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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!"># m) @* @8 P K6 o; @/ U
- Label for your tooltip
- ]/ s3 Z1 t6 Y! I/ e/ a - </span>
复制代码CSS代码: - .tooltip-toggle {4 O) W2 V3 m$ y5 p" X" G5 D5 T
- cursor: pointer;
+ Z# i; U- s# q- { - position: relative;9 A/ x4 i* W2 E1 W
- }
6 h7 X' Z2 N# ?! b0 b( ^ - .tooltip-toggle svg {
( ?' o+ d) A. K8 s/ D* g - height: 18px;2 h! k$ S6 g$ M; v, m7 i. _1 @
- width: 18px;) I1 I ?% b; u& B: `* h
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
r# P2 n9 W$ T$ H9 p' O6 G& ] - position: absolute;
( n* I) y# I; \4 m8 H" Y - top: -80px;
6 N- G Q/ a. _- G9 e9 W - left: -80px;- K( }& c* z" S/ |+ B% u
- background-color: #2B222A;- \$ Y1 g5 M6 F, ^9 ?6 u- y
- border-radius: 5px;
7 M' R8 @& z' v* | - color: #fff;3 a j9 G4 o5 Z+ r! w
- content: attr(data-tooltip);
* h1 V d$ C3 ?% b4 D& w% s - padding: 1rem;/ Y2 n: a+ S( ]5 d
- text-transform: none;
3 y0 h. E" ?' X- h# p8 e# S# }1 i - -webkit-transition: all 0.5s ease;" B7 B; d; C0 M _. g' F
- transition: all 0.5s ease;
$ f& Z& W, Q2 K( B - width: 160px;5 h h. M0 w+ }$ j$ q0 E
- }
1 H0 Z! N V, X' N6 X- } - .tooltip-toggle::after {7 \, n, }/ @- m7 o: Q% n
- position: absolute;, ~, X7 h/ K( |/ I$ F4 p! O
- top: -12px;
4 `" R7 f/ }. ?+ v2 x% K9 Q V - left: 9px;, L, C% O4 ?. }7 Z1 ~+ b4 f! R
- border-left: 5px solid transparent;
4 l/ ^) P0 T% c+ c, _! D3 N9 D - border-right: 5px solid transparent;; i" \. V# j( E( j6 W2 k. c) V
- border-top: 5px solid #2B222A;/ S5 i$ p/ p# }+ \/ [1 F- d# A
- content: " ";$ x6 b' D/ n2 l) C: I1 ^& T6 v. \
- font-size: 0;% O+ K) _/ a9 r$ A2 z! B0 j
- line-height: 0;0 H5 F4 C; \+ a- f, c) T
- margin-left: -5px;$ l. J4 h# v0 x X2 |
- width: 0;( q/ U# K9 s: Q3 g; d4 ]
- }
1 N- K6 |9 }# X2 Q" m9 p f - .tooltip-toggle::before, .tooltip-toggle::after {
8 }( _& n* M7 |% T - color: #efefef;
& G3 ?' @' E* F+ ~5 F9 G2 H - font-family: monospace;
9 O" y4 ^! ~9 h% W H6 t; R- f+ _- h - font-size: 16px;5 k# k8 H. k1 F# W! F
- opacity: 0;
9 L4 C- m* W+ o- V - pointer-events: none;
! p% ~% ?' z# i3 l. `' ^ - text-align: center;3 R, J7 `. I9 k. Q# M/ X. P
- }$ i1 F6 U2 U7 M
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# o( B3 K7 f# V$ L( m& ^$ M0 U6 L - opacity: 1;1 e+ _$ Z& I: q, @! A% m
- -webkit-transition: all 0.75s ease;
, Z3 i) j: T( ~# I( J% ?' v3 ], W - transition: all 0.75s ease;3 o v, R$ t" u5 R8 c" X
- }
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">
' z8 N$ c% N& x2 o - <ul class="nav-items">
, n) F" P$ O& e, D. I! K9 d2 l - <!-- Navigation -->+ ]5 j$ a& ^ C, e
- <li class="nav-item"><a href="#">Home</a></li>
( O% e( m$ H5 p - <li class="nav-item"><a href="#">About</a></li>4 n( ?; l4 ^9 M/ f1 N( w6 {
- <li class="nav-item"><a href="#">Contact</a></li>. N$ D' A1 P5 O% H2 w7 w8 Z
- <!-- Dropdown menu -->) @1 G2 }' G- `8 S
- <li class="nav-item nav-item-dropdown">
' T- V7 o- s0 E7 P- K - <a class="dropdown-trigger" href="#">Settings</a>4 G7 A5 Y+ [/ [! ]4 R
- <ul class="dropdown-menu">: I) ` W% _" O8 n* ]) P0 l
- <li class="dropdown-menu-item">
6 l z6 x/ ^4 c( T2 N+ q9 b - <a href="#">Dropdown Item 1</a>
. @' U# }1 z" `/ F7 k6 Y$ S( } - </li>
/ ~) X' ` J! b& Z" M! k - <li class="dropdown-menu-item">7 v- x, G: M I7 C; x- A$ e5 u
- <a href="#">Dropdown Item 2</a>
" N" H, m( y4 v - </li>
# _+ s* T% R3 a - <li class="dropdown-menu-item">
$ ^/ _1 _9 X0 T5 }- N - <a href="#">Dropdown Item 3</a>4 g- a7 n5 c* m, v7 z% I* U
