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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!">
* d |2 S+ A7 j W - Label for your tooltip
7 Y; W6 ~- r' j. S7 s0 S - </span>
复制代码CSS代码: - .tooltip-toggle {
3 y3 N8 D2 w; N% b; A - cursor: pointer;
: a6 P- B' m m - position: relative;$ q3 p+ v0 m( z, K5 k
- }
3 H9 l9 `: v. ~0 Q9 V - .tooltip-toggle svg {/ R6 J' H4 ]$ n
- height: 18px;
: S/ p$ m N% s- N7 Z' o9 v - width: 18px;+ f, b; ~* F5 }7 J- B* w& t1 S
- padding-right: 0.5rem;
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* M, x2 G- e, g8 c. K4 j - .tooltip-toggle::before {
% `$ N- \; w* H4 O3 ^# d. N& ? - position: absolute;
+ y7 C5 ?% k. @/ X- P - top: -80px;2 d1 |0 S+ q, }1 h) v$ @6 {
- left: -80px;2 z K' ?; T& K+ l/ Z) [6 Q$ q0 e# T
- background-color: #2B222A;
i' i8 C. w$ O: o A; E - border-radius: 5px;/ o, S# x2 K$ @" n
- color: #fff;+ Q! Z8 Q; Y1 X6 w: o" h H
- content: attr(data-tooltip);
% G- |% o+ r; a: Y - padding: 1rem;5 \: x7 x4 u. s7 e+ q8 q# N }. n
- text-transform: none;
4 d$ D# j( U! s1 B4 D6 @& ]! E - -webkit-transition: all 0.5s ease;
6 H- l" D+ s) E5 _4 c! t4 P - transition: all 0.5s ease;
2 `9 I4 \9 U! P4 h) S$ s - width: 160px;: l t/ `. |2 r) U
- }
0 c, G8 W( [( T1 w - .tooltip-toggle::after {( [4 E; }% T* Z4 l( q2 q3 G9 y
- position: absolute;7 S4 r* w. x4 S2 `" }. x: ]
- top: -12px;9 s; t/ i, R$ H$ ], p9 Y9 C
- left: 9px;
3 a# R- b0 L* `5 m& t" N& N - border-left: 5px solid transparent;
) M1 ]" d( h0 ]* p. n9 l - border-right: 5px solid transparent;
/ }! }- i1 Y2 R - border-top: 5px solid #2B222A;
- U: _1 t# Z; r - content: " ";1 Z7 K1 h2 |( Z1 S! p+ ]
- font-size: 0;
8 |$ e* j8 s7 o' f' j - line-height: 0;" o2 f: v% {* h4 m$ u! V
- margin-left: -5px;
2 ?# b: ^& [3 g* `( v; X0 o - width: 0;% d# h e& f* |9 Z# H+ T
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- .tooltip-toggle::before, .tooltip-toggle::after {
9 Z' ]+ C+ Q q$ {& g - color: #efefef;
& ]; P0 V6 ^1 y# V) p6 [. j' C - font-family: monospace;
6 @5 j+ q1 T9 \# O+ @( G - font-size: 16px;
" y8 |' W5 N9 |# _' U5 h - opacity: 0;0 z# e2 G1 N5 w s, p
- pointer-events: none;
! C0 X. i. G$ `' O, z - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) P( g2 U4 m6 A4 C9 G' v' o
- opacity: 1;5 {$ @8 }! x- T0 Q1 V
- -webkit-transition: all 0.75s ease;: N8 }4 g% Z/ O' ~$ I9 S8 o
- transition: all 0.75s ease;
. ~2 g5 e' R: c# B' V& T - }
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">
' L: ] T! w7 ?( @ - <ul class="nav-items">
' o4 p$ i, V, C2 M5 l. B - <!-- Navigation -->% @, I, n5 Y& P L
- <li class="nav-item"><a href="#">Home</a></li>
3 y* K w0 m5 u; b6 M - <li class="nav-item"><a href="#">About</a></li> q( h. Z7 a2 z% f3 U) v
- <li class="nav-item"><a href="#">Contact</a></li>5 \" Z, h! }/ Y* \
- <!-- Dropdown menu --># f8 w6 X7 @9 J. P% l! z3 Q
- <li class="nav-item nav-item-dropdown">
3 a3 u& n! a* j9 j0 _ - <a class="dropdown-trigger" href="#">Settings</a>2 X4 g" R5 X: _7 |# i( }
- <ul class="dropdown-menu">
