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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!">
: z/ p) h/ I& F6 g, q6 A - Label for your tooltip
2 S' B0 E- J. p2 ~) e - </span>
复制代码CSS代码: - .tooltip-toggle {
8 W& x( s, ]* v k/ D - cursor: pointer;
$ n% u( h7 q) g7 `: F0 t2 A - position: relative;
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( s5 d" ?" |& c. B - .tooltip-toggle svg {8 ?9 N, @7 s s& ~4 B
- height: 18px;! x( B% g+ Q7 H( u
- width: 18px;: v* [3 R1 q/ {9 h% V1 i) A
- padding-right: 0.5rem;
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6 f' x F! b0 x, H+ E8 x7 v - .tooltip-toggle::before {4 n0 J% @# u9 }! h! @+ O
- position: absolute;' l4 j9 b7 K, ]+ I( o1 T0 w
- top: -80px;
( R F! m7 O g - left: -80px;
9 H, @8 W* u; O' y* _0 E - background-color: #2B222A;
7 f$ f9 E& p; E6 Q - border-radius: 5px;4 \1 w( S2 p3 d9 I* {9 X) C
- color: #fff;% B* L, c: V! r: B1 Z
- content: attr(data-tooltip);3 T3 Z/ S. N, z* b6 K6 g7 F
- padding: 1rem;
( Z4 m& M7 K+ W& G# C, m- Q9 r - text-transform: none;
, ]# ~) U1 ^$ |6 a4 @, y - -webkit-transition: all 0.5s ease;* d; X# @3 E8 \# A5 H. Y+ \, Y
- transition: all 0.5s ease;" B+ `( t/ }1 D9 j* ^
- width: 160px;8 X, p4 X9 i. J- `8 Y3 N
- }
. Z& `- F: B3 ~" a - .tooltip-toggle::after {2 ~# v4 Y' n% `* o
- position: absolute;2 ?; _ U8 |8 e" y9 s, b& {
- top: -12px;; t5 f( d/ U- h' U0 g
- left: 9px;" y3 Q2 _& K" K* c8 O5 U% o
- border-left: 5px solid transparent;
5 |. [- w# t, M. v( _% Q: a, e/ W - border-right: 5px solid transparent;
; q! p1 [( |' R4 ^0 ~ - border-top: 5px solid #2B222A;
* l8 n8 J: ?+ ~ - content: " ";
7 o4 e' x) ^* ]4 g6 \ - font-size: 0;
, e$ ?8 [2 `: f7 I k6 x+ I - line-height: 0;
- C) L; ?) p! G- D; O) L/ | - margin-left: -5px;
' o# z6 c7 S G - width: 0;
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+ p0 p0 l# E. O - .tooltip-toggle::before, .tooltip-toggle::after {
7 {% N8 g2 z+ o7 p! N4 W2 M$ x8 C# k! G- \ - color: #efefef;
, S! U4 P* w4 u8 g I1 S/ ~$ F - font-family: monospace;0 x n- ^( ]4 t4 e( a. b$ u8 B
- font-size: 16px;
9 W. U4 c9 b& g# h I+ L - opacity: 0;& f6 B3 |% @; V* s. b1 \" c: L
- pointer-events: none;7 _( _- _2 N4 y/ V# a: m" p
- text-align: center;. @/ s; W5 S& c: ?; n
- }
7 v. V6 P/ v& Y5 q* H- a2 x - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, Q0 q' E& ?% l' Z4 @; z' q
- opacity: 1;6 t3 ^/ a1 a$ \# m) W! H& S
- -webkit-transition: all 0.75s ease;
: `- p: s& R: q - transition: all 0.75s ease;; x2 t) F L' d0 x& d: n
- }
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 A' i0 q! p" m1 E - <ul class="nav-items">, D, \# [4 k9 y
- <!-- Navigation -->
1 q- a/ { [' Z! N - <li class="nav-item"><a href="#">Home</a></li>
4 R, I0 t( V1 ?/ P, L' K - <li class="nav-item"><a href="#">About</a></li>
, V# J! z8 c4 S6 N: N# Q" z! s! @ - <li class="nav-item"><a href="#">Contact</a></li>) I& t( l. p+ T' a
- <!-- Dropdown menu -->( j$ i% _$ t9 K5 Z
- <li class="nav-item nav-item-dropdown">
) A7 d+ m: F) i/ N7 w - <a class="dropdown-trigger" href="#">Settings</a>