- </li>, M% v& @7 P+ A/ `9 Y2 q, @
- </ul>0 ~! i1 @7 d; ~# `2 w
- </li>
- V6 _' \. W" c, Z - </ul>
# ]5 s: u5 W5 d4 C: |4 i - </div>
复制代码对应的CSS代码如下: - .nav-container {. o- n( |" d3 I# z! v/ p: ~
- background-color: #fff;- K1 `' a0 [4 }
- border-radius: 4px;5 w' }9 ?2 \+ _; m5 Z6 W/ @. |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 v; `8 ^/ L* V$ U9 L8 O
- padding: 1em;2 ^" `2 n" S8 w# o% w8 v
- border: 1px solid #eee;
3 ]+ x; F+ t% T+ f - display: block;' T# M8 s# \3 C' e& i
- max-width: 400px;6 `/ X3 J7 B$ N
- margin: 0 auto;% \3 n' n9 K. |* W. J9 b, d& H m* ^
- text-align: center;/ `8 v& {, _* l8 I Y
- }
! Y y: w' W5 W3 e; z# y |& b# n' d - ul,
: V4 R: y/ j* U8 O5 c1 P' G5 e - li {
. {8 s8 H1 A$ O1 @! ^ - list-style: none;
9 E* P- w, f- q- f/ Z* Z- y# R - -webkit-padding-start: 0;
+ \2 } }+ ]% ^4 f1 S/ A7 } - }
7 h. ?6 Y" p/ y( K& w; S% M* D2 w5 K2 r - a {
- K& q9 N8 f1 z* K) ~1 T - text-decoration: none;
8 E' @$ ]" {! D - color: #ED3E44;
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- .nav-item {
7 Z# E( e; B' m' K0 } - padding: 1em;; f% L( k) z) n6 L5 a7 }( a% s
- display: inline;
/ b& u5 `- K: U- b% }! t - }
/ E8 r, O- k2 k - .nav-item-dropdown {
c' I& C8 R: A - position: relative;: P' {9 \, B$ d+ o. ]. I3 |- G
- }
+ X6 o, u/ p5 Y - .nav-item-dropdown:hover > .dropdown-menu {0 |# l; s5 ^1 u) U; e" i0 X
- display: block;
" z; M( F. O' j' M1 y O$ N' ] - opacity: 1;- ~6 O$ _+ z! M6 Z: J
- }
0 O9 x; p7 C; M - .dropdown-trigger {2 n# \9 @0 F# P# h/ w/ U2 }/ x
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {3 Z1 D) n! y5 Y6 ?
- display: block;2 L; G7 ` y5 u, \" S. o$ I
- opacity: 1;
7 Z- A' h& J3 }4 v+ Z - }
* d6 O$ c: M& R0 E. O. P' R0 s - .dropdown-trigger::after {
; J+ \1 X4 L5 ]7 R# e9 t - content: "›";
$ s& K& }5 K+ ~; @ - position: absolute;
0 T3 K7 g' y4 L, p; w1 o8 U - color: #ED3E44;( _+ p. q/ W! h; C& \
- font-size: 24px;' o! s/ n$ Y0 l/ W( S- B1 {0 D! E
- font-weight: bold;
4 D E; ~+ N/ F. @+ p5 M) S' f - -webkit-transform: rotate(90deg);
0 F' P: N, I9 V/ U - transform: rotate(90deg);
+ {9 b# M/ S: R7 A2 B" m5 g - top: -5px;
; J( c+ W# ]* W, A& l - right: -15px;# p& _/ t, I9 j* j% N
- }
3 b, M8 ?: |! ^ w2 _ - .dropdown-menu {
- }7 a- r; ?9 v) ]) A - background-color: #ED3E44;
+ j7 g. Z. {0 A) k# Q( g - display: inline-block;
4 Q, i% h8 i; v+ u, d. a, n - text-align: right;
2 b3 \- P" i' L" @8 P% d3 d; b - position: absolute;
) Y7 ~3 ?7 }) A9 r) e2 [$ @ - top: 2.5rem;1 V( Y/ I/ h) J" ?3 z0 g/ b+ I
- right: -10px;. y. M/ [( [7 j7 z u
- display: none;
% y0 ^7 D4 }9 V& P8 l; i( P - opacity: 0;; h8 T5 ~1 M* |( A" w
- -webkit-transition: opacity 0.5s ease;
' P' o, h, T- ` - transition: opacity 0.5s ease; H/ Z: @' B f. |7 z7 N6 W* A
- width: 160px;6 [/ w; V' ?+ n
- }
, p6 E2 x$ X% d4 `: T2 q L - .dropdown-menu a {6 J; D% j9 e p: ]( G4 h2 i( z% h' U: l
- color: #fff;: L5 p! v6 d. r# x: S3 f
- }
' d5 `% n5 n1 K% t' | - .dropdown-menu-item {# w' Q/ ?/ M; v" L/ ]
- cursor: pointer;
) w5 {- a) J }4 h }/ l; x - padding: 1em;
7 r9 R& L' v+ ?" t9 @0 y - text-align: center;
" s- O2 c `, p) `1 J, J - }
8 L" b, X4 K0 `% l - .dropdown-menu-item:hover {, H3 o- g/ _; i8 X9 Y- z
- background-color: #eb272d;
$ R+ I, w. P, e& `; \ x$ ^ - }
复制代码
) Z5 f$ e7 ?6 u# [6 T5 {- L' v$ C可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ m8 L9 V ^: J* N# s% ?