4 u# q' R# a- ^8 A' K - <li class="dropdown-menu-item">, m, O/ }7 ]4 y% _/ f$ a
- <a href="#">Dropdown Item 1</a>
b7 z3 V! \6 [: _! B. g - </li>; M+ `6 L& ~, [' N4 b
- <li class="dropdown-menu-item">4 C5 U" }0 n$ ]9 V# L$ ~
- <a href="#">Dropdown Item 2</a>
% E$ A2 S6 r% l& Q; S6 U0 W - </li>; z' P3 v# H& z3 V* y. g
- <li class="dropdown-menu-item">* B4 W; v: D5 p: z' I
- <a href="#">Dropdown Item 3</a>4 N$ | c2 }' o1 Y& y9 E7 y: j
- </li>
3 I/ _4 e# ~7 S9 I' U% Z - </ul>
y `2 M; D* E" j2 { - </li>
8 G4 u+ Y( ]2 \ N+ ~( N5 ` - </ul>. c& G2 X2 y8 y9 z# w: p
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 t' U; ^! O5 A
- background-color: #fff;
9 k$ O& K; X' `# z0 w8 z7 g5 A - border-radius: 4px; Z5 Z% G2 T) _+ m; s7 I2 g2 F9 c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& r! B* ~7 F9 C, ]% y" v) ~$ o+ B1 B
- padding: 1em;
' E( B2 q# J0 o8 O5 [ - border: 1px solid #eee;
, H: G, l" @& n' P, q - display: block;5 |' O! \0 G5 W7 \$ h8 s
- max-width: 400px;; Y8 j6 Q* z0 U+ j" x# o x9 `: N
- margin: 0 auto;' L* w* V. t# v2 G) ^* v6 K1 K
- text-align: center;
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- ul,
% t# d) H- l) P/ z+ z7 u6 Z - li {
( L( C7 {3 k; ]0 T) Z - list-style: none;
0 N1 ?8 \) \4 X" |# ?; C/ H8 o - -webkit-padding-start: 0;
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- text-decoration: none;
& E% @& ~: o/ K0 g+ k0 O# Y+ J - color: #ED3E44;" X% O- q+ U) [6 H8 S5 l+ d2 w
- }
" q1 y) K1 r5 e9 f) } - .nav-item {
! f0 z t9 m6 g8 |0 b1 V - padding: 1em;
9 R$ E# F3 B+ o7 V9 u6 w) u - display: inline;
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- .nav-item-dropdown {4 H/ Q) G0 d( m' p
- position: relative;- O8 u' y0 H4 i
- }6 |1 Z; U0 Y7 {) B
- .nav-item-dropdown:hover > .dropdown-menu {
3 n0 |6 f+ O8 y( d; h - display: block;
% }$ o. s- R$ M/ `8 m - opacity: 1;* Z7 u: l+ A: R0 M
- }
8 {" L; x* Q% u1 |! y" j$ B U - .dropdown-trigger {
* x/ a- e0 ]: _1 O7 z# ` - position: relative;% ]+ H6 K/ X h; ?$ e8 @: J
- }% u$ d6 A- U- _+ N
- .dropdown-trigger:focus + .dropdown-menu {5 E3 y% o+ P( b5 s. n
- display: block;
y% ~% |% o b# M: X - opacity: 1;
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- .dropdown-trigger::after {$ V, }/ @- q" U( a8 {* l3 s9 D, D( {$ F
- content: "›";$ B7 j0 h r' p3 X" L3 z
- position: absolute;
p- v% s2 [% |" C1 e, Z - color: #ED3E44;
Q9 O/ V, {" L! W5 B5 G3 Y5 I - font-size: 24px;
8 G% y6 I9 ~+ d+ j4 ?" ^ - font-weight: bold;
0 j2 o0 H! w. a9 i - -webkit-transform: rotate(90deg);; D- p1 X& ^) l+ G+ C! P2 l
- transform: rotate(90deg);# D6 V: o9 Q! Z
- top: -5px;. _8 o2 A2 }6 k1 z
- right: -15px;4 `7 q3 l4 H$ G, c: }
- }
7 x+ ]* Y8 Z6 |' p# b - .dropdown-menu {
, N/ O5 A2 C: `$ N - background-color: #ED3E44;
! z3 ^5 g* |0 Y' z+ W% q - display: inline-block;
/ j8 O7 o' {1 m - text-align: right;
' K! J- _- d: a' X. V* Z* C. s - position: absolute;* w* T4 b: j+ r* H0 d' o& D* p* U( T
- top: 2.5rem;
# }7 q% N6 T' t5 c$ u- i - right: -10px;% W( l4 N. s/ W- Z9 I
- display: none;2 ]& _2 X' u$ K" q, X+ j