, x; T% r9 z1 [5 e2 | - <ul class="dropdown-menu">; X9 t! Z' S* D' D: l- O
- <li class="dropdown-menu-item">
) n. t" K, W2 D, Y# @ - <a href="#">Dropdown Item 1</a>4 u/ S9 D: n3 r' U3 o- g4 |
- </li>. L& s2 ]3 B% N! i0 ?; G
- <li class="dropdown-menu-item">! f0 u5 O* O8 c2 a/ \
- <a href="#">Dropdown Item 2</a>
& q' d. g2 z/ `# H- z - </li>. j- c+ f+ r0 p9 `# d! e3 l4 `& T
- <li class="dropdown-menu-item">8 P& @3 E% n' \0 K% B! X
- <a href="#">Dropdown Item 3</a>
2 }" F( j" R ?) r m5 X2 N, U. j - </li>% E5 s* N3 }! V4 p" i& d0 H6 q# O; z6 Q7 ]
- </ul> P$ v7 L$ Y& Q8 \) j) |- ^
- </li>
. `: z8 W# `) p% m0 h/ w, u - </ul>
5 `8 m. j! I" t: _& Q* X - </div>
复制代码对应的CSS代码如下: - .nav-container {$ E" g: \1 A# D/ }3 E
- background-color: #fff;
) y, X P' B/ O& P3 T: p2 I J; J - border-radius: 4px;
$ I+ Y7 T+ M0 G! S$ J9 i: a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- S4 L! {/ g" @$ w3 H - padding: 1em;
9 L3 t y2 w5 q+ P - border: 1px solid #eee;
0 [# [+ I8 G; [" m" }7 E& g( c7 b - display: block;
" n% I3 P0 P, j' ? - max-width: 400px;
" w; y6 o$ a' ]) w' I* S3 G - margin: 0 auto;8 s; u3 f! \- q: j) _* v# \
- text-align: center;# |9 ^+ x3 \/ o0 Y0 H/ j
- }
- l. ^! g: C8 x; j1 F1 G - ul,0 Z2 g2 i1 A& Z1 M- N- @8 i
- li {( B: P. r0 ?% J) l
- list-style: none;$ e/ V( ]: q+ `0 @6 J
- -webkit-padding-start: 0;
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- a {
% V& i9 [& P4 X# h - text-decoration: none;. z% s+ F* Y" p8 M3 ?( G
- color: #ED3E44;0 p- N) S, _# s0 P& [8 h
- }, c; k( N7 }, E" A3 e
- .nav-item {
3 j6 J( y/ k% [) w - padding: 1em;
$ N2 ~5 {" L; w3 ~ - display: inline;2 T9 @) [+ R( Q5 }" P; g
- }( i1 R7 ?4 v# s1 i1 s* q! F
- .nav-item-dropdown {
( S4 s2 X# R$ H2 ] - position: relative;$ Y |' Z8 K2 a5 k" b
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- .nav-item-dropdown:hover > .dropdown-menu {; a2 f2 a) ^9 s9 ^" W2 I" H
- display: block;
; e! b' O) t* W- Q9 K2 ? - opacity: 1;9 ?9 l5 J( \% z$ e; J4 O2 J
- }
) S9 ?8 [8 m6 C. b% n; A - .dropdown-trigger {7 f+ D, ~. V' c; ^2 l
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {- n* s% r, e. N
- display: block;# Z4 F1 l$ S/ R. v! f, I- L
- opacity: 1;$ p% s6 S' Q L
- }
7 O' q6 M5 c/ {/ e* v. ? - .dropdown-trigger::after {8 z. H& m- P w# m, q% \
- content: "›";8 X* r! ?9 n: `
- position: absolute;8 z2 ~' n5 o1 N0 v1 V$ E, J& m
- color: #ED3E44;
5 g9 e1 Y/ D. E* o" e - font-size: 24px;, `$ D! t' u# a( G/ b s
- font-weight: bold;
% i5 q- B1 f9 `+ W, w! R c - -webkit-transform: rotate(90deg); F% v/ x% W( u6 H4 T( W8 f! D$ b
- transform: rotate(90deg);# |1 t5 r4 |' R# L) V
- top: -5px;/ _, o; o/ C( h
- right: -15px;
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- .dropdown-menu {) C! k" l! k' O8 Q k
- background-color: #ED3E44;3 @; @. q5 h( J! g/ [5 Z) { X
- display: inline-block;' O" \1 V/ b: F
- text-align: right;
1 u* O1 {1 S% w( c# v* H- C1 D, t! Y - position: absolute;: S7 a( i0 M/ w/ T. V. J
- top: 2.5rem;$ j, _; e, X. D+ N1 q
- right: -10px;