- <!-- Checkbox toggle -->: X% i; ]! G$ F. X/ N
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">$ v1 F( j/ O, I/ w* J7 p
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 n% c4 u6 z; H p5 { K - <!-- Content to toggle from www.mfbuluo.com-->/ {7 d7 H7 z- M- o, G5 |1 f; t! p# z
- <div role="toggle" class="toggle-content">* H) v# S$ t5 h a A
- BA-NA-NA-NA! N2 ~, s8 u: U2 J
- </div>
( c, s% B1 I* a8 \ - </div>
复制代码CSS代码内容如下: - .toggle {
& Y4 Q: N X* S - margin: 0 auto;
0 \1 Q" X1 i7 s% B2 N; a - max-width: 400px;: v, K5 `( ?' s* e: k$ ~: V b5 D
- }* k9 W, R+ ]/ v2 k4 H
- .toggle-label {$ b) p/ [7 r8 N" b
- font-size: 16px;8 I/ I# J- k1 f1 c! `
- background: #fff;
0 w. _- s5 E0 T - padding: 1em;0 K9 b8 J/ \+ w1 l- T; F" x1 I C
- cursor: pointer;
! y3 Q9 U v7 X0 ]& l4 k! n - display: block;2 {! b# H# o. j! l' _
- margin: 0 auto 1em;5 U% [9 o# Q& Q' r% E) I( I' @' Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ G4 \0 U% i4 N% D; A4 v# d
- border-radius: 4px;7 ~' O! s( F( j% ^1 D- ~/ N5 @
- }
4 U8 }, [* y# J: P( \" {- Y& \8 ]; i - .toggle-label:after {
/ n l4 q# q; X8 A) T; U/ g - color: #ED3E44;
3 P* s# _# c* O* a - content: "+";* Y2 M0 e& T0 V( Y; i; X# s& u
- float: right;
) Q3 F# _3 L# n0 H3 [ - font-weight: bold;6 W( B: j3 x& G
- }0 M. G% f5 K2 i, j
- .toggle-content {
) e" d1 R3 k6 N1 V9 \ - color: #B0B3C2;
8 X! ]3 @) X2 i - font-family: monospace;( R+ p2 D o; J' p* c
- font-size: 16px;- v5 x/ Q1 p! ~
- margin-bottom: 1.5em;
6 b2 I! r$ j. ]* p - padding: 1em;, e& ~5 N- u5 Q0 K$ J9 W/ x- b1 ?
- }7 h% k- r( _0 {6 J) \
- .toggle-input {
^8 l7 o1 D& U7 V - display: none;
: r; n! v7 {0 X3 ?. c' u - }
! b: G3 K2 P. b+ z' q - .toggle-input:not(checked) ~ .toggle-content {0 R9 k/ b% j! J- c# J3 ?. `0 T
- display: none;
7 v/ O/ N8 F0 E) Z - }
4 @0 |& [& ]/ N" V, [+ _ - .toggle-input:checked ~ .toggle-content {
; ]! S) M* H! V/ t" K+ ^0 T2 j5 O - display: block;! { B4 {$ Y* }9 ^& [1 j' A+ i
- }
) u* i9 i! E3 K2 P: r7 d8 h3 h. b - .toggle-input:checked ~ .toggle-label:after {% `. v& p) f @
- content: "-";* `6 H- Y9 C# f Q. _6 X! [ w
- }
复制代码 & T- Y* [# ?. m+ }+ u! S- i
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$ `: W9 d' J+ ^( W) j2 K' @4 m* o# N) A/ U- U
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