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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!">, G8 r/ @( c; O1 y
- Label for your tooltip1 R! ^4 ^" m" ?
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 s0 Y* i' \5 n0 d0 K, z( I - cursor: pointer;
/ r: n, O' f8 |6 u; Q - position: relative;
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- .tooltip-toggle svg {
) n b4 O: X* K$ X - height: 18px;
+ {0 ]$ V7 F- \7 F6 B+ T - width: 18px;+ C* i% o& z# p& f2 j7 T3 d: s3 V4 M, m
- padding-right: 0.5rem;
; |7 l/ K- l& p6 B( u: A, Z - }
9 L& b4 [$ H! s9 U$ Y - .tooltip-toggle::before {
& i- t* i4 V2 j/ J3 f! P - position: absolute;" f- I5 r. c. d/ t
- top: -80px;7 F7 d6 w7 J9 t6 Y8 h
- left: -80px;
/ j F* l$ {; I- F - background-color: #2B222A;+ Z4 _" \3 R4 E+ h' `
- border-radius: 5px;
s! ~' x% `; ^( U7 u9 y. v/ g - color: #fff;" e9 K" z/ ?( J+ h. }5 X& d0 c
- content: attr(data-tooltip);
' T$ f, Y9 K$ x - padding: 1rem;
+ { k k$ s0 C% c: d - text-transform: none;
. ~9 X8 N+ h; x, \ - -webkit-transition: all 0.5s ease;
2 T6 n* z5 F, e: ]# K - transition: all 0.5s ease;
+ H, b# E! G$ O9 { - width: 160px;0 n# z) x6 ?! T4 z" t8 M% g& y8 m
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- .tooltip-toggle::after {" w5 |. |: C8 M+ }' v2 |
- position: absolute;
9 B" g6 P+ }6 \% L, ]+ W - top: -12px;
$ A! S) ~0 j& a0 e# S4 g+ M; R% n - left: 9px;3 Y7 t2 F) i! w6 M& b5 Y9 b; b& ~) N1 A
- border-left: 5px solid transparent;/ k. S. G! @5 X* f) N" { r) o
- border-right: 5px solid transparent;
" u b, D* U: I( c7 T - border-top: 5px solid #2B222A;
. l9 S/ L M6 c! |7 c2 F* @$ u - content: " ";
0 P9 U4 [. ^& s$ u - font-size: 0;" }) s% j% I- J: n% ]9 o
- line-height: 0;
. }/ o8 ]. ?5 B4 T - margin-left: -5px;
' ?# c3 o6 j& {' n6 N- k$ z - width: 0;5 t0 _( g1 O; u
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- .tooltip-toggle::before, .tooltip-toggle::after {
* D0 X; e* W, l+ b3 Y6 I1 } - color: #efefef;- N5 o+ P" W8 A/ S- i
- font-family: monospace;1 u' D+ f" R4 L8 e/ A- G6 @- N
- font-size: 16px;' r4 H3 b3 W, j1 P
- opacity: 0; m! {6 k! J9 a g
- pointer-events: none;
f9 c7 c, t1 Z% {+ U5 b - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
! h. `1 @; E5 R1 \0 s: I1 W4 m% p+ V9 [ - opacity: 1;* L/ ~% D% n3 |8 w/ D0 c- P0 Q
- -webkit-transition: all 0.75s ease;
( n2 A: J6 B+ {% Y7 L3 W' ] - transition: all 0.75s ease;6 O) J6 B0 q" q6 e
- }
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">
1 @9 C5 u( C" V, @+ e: k - <ul class="nav-items"># a# G) n; C7 {( b' n9 k
- <!-- Navigation -->
5 `7 k2 N, ^5 Y0 F& ~ - <li class="nav-item"><a href="#">Home</a></li>2 n2 [. m3 U& l. Y% Y `% @4 ?