) a9 J- n9 N9 n" t: F - display: none;
* n/ Z+ o- Y$ Z9 h - opacity: 0;
( P1 ?# b% y* J5 J( w" P# d - -webkit-transition: opacity 0.5s ease;- f- k; P4 K5 Y6 u; m$ x
- transition: opacity 0.5s ease;# y! W6 Y# N2 {/ h4 X7 D
- width: 160px;+ |! I/ i6 J2 e" a' ~# ?2 W; r8 z
- }
) H- L/ h( d( K. `$ S, ` - .dropdown-menu a {
0 _6 f8 c* A% i - color: #fff;1 Z$ F8 {; N E, P9 }
- }
0 ~1 H4 [& Q/ p% ]: B7 }" L - .dropdown-menu-item {; Q: Y9 E, e$ D) R# Q; W7 i& b
- cursor: pointer;9 ?/ `4 I! ^" f5 |! C% } N% Y
- padding: 1em;
, l) w N3 L0 X/ q: @ - text-align: center;
" b' w8 o& Q; @ - }
, [# }. W8 ~" T0 I3 R( U - .dropdown-menu-item:hover {, r; Q* u5 K1 v+ Q7 I. ^
- background-color: #eb272d;
6 {; }! j: ^0 ?6 q% k- F9 J - }
复制代码 3 h* d7 n1 Q7 r! w: Q/ i9 b
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> }% w2 y+ N$ n$ k' A
- <!-- Checkbox toggle -->
9 s0 k2 {7 M8 v3 H - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( e! M9 n' q5 U: b3 l5 a4 t' b - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* h% _2 d% T$ d1 l - <!-- Content to toggle from www.mfbuluo.com-->3 }! z4 I/ Q7 o5 N% h) T2 N" B% s
- <div role="toggle" class="toggle-content">
, J7 R+ P/ S! `, c - BA-NA-NA-NA!8 T5 h# d' h% C& `% L+ P1 ]
- </div>
; L) t$ e4 q7 s1 E - </div>
复制代码CSS代码内容如下: - .toggle {
/ Z8 C ]9 `' A0 D3 N, n3 R - margin: 0 auto;; `4 W) }( r1 e7 X) j7 a+ ^" J
- max-width: 400px;
2 P7 ]) k a% e J; k b8 c% W( A# ~ - }
; X) g' q5 y G8 i y n( g: ^ - .toggle-label {
! s+ u+ _, c9 r - font-size: 16px;& V# S- [0 t9 Y7 r Q) S
- background: #fff;1 C. O2 l) l# e* H' l& t, z
- padding: 1em;
( f! h2 q* M$ } - cursor: pointer;
0 t3 E# Y1 n9 X: r) b* n* W - display: block;
# W. w( c/ \3 R* ^/ \- h7 f - margin: 0 auto 1em;. h& d# l& [- I6 C7 l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 m8 d( `, _* f( z
- border-radius: 4px;
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- .toggle-label:after {
2 s8 X) ^/ h$ @; l7 R - color: #ED3E44;
6 ~' M( c( Z7 K) n+ P# S! u: }5 J - content: "+";* X! C5 G& w4 ~( |2 d5 h# }0 T |0 M
- float: right;9 d& P* s; _# y+ p) ?2 ]3 n- C
- font-weight: bold;' k* ]* `' a b. c1 O
- }
* M/ s3 L$ l5 f- i2 L2 M, T5 K - .toggle-content {" [& Q" {. R' `( T. ]) U
- color: #B0B3C2;; [& `% s. `1 X8 [3 c' |; O
- font-family: monospace;
7 Q# @* ?- ?* C/ z3 e - font-size: 16px;# X& d3 V! u9 @# m* g2 w* d
- margin-bottom: 1.5em;
+ U9 m9 Y9 x7 V3 l+ U; ~1 | - padding: 1em;4 v& ^" Q: [- a( U ]+ q' h
- }6 N2 P0 j- z$ V4 }
- .toggle-input {) y1 o% I ~ H, G ]1 h
- display: none;
4 s1 R' |! T$ |# \1 Q; v8 l- { - } }$ e2 `) ~# G5 L6 z
- .toggle-input:not(checked) ~ .toggle-content {
4 g$ L' b3 d2 d- ?. X R4 V - display: none;
/ @9 d, I' U2 i9 D - }
/ v2 |7 X+ v9 d6 q, x+ ~7 x - .toggle-input:checked ~ .toggle-content {
1 F+ X; q4 @0 m; t+ l: X ` - display: block;
" X6 t) S- F) ^9 I; \: E - }
" h) |4 M0 U# p& h( C' @) H, Q - .toggle-input:checked ~ .toggle-label:after {9 A2 b3 `' p! h# G: [
- content: "-";
7 O. O& {8 n0 M - }
复制代码
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