color: #fff;) D1 n, ~9 o* ?( ]" f
- }3 y# ~2 M+ u3 R9 g* }% {6 g
- .dropdown-menu-item {' u% [9 j! t ~9 o
- cursor: pointer;
2 H$ H+ I* k+ k: `+ [7 m - padding: 1em;
# c" I; _5 U9 j# ]6 Y, d8 U - text-align: center;# g. r9 _, H/ ~' N! X* s. o
- }! l8 w! |% G$ B: E& r& h, X4 z
- .dropdown-menu-item:hover {( {( r5 \9 h& H3 G: r H1 W
- background-color: #eb272d;! ^0 z8 ~1 q/ {9 {
- }
复制代码
3 m) c( k6 Z' Y& H; H- P! _) t可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" L$ n7 o M; {, d. Q, T
- <!-- Checkbox toggle --># P* |2 G) Z$ X7 B2 \! E
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 r" P" _3 s0 i% H# \; j. ~$ w& ]
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' K# q. T9 e2 j% o4 H
- <!-- Content to toggle from www.mfbuluo.com-->
t( A$ ~: y3 C1 O& C - <div role="toggle" class="toggle-content">2 a/ k* q* @ l( G
- BA-NA-NA-NA!7 M H( ?0 t* i
- </div>
7 N5 g. k \# c% H; S - </div>
复制代码CSS代码内容如下: - .toggle {7 Q' ?+ o9 ]* }. Y* A H" w! U: |
- margin: 0 auto;
% [( z5 W% Q$ L! ~7 G - max-width: 400px;
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7 F: @1 |" q0 }) Z' o - .toggle-label {4 s# d+ K, V8 \. J
- font-size: 16px;
& W o/ W* D& x, M+ X, m0 b - background: #fff;. z2 R! k$ h" C; v, u, w
- padding: 1em;
) M5 Y u' i; z2 P$ U) v& b - cursor: pointer; [8 m5 O f8 C. n
- display: block;! v p/ x* R* | a' }7 j
- margin: 0 auto 1em;3 ?2 B$ O7 s; G ^* ^5 }4 Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" c1 [% d, h+ I8 I" z" o - border-radius: 4px;
; Z5 s9 G1 ~# |: }/ S" f! u- O - }
, }$ z: J& B& e4 t R1 d - .toggle-label:after {
3 O* }- F/ C7 v0 K: | - color: #ED3E44;
& L1 ]4 a0 ]) E: { - content: "+";2 c3 f) _# `' k* Z% k
- float: right;
' B. D# P, F& g! O5 A/ ^% w - font-weight: bold;
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- .toggle-content {
' {2 ?& P& r, h/ {% b' L2 I$ U - color: #B0B3C2;: R8 [5 r+ A' P
- font-family: monospace;
$ h9 C/ m6 }6 j8 w - font-size: 16px;
4 ?- W5 y3 c* y5 A: O- ~ - margin-bottom: 1.5em;% w% P1 B1 E9 s) f
- padding: 1em;# d) j2 R& V, a% s, e0 l
- }: l& U5 a n" N g- i7 w
- .toggle-input {
0 h S! w I% M$ y# { - display: none;; ]; E6 j/ o7 |+ u( y4 Q4 x* ^
- }7 L4 E- J% N# W* _# G4 K. Q$ v
- .toggle-input:not(checked) ~ .toggle-content {' n: V c+ W4 e! R
- display: none;1 }6 U3 @! e2 j* v1 f
- }
; H( }6 l- D0 g2 d$ Z) V% S, H# p - .toggle-input:checked ~ .toggle-content {9 R; ~0 H( D& r# `0 q0 O6 b
- display: block;
* G8 {% t( f- S - }
$ ]5 g: U/ ?6 c) w; ?6 c/ B# Q - .toggle-input:checked ~ .toggle-label:after {' x8 ?7 d/ S' N; q
- content: "-";' K1 Q0 t) J0 }- v# G2 c! U
- }
复制代码
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