- <li class="nav-item"><a href="#">About</a></li>
3 ?0 ]# A+ z {( Q8 G9 y - <li class="nav-item"><a href="#">Contact</a></li>) c4 o8 r! R: t# [
- <!-- Dropdown menu -->
" @' v5 x9 v& x( n$ A/ d3 e - <li class="nav-item nav-item-dropdown">5 s% V8 [' M, o) m- q
- <a class="dropdown-trigger" href="#">Settings</a>6 b; f2 ]9 ~+ v, D2 k
- <ul class="dropdown-menu">
1 G$ k3 b* ~: n2 w) M1 l - <li class="dropdown-menu-item">
, Z, G m+ Q# R - <a href="#">Dropdown Item 1</a>
( C: Y7 h$ s% `. U0 D - </li>
$ Z9 l3 z9 ]4 S$ e% Y" \; `& { - <li class="dropdown-menu-item">( h Z4 }* R/ a
- <a href="#">Dropdown Item 2</a>5 t# m6 }* e8 X; T: D
- </li>6 P+ P9 @" B1 T- [& X6 ~# a
- <li class="dropdown-menu-item">" A- C/ f) {# W h& D$ N1 [
- <a href="#">Dropdown Item 3</a>
% V q+ Y1 V$ b6 P - </li>9 Z; M6 }) J2 S; j6 l. [
- </ul>( ^9 g: {+ n+ r# h2 \% K! i* l) M
- </li>7 d- L. \8 @0 ~4 N+ C! M, m
- </ul>
9 X# @/ E8 O, j9 \ - </div>
复制代码对应的CSS代码如下: - .nav-container {
( A1 [8 d v: u% @( t. z ]: q - background-color: #fff;
) y+ W; _9 O- U' i' ? - border-radius: 4px;
7 a0 l5 v% i. o+ r. w4 z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
P# y- N3 L* i: z0 C- J/ k' t! a - padding: 1em;
: Z$ A/ H; @: h) g- P. q3 s - border: 1px solid #eee;3 G0 f, W6 ?0 o
- display: block;5 K2 Z Y. N! _. T
- max-width: 400px;7 }$ z4 z; u3 ^2 K( k I5 `$ k
- margin: 0 auto;9 i. \" v8 Z; l( Z+ Y9 Y' [6 ]2 f+ j1 F
- text-align: center;
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- li {
1 e K2 R8 Z" Z! ^" [- j+ c - list-style: none;
: A$ q+ z- K9 N6 z - -webkit-padding-start: 0;. B" P% u' l" v
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- a {$ ], i! i6 P" c1 P) g+ {/ T9 o
- text-decoration: none;) `6 e3 o, O' U1 n
- color: #ED3E44;
- g3 h- H$ E# f( E5 y6 l* z - }
5 q K# \+ p! ]- r/ t4 q8 D* T - .nav-item {& @5 q: p+ Q% N. ^; O l, q0 U
- padding: 1em;$ T8 o; H/ V' b
- display: inline;
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) w2 w" ^* N) ]. P - .nav-item-dropdown {6 ^1 Z# a+ P. i; j5 }: M
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {# e% ^& l1 Q1 J) F
- display: block;
! X+ x' H# l/ C6 O5 z5 a7 T - opacity: 1;* n0 {' _$ }% x5 \0 T. J
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- .dropdown-trigger {
- G) a5 D# P7 }3 c: Y. n8 c - position: relative;+ W4 {+ k9 }: i+ x
- }
$ U" f1 L! x. E! } - .dropdown-trigger:focus + .dropdown-menu {$ }+ H* W- \1 y0 l! C: c
- display: block;
7 J r+ E( N3 r; L& q# t - opacity: 1;, g3 I. c1 \3 Z, h; E* {* a
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- .dropdown-trigger::after {
* |7 e! q4 s+ {; p - content: "›";* E8 f" c$ n9 x1 H9 t: ~
- position: absolute;
( H4 s' {4 N: ]; I2 V8 t- _ - color: #ED3E44;7 d! N Q. T2 k; I+ O- _# w
- font-size: 24px;
' l5 ~5 b- u* i1 N( Q# k( C - font-weight: bold;
+ ~+ J. r3 G+ w1 c: K9 G# R - -webkit-transform: rotate(90deg);. o! P1 m- K/ ~: R* Y
- transform: rotate(90deg);
! G+ |* J5 ?% M' a - top: -5px;$ n% [' e- ?: |1 a* ~! Y
- right: -15px;0 M* e; e/ E1 y3 i9 O' m
- }
2 f5 G$ q! N1 D- b) C - .dropdown-menu {5 f' g g6 _8 [( U
- background-color: #ED3E44;/ f$ k. i5 _9 b& K8 e6 M" z7 [
- display: inline-block;' u& o' R/ \ ?7 ]* b/ b