- opacity: 0;
1 ^( ~( g5 u( G1 B3 x8 c! L+ Z% e6 K6 L - -webkit-transition: opacity 0.5s ease;
9 ?" S& E# N/ j2 l - transition: opacity 0.5s ease;
( l" }% R: V# U7 x9 h; Y - width: 160px;
0 E( ]* N: A r1 v1 c' ~ - }# H' n- R% K' C1 r5 _" e
- .dropdown-menu a {* O4 b5 O- m/ N' Y4 p
- color: #fff;6 s# R! R) ?0 Y7 J( S7 z
- }
$ |9 m- v! r4 h" y$ L0 |1 B$ F - .dropdown-menu-item {
5 u1 j9 @2 e8 E' J) H: T- { - cursor: pointer;6 [! s& ^ N7 Q. T( P3 ]/ m/ l/ k
- padding: 1em;) z2 t1 p0 V. L9 V+ t
- text-align: center;4 l1 t3 j2 w: X. G# l0 H; O2 d
- }+ m$ B7 Q% Q: U" n" ?" Y1 f: u4 A# i& `
- .dropdown-menu-item:hover {
1 U, I) J3 O) {, f/ K - background-color: #eb272d;
P! j( U3 M( ~0 H- t/ W+ D - }
复制代码 : B, E- v4 W- L! `7 Z8 d, e; b( T
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
8 d4 m* E* c+ g2 z5 i - <!-- Checkbox toggle -->
& b5 }3 M- w: z+ k2 s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">! w& c; D; d9 x9 I) `4 W
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>6 `( ^+ v* n: b
- <!-- Content to toggle from www.mfbuluo.com-->! K5 { l4 t9 C; u! l/ S
- <div role="toggle" class="toggle-content">5 u- M5 T: t% F0 j, h
- BA-NA-NA-NA!
/ H/ ?( z& G! i! o# \. _$ h - </div>
1 Z9 \, N' B+ @) Z) v5 f2 R$ G0 n - </div>
复制代码CSS代码内容如下: - .toggle {
/ ?! A0 g0 f- f' P - margin: 0 auto;
5 L% Q" y' ]0 `$ I - max-width: 400px;
# C# [) {# |4 ?( ]% w - }: m: L! z7 x; C! @
- .toggle-label {" H6 N$ I A" h5 x8 t: B" `, Q
- font-size: 16px;
$ Y* W- ^$ _2 R0 { - background: #fff;
2 ?6 _/ ~; z0 @1 T" C - padding: 1em;
% j8 q5 y! Y+ t7 |2 L/ l - cursor: pointer;
4 W! E8 J5 Q+ n- z. X2 }% S6 X" J* Z - display: block;' L$ e! [) B; F. M/ G' V
- margin: 0 auto 1em;
% M, D% @6 K; T& z. `' q3 [( ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* e0 @ @- j# E" }) F - border-radius: 4px;) {( f5 |. V0 L
- }
) t* `; U4 X3 n( g# t! F - .toggle-label:after {4 s4 s. { x. o; @( D, d1 j
- color: #ED3E44;
* @1 y* Q$ H5 i3 z1 m, Q - content: "+";) w' h. u8 P) ? ^; Z
- float: right;
% S* H4 @$ I6 F* b ]/ H - font-weight: bold;: N- b: V* ]$ X9 X( B& p' l
- }6 f o* b$ p! G. u
- .toggle-content {
1 D8 Z: o2 X* m# W9 q Z3 v6 f - color: #B0B3C2;1 s' E! A! l' ] ]: z
- font-family: monospace;/ i* t! d( D9 v Z3 ]
- font-size: 16px;- V3 e. E D: w9 J
- margin-bottom: 1.5em;
* n6 w* s) h$ ?4 M* Z' m5 H0 ? - padding: 1em;
' ?& t$ ~: M8 `" Y8 B9 v2 T - }/ [ Y$ i5 b) Y
- .toggle-input {
# _4 Y9 J% k! d# X2 G) z4 K7 ]0 M - display: none;
" o* e1 U. f4 V1 _8 N/ f - }) D7 ^4 ~! t+ Q p" T
- .toggle-input:not(checked) ~ .toggle-content {! i7 o3 n6 t* U+ k0 e
- display: none;
6 K* {' n+ _- ? - }
" G: m, w9 g$ ^6 G0 i3 V9 ^& O8 H - .toggle-input:checked ~ .toggle-content {0 T8 _; e5 R$ {# ]. {: g Q* }
- display: block;
8 B' M8 C5 F5 ~5 D1 t - }
* r& f I, P9 I. Z3 ~1 v [ - .toggle-input:checked ~ .toggle-label:after {
; f1 l+ [; _2 d; q - content: "-";0 v" R. y$ \1 F; z
- }
复制代码 . ?& F% [. P4 q4 Y" ]
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