- text-align: right;5 q2 ?" F! _- }
- position: absolute;! u# }1 E$ B) n
- top: 2.5rem;
$ s6 R6 U9 ]" a$ q( V - right: -10px;
2 u) U. J; ~) Y - display: none;
% w; t- `" i, j, D: | - opacity: 0;
& a0 L8 T! q+ T! Z$ e& { - -webkit-transition: opacity 0.5s ease;
7 s8 u+ R6 E6 P; D' V: g b! e - transition: opacity 0.5s ease;
" d9 \% _0 K; P" \+ J, `5 I6 h7 { - width: 160px;
% Z; ]; t4 j0 {8 a5 j - }
5 ^+ w0 K5 C! V- D; Q - .dropdown-menu a {
C& s! \2 P: Y7 Z - color: #fff;
% M8 i& I6 X8 E. ^5 H; r3 Q - }
) T* h9 z B- c - .dropdown-menu-item {7 N9 F6 ~9 N% A6 B6 W5 s( q4 w8 L- a
- cursor: pointer;5 C0 n4 s- M! I) [$ f
- padding: 1em;
0 S9 [, J) ?4 d: k* A7 M; K - text-align: center;
9 p! M1 m) w' ~: D" R - }' [% E- B( l% z y+ i. r9 [" F' P2 C
- .dropdown-menu-item:hover {0 P/ ^4 V+ S2 I& \
- background-color: #eb272d;
7 O5 ]2 p$ z _$ Y7 |6 k; e; N% m f - }
复制代码 - u3 s4 n# F N5 |4 L! X
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 L3 p+ @7 C) ?% e w
- <!-- Checkbox toggle -->
) W9 E- J& \% Q/ J. O q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- J- I$ X# B# _. S- I - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, p( K6 v) N( B; a: d
- <!-- Content to toggle from www.mfbuluo.com-->: D3 k. W1 z( M1 E' M* O6 B; T
- <div role="toggle" class="toggle-content">
( @0 L9 p% n5 n) R. [, M3 o - BA-NA-NA-NA!
" F, l- u, b. P) u - </div>
: [! h6 `1 h) k& } b- O5 y - </div>
复制代码CSS代码内容如下: - .toggle {# E8 I. Z' M0 V1 _: K; p
- margin: 0 auto;
1 m6 x) l" C( A; e5 u4 E - max-width: 400px;
. v5 J% [( ~' o - }
" _7 \; X1 k/ x0 @( l - .toggle-label {
; q1 Q! C0 i, [& n7 c+ Z, n - font-size: 16px;) G- R3 b0 u k) n3 v, z
- background: #fff;
: I" T: M4 \ M2 b - padding: 1em;
1 @7 e Y! V( O( U7 X5 n$ q; f - cursor: pointer;" o& S/ S2 y v1 l
- display: block;( x3 }4 f( h" C( `% t
- margin: 0 auto 1em;+ |+ E3 `7 X# V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) x- D/ U! L2 M! y. }3 S - border-radius: 4px;
6 T; a: F; _- J G! j2 K6 d+ P - }
: V2 }$ F2 |1 v: ` - .toggle-label:after {8 c( D# H/ ^) c' b9 D2 t
- color: #ED3E44;, V4 {. M% V5 ]4 H9 \
- content: "+";5 `) \2 L l& F3 s# z* I. p, _
- float: right;
3 b0 m( g b# ^3 n7 R8 j - font-weight: bold;
4 M! {$ s2 r& O - }6 e3 E' h9 Q9 z3 v2 C) j" r, g4 u
- .toggle-content {7 L4 W' ^- ^& a& g! t8 Z8 o* e. f
- color: #B0B3C2;* J7 d: l: P; H0 t
- font-family: monospace;
% o: U7 |' z# b/ y4 s& q( v( o- D - font-size: 16px;
3 ]& ]8 [' Q$ Z, X - margin-bottom: 1.5em;0 @) u1 X2 F( t: K
- padding: 1em; |& K0 K2 z$ M; w
- }
/ q0 y1 H- G+ [0 ]1 g0 V - .toggle-input {9 [8 G9 t v! w+ P, t" @' x# B! I
- display: none;
- P# B8 m" ~$ x! p8 i1 t0 a - }
7 K# \" {; f. \: `+ ?" [& e3 w3 Y - .toggle-input:not(checked) ~ .toggle-content {, z0 |' g! b1 l0 D" \; H0 S& n
- display: none;- Q) v/ a S' G6 E
- }
" h, j5 L9 d6 }* l3 W! \ - .toggle-input:checked ~ .toggle-content {" A' E1 ~6 t3 G: ~* k$ h6 w
- display: block;/ A, C2 ?5 Q9 }: A t! B; \
- }; ]+ p' [$ D& ~5 M4 `, M; j
- .toggle-input:checked ~ .toggle-label:after {- m9 z, N7 R# L+ F$ ]+ S! @$ B
- content: "-";
% w! e1 t- Q9 D5 Q% ? E+ u - }
复制代码 $ q$ j6 M! h9 | [* R
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